What is the current level of PM10 in San Juan Capistrano, California?

San Juan Capistrano, California currently has a PM10 concentration of 67.586 μg/m3.

What is the current level of sulfur dioxide (SO2) in San Juan Capistrano, California?

The current sulfur dioxide (SO2) concentration in San Juan Capistrano, California is 1.01 ppb.

What is the current level of ozone (O3) in San Juan Capistrano, California?

San Juan Capistrano, California currently has an ozone (O3) concentration of 22.824 ppm.

What is the current level of nitrogen dioxide (NO2) in San Juan Capistrano, California?

The current level of nitrogen dioxide (NO2) in San Juan Capistrano, California is 31.612 ppb.

Current air quality index in San Juan Capistrano, California today

Q: What is the PM2.5 concentration in San Juan Capistrano, California right now?

San Juan Capistrano, California currently has a PM2.5 concentration of 24.063 μg/m3.

Stay updated with real-time air quality in San Juan Capistrano, California featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Moderate

San Juan Capistrano, California

Last updated: ... (Local time)

Common air pollutants in San Juan Capistrano, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

24.06 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

67.59 μg/m³

155

255

425

605+

Ozone (O₃)

22.82 ppb

201

201+

Sulfur Dioxide (SO₂)

1.01 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

31.61 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

1.01 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

San Juan Capistrano, California

Get Live Pollen Counts

San Juan Capistrano, California

Scroll To Air Quality Map

Track live San Juan Capistrano, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-06T09:00:00.000Z	73 \| moderate	19.45 \| fine	99.434 \| fine	17.223 \| good	0.754 \| good	29.514 \| good	0.74 \| good
2025-12-06T10:00:00.000Z	77 \| moderate	23.488 \| fine	85.41 \| fine	15.955 \| good	0.849 \| good	27.396 \| good	0.669 \| good
2025-12-06T11:00:00.000Z	67 \| moderate	18.339 \| fine	46.255 \| good	13.538 \| good	0.976 \| good	27.097 \| good	0.583 \| good
2025-12-06T12:00:00.000Z	77 \| moderate	22.734 \| fine	59.686 \| fine	17.463 \| good	0.966 \| good	28.538 \| good	0.583 \| good
2025-12-06T13:00:00.000Z	73 \| moderate	21.129 \| fine	70.096 \| fine	13.075 \| good	0.97 \| good	21.841 \| good	0.583 \| good
2025-12-06T14:00:00.000Z	73 \| moderate	20.837 \| fine	70.431 \| fine	15.83 \| good	1.019 \| good	25.052 \| good	0.582 \| good
2025-12-06T15:00:00.000Z	76 \| moderate	17.602 \| fine	104.511 \| fine	17.694 \| good	1.206 \| good	27.643 \| good	0.743 \| good
2025-12-06T16:00:00.000Z	64 \| moderate	16.49 \| fine	73.792 \| fine	17.076 \| good	1.209 \| good	27.216 \| good	0.759 \| good
2025-12-06T17:00:00.000Z	60 \| moderate	13.756 \| fine	74.364 \| fine	17.433 \| good	1.015 \| good	27.678 \| good	0.626 \| good
2025-12-06T18:00:00.000Z	49 \| good	8.916 \| good	26.102 \| good	25.959 \| good	0.779 \| good	22.604 \| good	0.432 \| good
2025-12-06T19:00:00.000Z	44 \| good	7.857 \| good	28.017 \| good	26.244 \| good	1.061 \| good	19.102 \| good	0.381 \| good
2025-12-06T20:00:00.000Z	49 \| good	8.665 \| good	24.168 \| good	31.788 \| good	0.877 \| good	15.114 \| good	0.366 \| good
2025-12-06T21:00:00.000Z	38 \| good	7.385 \| good	29.2 \| good	34.462 \| good	0.828 \| good	13.443 \| good	0.311 \| good
2025-12-06T22:00:00.000Z	47 \| good	7.409 \| good	51.454 \| good	37.663 \| good	0.683 \| good	10.339 \| good	0.268 \| good
2025-12-06T23:00:00.000Z	37 \| good	4.998 \| good	17.999 \| good	39.641 \| good	0.816 \| good	8.772 \| good	0.261 \| good
2025-12-07T00:00:00.000Z	55 \| moderate	4.453 \| good	63.631 \| fine	40.749 \| good	0.722 \| good	6.242 \| good	0.268 \| good
2025-12-07T01:00:00.000Z	38 \| good	4.754 \| good	17.955 \| good	40.965 \| good	0.898 \| good	6.886 \| good	0.324 \| good
2025-12-07T02:00:00.000Z	38 \| good	6.908 \| good	28.823 \| good	40.755 \| good	0.763 \| good	13.424 \| good	0.408 \| good
2025-12-07T03:00:00.000Z	44 \| good	7.859 \| good	39.001 \| good	39.082 \| good	0.729 \| good	19.581 \| good	0.512 \| good
2025-12-07T04:00:00.000Z	52 \| moderate	10.478 \| good	24.899 \| good	35.361 \| good	0.941 \| good	21.526 \| good	0.536 \| good
2025-12-07T05:00:00.000Z	54 \| moderate	10.715 \| good	35.025 \| good	34.799 \| good	0.959 \| good	23.377 \| good	0.669 \| good
2025-12-07T06:00:00.000Z	33 \| good	5.781 \| good	23.929 \| good	33.937 \| good	0.809 \| good	22.693 \| good	0.808 \| good
2025-12-07T07:00:00.000Z	38 \| good	6.838 \| good	31.956 \| good	32.438 \| good	0.815 \| good	20.684 \| good	0.809 \| good
2025-12-07T08:00:00.000Z	58 \| moderate	13.285 \| fine	54.734 \| good	31.257 \| good	0.962 \| good	23.12 \| good	0.692 \| good
