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

San Juan Capistrano, California currently has a PM10 concentration of 46.851 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 0.795 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 3.149 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 11.386 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 23.038 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)

23.04 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

46.85 μg/m³

155

255

425

605+

Ozone (O₃)

3.15 ppb

201

201+

Sulfur Dioxide (SO₂)

0.80 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.39 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.40 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
2026-09-05T12:00:00.000Z	33 \| good	5.868 \| good	13.275 \| good	21.429 \| good	0.453 \| good	18.608 \| good	0.393 \| good
2026-09-05T13:00:00.000Z	33 \| good	6.48 \| good	15.121 \| good	28.633 \| good	0.453 \| good	17.207 \| good	0.393 \| good
2026-09-05T14:00:00.000Z	38 \| good	6.776 \| good	16.203 \| good	21.614 \| good	0.539 \| good	19.06 \| good	0.532 \| good
2026-09-05T15:00:00.000Z	38 \| good	7.013 \| good	20.019 \| good	21.797 \| good	0.779 \| good	22.183 \| good	0.521 \| good
2026-09-05T16:00:00.000Z	49 \| good	9.441 \| good	26.184 \| good	25.817 \| good	0.684 \| good	20.811 \| good	0.476 \| good
2026-09-05T17:00:00.000Z	52 \| moderate	9.743 \| good	33.624 \| good	30.951 \| good	0.596 \| good	19.442 \| good	0.396 \| good
2026-09-05T18:00:00.000Z	44 \| good	8.135 \| good	23.737 \| good	36.377 \| good	0.567 \| good	10.447 \| good	0.405 \| good
2026-09-05T19:00:00.000Z	37 \| good	6.391 \| good	19.81 \| good	39.682 \| good	0.563 \| good	5.72 \| good	0.351 \| good
2026-09-05T20:00:00.000Z	43 \| good	4.944 \| good	15.235 \| good	45.827 \| good	0.544 \| good	3.919 \| good	0.311 \| good
2026-09-05T21:00:00.000Z	50 \| good	6.392 \| good	23.098 \| good	54.397 \| good	0.521 \| good	3.293 \| good	0.344 \| good
2026-09-05T22:00:00.000Z	45 \| good	4.544 \| good	11.206 \| good	49.253 \| good	0.467 \| good	3.72 \| good	0.311 \| good
2026-09-05T23:00:00.000Z	43 \| good	5.101 \| good	17.44 \| good	45.916 \| good	0.634 \| good	4.934 \| good	0.327 \| good
2026-09-06T00:00:00.000Z	35 \| good	3.306 \| good	16.163 \| good	37.702 \| good	0.681 \| good	5.53 \| good	0.318 \| good
2026-09-06T01:00:00.000Z	37 \| good	2.153 \| good	10.999 \| good	39.651 \| good	0.662 \| good	6.409 \| good	0.369 \| good
2026-09-06T02:00:00.000Z	40 \| good	4.361 \| good	11.474 \| good	43.445 \| good	0.643 \| good	6.907 \| good	0.403 \| good
2026-09-06T03:00:00.000Z	33 \| good	5.583 \| good	23.899 \| good	30.649 \| good	0.537 \| good	4.789 \| good	0.142 \| good
2026-09-06T04:00:00.000Z	36 \| good	5.601 \| good	17.056 \| good	38.824 \| good	0.558 \| good	7.358 \| good	0.462 \| good
2026-09-06T05:00:00.000Z	31 \| good	4.828 \| good	15.858 \| good	34.348 \| good	0.773 \| good	9.655 \| good	0.525 \| good
2026-09-06T06:00:00.000Z	44 \| good	8.055 \| good	24.451 \| good	32.064 \| good	0.603 \| good	13.424 \| good	0.541 \| good
2026-09-06T07:00:00.000Z	44 \| good	7.704 \| good	19.531 \| good	31.129 \| good	0.582 \| good	14.091 \| good	0.547 \| good
2026-09-06T08:00:00.000Z	49 \| good	8.76 \| good	27.09 \| good	28.034 \| good	0.575 \| good	16.654 \| good	0.588 \| good
2026-09-06T