2025-12-07T09:00:00.000Z	92 \| moderate	31.401 \| fine	113.781 \| fine	28.55 \| good	0.912 \| good	25.683 \| good	0.67 \| good
2025-12-07T10:00:00.000Z	82 \| moderate	26.136 \| fine	80.611 \| fine	26.269 \| good	0.901 \| good	26.092 \| good	0.623 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	13.305 \| fine	29.882 \| good	24.01 \| good	0.901 \| good	28.054 \| good	0.623 \| good
2025-12-07T12:00:00.000Z	75 \| moderate	21.696 \| fine	36.648 \| good	22.501 \| good	0.928 \| good	25.756 \| good	0.623 \| good
2025-12-07T13:00:00.000Z	86 \| moderate	28.27 \| fine	38.976 \| good	21.625 \| good	0.82 \| good	8.362 \| good	0.887 \| good
2025-12-07T14:00:00.000Z	87 \| moderate	21.792 \| fine	127.854 \| fine	21.483 \| good	0.769 \| good	20.661 \| good	0.618 \| good
2025-12-07T15:00:00.000Z	67 \| moderate	17.544 \| fine	28.827 \| good	23.425 \| good	0.913 \| good	23.368 \| good	0.649 \| good
2025-12-07T16:00:00.000Z	91 \| moderate	26.472 \| fine	135.482 \| fine	26.297 \| good	0.933 \| good	24.312 \| good	0.672 \| good
2025-12-07T17:00:00.000Z	75 \| moderate	21.687 \| fine	62.95 \| fine	27.828 \| good	0.743 \| good	23.298 \| good	0.587 \| good
2025-12-07T18:00:00.000Z	58 \| moderate	12.867 \| fine	41.364 \| good	35.162 \| good	0.668 \| good	25.164 \| good	0.453 \| good
2025-12-07T19:00:00.000Z	67 \| moderate	18.327 \| fine	67.3 \| fine	36.517 \| good	0.791 \| good	21.184 \| good	0.403 \| good
2025-12-07T20:00:00.000Z	73 \| moderate	21.137 \| fine	78.36 \| fine	38.755 \| good	0.882 \| good	23.1 \| good	0.386 \| good
2025-12-07T21:00:00.000Z	62 \| moderate	15.187 \| fine	50.007 \| good	42.436 \| good	0.732 \| good	14.04 \| good	0.365 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	12.203 \| fine	33.818 \| good	47.408 \| good	0.77 \| good	11.634 \| good	0.359 \| good
2025-12-07T23:00:00.000Z	44 \| good	8.418 \| good	28.531 \| good	47.051 \| good	0.981 \| good	12.069 \| good	0.408 \| good
2025-12-08T00:00:00.000Z	54 \| moderate	10.656 \| good	33.472 \| good	44.861 \| good	0.839 \| good	16.849 \| good	0.429 \| good
2025-12-08T01:00:00.000Z	49 \| good	9.343 \| good	34.546 \| good	41.044 \| good	0.679 \| good	17.848 \| good	0.524 \| good
2025-12-08T02:00:00.000Z	44 \| good	7.611 \| good	29.051 \| good	37.942 \| good	0.686 \| good	22.483 \| good	0.621 \| good
2025-12-08T03:00:00.000Z	52 \| moderate	9.841 \| good	50.353 \| good	37.163 \| good	0.84 \| good	24.362 \| good	0.803 \| good
2025-12-08T04:00:00.000Z	73 \| moderate	21.233 \| fine	59.28 \| fine	30.837 \| good	0.894 \| good	33.212 \| good	0.926 \| good
2025-12-08T05:00:00.000Z	79 \| moderate	24.181 \| fine	81.327 \| fine	29.958 \| good	0.866 \| good	32.194 \| good	0.962 \| good
2025-12-08T06:00:00.000Z	82 \| moderate	25.67 \| fine	100.812 \| fine	21.388 \| good	0.98 \| good	33.92 \| good	0.988 \| good
2025-12-08T07:00:00.000Z	88 \| moderate	28.711 \| fine	102.808 \| fine	22.353 \| good	0.974 \| good	29.439 \| good	0.924 \| good
2025-12-08T08:00:00.000Z	84 \| moderate	27.028 \| fine	99.419 \| fine	18.684 \| good	1.008 \| good	32.373 \| good	1.017 \| good
2025-12-08T08:00:00.000Z	79 \| moderate	24.063 \| fine	67.586 \| fine	22.824 \| good	1.01 \| good	31.612 \| good	1.011 \| good
2025-12-08T09:00:00.000Z	162 \| unhealthy	70.744 \| poor	270.918 \| poor	20.546 \| good	2.884 \| good	35.543 \| good	0.403 \| good
2025-12-08T10:00:00.000Z	165 \| unhealthy	74.994 \| poor	274.815 \| poor	20.187 \| good	2.627 \| good	33.716 \| good	0.379 \| good
2025-12-08T11:00:00.000Z	165 \| unhealthy	76.347 \| poor	276.689 \| poor	18.698 \| good	2.371 \| good	31.889 \| good	0.355 \| good
2025-12-08T12:00:00.000Z	166 \| unhealthy	76.908 \| poor	276.896 \| poor	18.659 \| good	2.115 \| good	30.062 \| good	0.33 \| good
2025-12-08T13:00:00.000Z	167 \| unhealthy	78.46 \| poor	278.669 \| poor	17.889 \| good	2.094 \| good	29.001 \| good	0.316 \| good
2025-12-08T14:00:00.000Z	165 \| unhealthy	76.357 \| poor	276.712 \| poor	17.597 \| good	2.073 \| good	27.941 \| good	0.302 \| good
2025-12-08T15:00:00.000Z	166 \| unhealthy	76.503 \| poor	276.88 \| poor	17.66 \| good	2.052 \| good	26.881 \| good	0.288 \| good
2025-12-08T16:00:00.000Z	167 \| unhealthy	78.166 \| poor	278.614 \| poor	18.618 \| good	2.124 \| good	23.528 \| good	0.284 \| good
2025-12-08T17:00:00.000Z	172 \| unhealthy	85.865 \| poor	286.569 \| poor	23.447 \| good	2.197 \| good	20.174 \| good	0.279 \| good
2025-12-08T18:00:00.000Z	172 \| unhealthy	85.597 \| poor	286.317 \| poor	30.058 \| good	2.269 \| good	16.821 \| good	0.275 \| good
2025-12-08T19:00:00.000Z	169 \| unhealthy	80.566 \| poor	279.965 \| poor	33.96 \| good	2.39 \| good	15.923 \| good	0.256 \| good
2025-12-08T20:00:00.000Z	160 \| unhealthy	68.322 \| poor	265.82 \| poor	35.847 \| good	2.511 \| good	15.026 \| good	0.237 \| good
2025-12-08T21:00:00.000Z	156 \| unhealthy	63.203 \| poor	260.157 \| poor	35.534 \| good	2.632 \| good	14.129 \| good	0.218 \| good
2025-12-08T22:00:00.000Z	151 \| unhealthy	56.415 \| poor	252.331 \| moderate	33.635 \| good	2.842 \| good	18.812 \| good	0.234 \| good
2025-12-08T23:00:00.000Z	129 \| sensitive	46.671 \| moderate	210.578 \| moderate	29.516 \| good	3.052 \| good	23.495 \| good	0.25 \| good
2025-12-09T00:00:00.000Z	102 \| sensitive	36.054 \| moderate	157.872 \| moderate	22.796 \| good	3.263 \| good	28.178 \| good	0.266 \| good
2025-12-09T01:00:00.000Z	88 \| moderate	29.3 \| fine	126.766 \| fine	17.778 \| good	3.49 \| good	32.654 \| good	0.293 \| good
2025-12-09T02:00:00.000Z	88 \| moderate	28.596 \| fine	124.106 \| fine	13.607 \| good	3.718 \| good	37.131 \| good	0.32 \| good
2025-12-09T03:00:00.000Z	75 \| moderate	21.92 \| fine	96.389 \| fine	10.954 \| good	3.946 \| good	41.607 \| good	0.347 \| good
2025-12-09T04:00:00.000Z	69 \| moderate	18.506 \| fine	82.243 \| fine	9.904 \| good	3.512 \| good	39.871 \| good	0.351 \| good
2025-12-09T05:00:00.000Z	64 \| moderate	15.599 \| fine	70.23 \| fine	12.034 \| good	3.078 \| good	38.136 \| good	0.356 \| good
2025-12-09T06:00:00.000Z	56 \| moderate	12.278 \| fine	54.712 \| good	15.736 \| good	2.644 \| good	36.4 \| good	0.36 \| good
2025-12-09T07:00:00.000Z	56 \| moderate	11.578 \| good	50.841 \| good	16.974 \| good	2.181 \| good	32.092 \| good	0.321 \| good
2025-12-09T08:00:00.000Z	54 \| moderate	11.164 \| good	49.532 \| good	17.81 \| good	1.717 \| good	27.783 \| good	0.281 \| good
2025-12-09T09:00:00.000Z	54 \| moderate	10.976 \| good	48.582 \| good	17.208 \| good	1.254 \| good	23.475 \| good	0.242 \| good
2025-12-09T10:00:00.000Z	54 \| moderate	11.195 \| good	49.692 \| good	16.258 \| good	1.16 \| good	19.6 \| good	0.214 \| good
2025-12-09T11:00:00.000Z	56 \| moderate	11.749 \| good	51.802 \| good	15.262 \| good	1.066 \| good	15.724 \| good	0.186 \| good
2025-12-09T12:00:00.000Z	54 \| moderate	11.34 \| good	50.478 \| good	16.03 \| good	0.972 \| good	11.848 \| good	0.158 \| good
2025-12-09T13:00:00.000Z	49 \| good	9.192 \| good	41.207 \| good	16.026 \| good	1.068 \| good	12.997 \| good	0.163 \| good
2025-12-09T14:00:00.000Z	49 \| good	9.014 \| good	40.3 \| good	16.144 \| good	1.163 \| good	14.147 \| good	0.169 \| good
2025-12-09T15:00:00.000Z	49 \| good	9.051 \| good	40.3 \| good	14.841 \| good	1.258 \| good	15.296 \| good	0.174 \| good
2025-12-09T16:00:00.000Z	52 \| moderate	10.082 \| good	44.394 \| good	14.557 \| good	1.461 \| good	14.756 \| good	0.189 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.099 \| fine	58.089 \| fine	17.236 \| good	1.664 \| good	14.216 \| good	0.204 \| good
2025-12-09T18:00:00.000Z	64 \| moderate	16.222 \| fine	71.952 \| fine	23.152 \| good	1.867 \| good	13.675 \| good	0.219 \| good
2025-12-09T19:00:00.000Z	73 \| moderate	21.312 \| fine	93.457 \| fine	27.543 \| good	2.104 \| good	12.943 \| good	0.202 \| good
2025-12-09T20:00:00.000Z	84 \| moderate	27.31 \| fine	119.1 \| fine	31.225 \| good	2.341 \| good	12.211 \| good	0.186 \| good
2025-12-09T21:00:00.000Z	88 \| moderate	29.381 \| fine	127.686 \| fine	35.108 \| good	2.578 \| good	11.479 \| good	0.169 \| good
2025-12-09T22:00:00.000Z	96 \| moderate	33.474 \| fine	145.646 \| fine	37.259 \| good	2.841 \| good	16.339 \| good	0.191 \| good
2025-12-09T23:00:00.000Z	96 \| moderate	32.638 \| fine	141.887 \| fine	35.286 \| good	3.104 \| good	21.198 \| good	0.214 \| good
2025-12-10T00:00:00.000Z	82 \| moderate	26.357 \| fine	114.563 \| fine	24.553 \| good	3.367 \| good	26.057 \| good	0.236 \| good
2025-12-10T01:00:00.000Z	71 \| moderate	20.24 \| fine	88.609 \| fine	11.216 \| good	3.624 \| good	31.516 \| good	0.276 \| good
2025-12-10T02:00:00.000Z	64 \| moderate	16.123 \| fine	71.289 \| fine	5.695 \| good	3.882 \| good	36.975 \| good	0.317 \| good
2025-12-10T03:00:00.000Z	62 \| moderate	14.854 \| fine	65.662 \| fine	5.214 \| good	4.139 \| good	42.434 \| good	0.358 \| good
2025-12-10T04:00:00.000Z	64 \| moderate	15.746 \| fine	69.708 \| fine	5.378 \| good	3.892 \| good	40.981 \| good	0.365 \| good
2025-12-10T05:00:00.000Z	64 \| moderate	16.061 \| fine	71.437 \| fine	5.711 \| good	3.644 \| good	39.527 \| good	0.373 \| good
2025-12-10T06:00:00.000Z	77 \| moderate	23.225 \| fine	24.142 \| good	2.098 \| good	3.417 \| good	38.11 \| good	0.38 \| good
2025-12-10T07:00:00.000Z	66 \| moderate	16.663 \| fine	73.271 \| fine	6.537 \| good	2.951 \| good	35.991 \| good	0.363 \| good
2025-12-10T08:00:00.000Z	66 \| moderate	17.23 \| fine	76.661 \| fine	7.392 \| good	2.505 \| good	33.908 \| good	0.345 \| good

San Juan Capistrano

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near San Juan Capistrano, California

0.91ppm

How accurate is California, USA air quality data?

The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for San Juan Capistrano, California get updated?

Air quality updates for San Juan Capistrano, California are available every hour.

What time in the past 24 hours saw the poorest air quality in San Juan Capistrano, California?

San Juan Capistrano, California experienced its worst air quality at 09:00:00, 2025-12-07.

When was air quality in San Juan Capistrano, California the best over the past 24 hours?

The best air quality in San Juan Capistrano, California was observed at 02:00:00 on 2025-12-08.

What is the air quality in San Juan Capistrano, California right now?

The air quality in San Juan Capistrano, California right now is Moderate, with an AQI of 79.

What pollutant is most frequently found in San Juan Capistrano, California?

In San Juan Capistrano, California, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in San Juan Capistrano, California is poor?

When air quality in San Juan Capistrano, California is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in San Juan Capistrano, California right now?

San Juan Capistrano, California currently has a PM_2.5 concentration of 24.063 μg/m³.

What is the current level of PM₁₀ in San Juan Capistrano, California?

San Juan Capistrano, California currently has a PM₁₀ concentration of 67.586 μg/m³.

What is the current level of carbon monoxide (CO) in San Juan Capistrano, California?

The current carbon monoxide (CO) level in San Juan Capistrano, California is 1.011 ppm.

What is the current level of sulfur dioxide (SO₂) in San Juan Capistrano, California?

The current sulfur dioxide (SO₂) concentration in San Juan Capistrano, California is 1.01 ppb.

What is the current level of ozone (O₃) in San Juan Capistrano, California?

San Juan Capistrano, California currently has an ozone (O₃) concentration of 22.824 ppm.

What is the current level of nitrogen dioxide (NO₂) in San Juan Capistrano, California?

The current level of nitrogen dioxide (NO₂) in San Juan Capistrano, California is 31.612 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-06T09:00:00.000Z	73 \| moderate	19.45 \| fine	99.434 \| fine	17.223 \| good	0.754 \| good	29.514 \| good	0.74 \| good
2025-12-06T10:00:00.000Z	77 \| moderate	23.488 \| fine	85.41 \| fine	15.955 \| good	0.849 \| good	27.396 \| good	0.669 \| good
2025-12-06T11:00:00.000Z	67 \| moderate	18.339 \| fine	46.255 \| good	13.538 \| good	0.976 \| good	27.097 \| good	0.583 \| good
2025-12-06T12:00:00.000Z	77 \| moderate	22.734 \| fine	59.686 \| fine	17.463 \| good	0.966 \| good	28.538 \| good	0.583 \| good
2025-12-06T13:00:00.000Z	73 \| moderate	21.129 \| fine	70.096 \| fine	13.075 \| good	0.97 \| good	21.841 \| good	0.583 \| good
2025-12-06T14:00:00.000Z	73 \| moderate	20.837 \| fine	70.431 \| fine	15.83 \| good	1.019 \| good	25.052 \| good	0.582 \| good
2025-12-06T15:00:00.000Z	76 \| moderate	17.602 \| fine	104.511 \| fine	17.694 \| good	1.206 \| good	27.643 \| good	0.743 \| good
2025-12-06T16:00:00.000Z	64 \| moderate	16.49 \| fine	73.792 \| fine	17.076 \| good	1.209 \| good	27.216 \| good	0.759 \| good
2025-12-06T17:00:00.000Z	60 \| moderate	13.756 \| fine	74.364 \| fine	17.433 \| good	1.015 \| good	27.678 \| good	0.626 \| good
2025-12-06T18:00:00.000Z	49 \| good	8.916 \| good	26.102 \| good	25.959 \| good	0.779 \| good	22.604 \| good	0.432 \| good
2025-12-06T19:00:00.000Z	44 \| good	7.857 \| good	28.017 \| good	26.244 \| good	1.061 \| good	19.102 \| good	0.381 \| good
2025-12-06T20:00:00.000Z	49 \| good	8.665 \| good	24.168 \| good	31.788 \| good	0.877 \| good	15.114 \| good	0.366 \| good
2025-12-06T21:00:00.000Z	38 \| good	7.385 \| good	29.2 \| good	34.462 \| good	0.828 \| good	13.443 \| good	0.311 \| good
2025-12-06T22:00:00.000Z	47 \| good	7.409 \| good	51.454 \| good	37.663 \| good	0.683 \| good	10.339 \| good	0.268 \| good
2025-12-06T23:00:00.000Z	37 \| good	4.998 \| good	17.999 \| good	39.641 \| good	0.816 \| good	8.772 \| good	0.261 \| good
2025-12-07T00:00:00.000Z	55 \| moderate	4.453 \| good	63.631 \| fine	40.749 \| good	0.722 \| good	6.242 \| good	0.268 \| good
2025-12-07T01:00:00.000Z	38 \| good	4.754 \| good	17.955 \| good	40.965 \| good	0.898 \| good	6.886 \| good	0.324 \| good
2025-12-07T02:00:00.000Z	38 \| good	6.908 \| good	28.823 \| good	40.755 \| good	0.763 \| good	13.424 \| good	0.408 \| good
2025-12-07T03:00:00.000Z	44 \| good	7.859 \| good	39.001 \| good	39.082 \| good	0.729 \| good	19.581 \| good	0.512 \| good
2025-12-07T04:00:00.000Z	52 \| moderate	10.478 \| good	24.899 \| good	35.361 \| good	0.941 \| good	21.526 \| good	0.536 \| good
2025-12-07T05:00:00.000Z	54 \| moderate	10.715 \| good	35.025 \| good	34.799 \| good	0.959 \| good	23.377 \| good	0.669 \| good
2025-12-07T06:00:00.000Z	33 \| good	5.781 \| good	23.929 \| good	33.937 \| good	0.809 \| good	22.693 \| good	0.808 \| good
2025-12-07T07:00:00.000Z	38 \| good	6.838 \| good	31.956 \| good	32.438 \| good	0.815 \| good	20.684 \| good	0.809 \| good
2025-12-07T08:00:00.000Z	58 \| moderate	13.285 \| fine	54.734 \| good	31.257 \| good	0.962 \| good	23.12 \| good	0.692 \| good
2025-12-07T09:00:00.000Z	92 \| moderate	31.401 \| fine	113.781 \| fine	28.55 \| good	0.912 \| good	25.683 \| good	0.67 \| good
2025-12-07T10:00:00.000Z	82 \| moderate	26.136 \| fine	80.611 \| fine	26.269 \| good	0.901 \| good	26.092 \| good	0.623 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	13.305 \| fine	29.882 \| good	24.01 \| good	0.901 \| good	28.054 \| good	0.623 \| good
2025-12-07T12:00:00.000Z	75 \| moderate	21.696 \| fine	36.648 \| good	22.501 \| good	0.928 \| good	25.756 \| good	0.623 \| good
2025-12-07T13:00:00.000Z	86 \| moderate	28.27 \| fine	38.976 \| good	21.625 \| good	0.82 \| good	8.362 \| good	0.887 \| good
2025-12-07T14:00:00.000Z	87 \| moderate	21.792 \| fine	127.854 \| fine	21.483 \| good	0.769 \| good	20.661 \| good	0.618 \| good
2025-12-07T15:00:00.000Z	67 \| moderate	17.544 \| fine	28.827 \| good	23.425 \| good	0.913 \| good	23.368 \| good	0.649 \| good
2025-12-07T16:00:00.000Z	91 \| moderate	26.472 \| fine	135.482 \| fine	26.297 \| good	0.933 \| good	24.312 \| good	0.672 \| good
2025-12-07T17:00:00.000Z	75 \| moderate	21.687 \| fine	62.95 \| fine	27.828 \| good	0.743 \| good	23.298 \| good	0.587 \| good
2025-12-07T18:00:00.000Z	58 \| moderate	12.867 \| fine	41.364 \| good	35.162 \| good	0.668 \| good	25.164 \| good	0.453 \| good
2025-12-07T19:00:00.000Z	67 \| moderate	18.327 \| fine	67.3 \| fine	36.517 \| good	0.791 \| good	21.184 \| good	0.403 \| good
2025-12-07T20:00:00.000Z	73 \| moderate	21.137 \| fine	78.36 \| fine	38.755 \| good	0.882 \| good	23.1 \| good	0.386 \| good
2025-12-07T21:00:00.000Z	62 \| moderate	15.187 \| fine	50.007 \| good	42.436 \| good	0.732 \| good	14.04 \| good	0.365 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	12.203 \| fine	33.818 \| good	47.408 \| good	0.77 \| good	11.634 \| good	0.359 \| good
2025-12-07T23:00:00.000Z	44 \| good	8.418 \| good	28.531 \| good	47.051 \| good	0.981 \| good	12.069 \| good	0.408 \| good
2025-12-08T00:00:00.000Z	54 \| moderate	10.656 \| good	33.472 \| good	44.861 \| good	0.839 \| good	16.849 \| good	0.429 \| good
2025-12-08T01:00:00.000Z	49 \| good	9.343 \| good	34.546 \| good	41.044 \| good	0.679 \| good	17.848 \| good	0.524 \| good
2025-12-08T02:00:00.000Z	44 \| good	7.611 \| good	29.051 \| good	37.942 \| good	0.686 \| good	22.483 \| good	0.621 \| good
2025-12-08T03:00:00.000Z	52 \| moderate	9.841 \| good	50.353 \| good	37.163 \| good	0.84 \| good	24.362 \| good	0.803 \| good
2025-12-08T04:00:00.000Z	73 \| moderate	21.233 \| fine	59.28 \| fine	30.837 \| good	0.894 \| good	33.212 \| good	0.926 \| good
2025-12-08T05:00:00.000Z	79 \| moderate	24.181 \| fine	81.327 \| fine	29.958 \| good	0.866 \| good	32.194 \| good	0.962 \| good
2025-12-08T06:00:00.000Z	82 \| moderate	25.67 \| fine	100.812 \| fine	21.388 \| good	0.98 \| good	33.92 \| good	0.988 \| good
2025-12-08T07:00:00.000Z	88 \| moderate	28.711 \| fine	102.808 \| fine	22.353 \| good	0.974 \| good	29.439 \| good	0.924 \| good
2025-12-08T08:00:00.000Z	84 \| moderate	27.028 \| fine	99.419 \| fine	18.684 \| good	1.008 \| good	32.373 \| good	1.017 \| good
2025-12-08T08:00:00.000Z	79 \| moderate	24.063 \| fine	67.586 \| fine	22.824 \| good	1.01 \| good	31.612 \| good	1.011 \| good
2025-12-08T09:00:00.000Z	162 \| unhealthy	70.744 \| poor	270.918 \| poor	20.546 \| good	2.884 \| good	35.543 \| good	0.403 \| good
2025-12-08T10:00:00.000Z	165 \| unhealthy	74.994 \| poor	274.815 \| poor	20.187 \| good	2.627 \| good	33.716 \| good	0.379 \| good
2025-12-08T11:00:00.000Z	165 \| unhealthy	76.347 \| poor	276.689 \| poor	18.698 \| good	2.371 \| good	31.889 \| good	0.355 \| good
2025-12-08T12:00:00.000Z	166 \| unhealthy	76.908 \| poor	276.896 \| poor	18.659 \| good	2.115 \| good	30.062 \| good	0.33 \| good
2025-12-08T13:00:00.000Z	167 \| unhealthy	78.46 \| poor	278.669 \| poor	17.889 \| good	2.094 \| good	29.001 \| good	0.316 \| good
2025-12-08T14:00:00.000Z	165 \| unhealthy	76.357 \| poor	276.712 \| poor	17.597 \| good	2.073 \| good	27.941 \| good	0.302 \| good
2025-12-08T15:00:00.000Z	166 \| unhealthy	76.503 \| poor	276.88 \| poor	17.66 \| good	2.052 \| good	26.881 \| good	0.288 \| good
2025-12-08T16:00:00.000Z	167 \| unhealthy	78.166 \| poor	278.614 \| poor	18.618 \| good	2.124 \| good	23.528 \| good	0.284 \| good
2025-12-08T17:00:00.000Z	172 \| unhealthy	85.865 \| poor	286.569 \| poor	23.447 \| good	2.197 \| good	20.174 \| good	0.279 \| good
2025-12-08T18:00:00.000Z	172 \| unhealthy	85.597 \| poor	286.317 \| poor	30.058 \| good	2.269 \| good	16.821 \| good	0.275 \| good
2025-12-08T19:00:00.000Z	169 \| unhealthy	80.566 \| poor	279.965 \| poor	33.96 \| good	2.39 \| good	15.923 \| good	0.256 \| good
2025-12-08T20:00:00.000Z	160 \| unhealthy	68.322 \| poor	265.82 \| poor	35.847 \| good	2.511 \| good	15.026 \| good	0.237 \| good
2025-12-08T21:00:00.000Z	156 \| unhealthy	63.203 \| poor	260.157 \| poor	35.534 \| good	2.632 \| good	14.129 \| good	0.218 \| good
2025-12-08T22:00:00.000Z	151 \| unhealthy	56.415 \| poor	252.331 \| moderate	33.635 \| good	2.842 \| good	18.812 \| good	0.234 \| good
2025-12-08T23:00:00.000Z	129 \| sensitive	46.671 \| moderate	210.578 \| moderate	29.516 \| good	3.052 \| good	23.495 \| good	0.25 \| good
2025-12-09T00:00:00.000Z	102 \| sensitive	36.054 \| moderate	157.872 \| moderate	22.796 \| good	3.263 \| good	28.178 \| good	0.266 \| good
2025-12-09T01:00:00.000Z	88 \| moderate	29.3 \| fine	126.766 \| fine	17.778 \| good	3.49 \| good	32.654 \| good	0.293 \| good
2025-12-09T02:00:00.000Z	88 \| moderate	28.596 \| fine	124.106 \| fine	13.607 \| good	3.718 \| good	37.131 \| good	0.32 \| good
2025-12-09T03:00:00.000Z	75 \| moderate	21.92 \| fine	96.389 \| fine	10.954 \| good	3.946 \| good	41.607 \| good	0.347 \| good
2025-12-09T04:00:00.000Z	69 \| moderate	18.506 \| fine	82.243 \| fine	9.904 \| good	3.512 \| good	39.871 \| good	0.351 \| good
2025-12-09T05:00:00.000Z	64 \| moderate	15.599 \| fine	70.23 \| fine	12.034 \| good	3.078 \| good	38.136 \| good	0.356 \| good
2025-12-09T06:00:00.000Z	56 \| moderate	12.278 \| fine	54.712 \| good	15.736 \| good	2.644 \| good	36.4 \| good	0.36 \| good
2025-12-09T07:00:00.000Z	56 \| moderate	11.578 \| good	50.841 \| good	16.974 \| good	2.181 \| good	32.092 \| good	0.321 \| good
2025-12-09T08:00:00.000Z	54 \| moderate	11.164 \| good	49.532 \| good	17.81 \| good	1.717 \| good	27.783 \| good	0.281 \| good
2025-12-09T09:00:00.000Z	54 \| moderate	10.976 \| good	48.582 \| good	17.208 \| good	1.254 \| good	23.475 \| good	0.242 \| good
2025-12-09T10:00:00.000Z	54 \| moderate	11.195 \| good	49.692 \| good	16.258 \| good	1.16 \| good	19.6 \| good	0.214 \| good
2025-12-09T11:00:00.000Z	56 \| moderate	11.749 \| good	51.802 \| good	15.262 \| good	1.066 \| good	15.724 \| good	0.186 \| good
2025-12-09T12:00:00.000Z	54 \| moderate	11.34 \| good	50.478 \| good	16.03 \| good	0.972 \| good	11.848 \| good	0.158 \| good
2025-12-09T13:00:00.000Z	49 \| good	9.192 \| good	41.207 \| good	16.026 \| good	1.068 \| good	12.997 \| good	0.163 \| good
2025-12-09T14:00:00.000Z	49 \| good	9.014 \| good	40.3 \| good	16.144 \| good	1.163 \| good	14.147 \| good	0.169 \| good
2025-12-09T15:00:00.000Z	49 \| good	9.051 \| good	40.3 \| good	14.841 \| good	1.258 \| good	15.296 \| good	0.174 \| good
2025-12-09T16:00:00.000Z	52 \| moderate	10.082 \| good	44.394 \| good	14.557 \| good	1.461 \| good	14.756 \| good	0.189 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.099 \| fine	58.089 \| fine	17.236 \| good	1.664 \| good	14.216 \| good	0.204 \| good
2025-12-09T18:00:00.000Z	64 \| moderate	16.222 \| fine	71.952 \| fine	23.152 \| good	1.867 \| good	13.675 \| good	0.219 \| good
2025-12-09T19:00:00.000Z	73 \| moderate	21.312 \| fine	93.457 \| fine	27.543 \| good	2.104 \| good	12.943 \| good	0.202 \| good
2025-12-09T20:00:00.000Z	84 \| moderate	27.31 \| fine	119.1 \| fine	31.225 \| good	2.341 \| good	12.211 \| good	0.186 \| good
2025-12-09T21:00:00.000Z	88 \| moderate	29.381 \| fine	127.686 \| fine	35.108 \| good	2.578 \| good	11.479 \| good	0.169 \| good
2025-12-09T22:00:00.000Z	96 \| moderate	33.474 \| fine	145.646 \| fine	37.259 \| good	2.841 \| good	16.339 \| good	0.191 \| good
2025-12-09T23:00:00.000Z	96 \| moderate	32.638 \| fine	141.887 \| fine	35.286 \| good	3.104 \| good	21.198 \| good	0.214 \| good
2025-12-10T00:00:00.000Z	82 \| moderate	26.357 \| fine	114.563 \| fine	24.553 \| good	3.367 \| good	26.057 \| good	0.236 \| good
2025-12-10T01:00:00.000Z	71 \| moderate	20.24 \| fine	88.609 \| fine	11.216 \| good	3.624 \| good	31.516 \| good	0.276 \| good
2025-12-10T02:00:00.000Z	64 \| moderate	16.123 \| fine	71.289 \| fine	5.695 \| good	3.882 \| good	36.975 \| good	0.317 \| good
2025-12-10T03:00:00.000Z	62 \| moderate	14.854 \| fine	65.662 \| fine	5.214 \| good	4.139 \| good	42.434 \| good	0.358 \| good
2025-12-10T04:00:00.000Z	64 \| moderate	15.746 \| fine	69.708 \| fine	5.378 \| good	3.892 \| good	40.981 \| good	0.365 \| good
2025-12-10T05:00:00.000Z	64 \| moderate	16.061 \| fine	71.437 \| fine	5.711 \| good	3.644 \| good	39.527 \| good	0.373 \| good
2025-12-10T06:00:00.000Z	77 \| moderate	23.225 \| fine	24.142 \| good	2.098 \| good	3.417 \| good	38.11 \| good	0.38 \| good
2025-12-10T07:00:00.000Z	66 \| moderate	16.663 \| fine	73.271 \| fine	6.537 \| good	2.951 \| good	35.991 \| good	0.363 \| good
2025-12-10T08:00:00.000Z	66 \| moderate	17.23 \| fine	76.661 \| fine	7.392 \| good	2.505 \| good	33.908 \| good	0.345 \| good

Current air quality index in San Juan Capistrano, California today

Common air pollutants in San Juan Capistrano, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live San Juan Capistrano, California air quality forecast and history

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Real-time air quality map: Monitor AQI near San Juan Capistrano, California

Air quality in nearby cities

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Frequently asked questions

How frequently does the air quality data for San Juan Capistrano, California get updated?

What time in the past 24 hours saw the poorest air quality in San Juan Capistrano, California?

When was air quality in San Juan Capistrano, California the best over the past 24 hours?

What is the air quality in San Juan Capistrano, California right now?

What pollutant is most frequently found in San Juan Capistrano, California?

What can I do if the air quality in San Juan Capistrano, California is poor?

What is the PM2.5 concentration in San Juan Capistrano, California right now?

What is the current level of PM10 in San Juan Capistrano, California?

What is the current level of carbon monoxide (CO) in San Juan Capistrano, California?

What is the current level of sulfur dioxide (SO2) in San Juan Capistrano, California?

What is the current level of ozone (O3) in San Juan Capistrano, California?

What is the current level of nitrogen dioxide (NO2) in San Juan Capistrano, California?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in San Juan Capistrano, California right now?

What is the current level of PM₁₀ in San Juan Capistrano, California?

What is the current level of sulfur dioxide (SO₂) in San Juan Capistrano, California?

What is the current level of ozone (O₃) in San Juan Capistrano, California?

What is the current level of nitrogen dioxide (NO₂) in San Juan Capistrano, California?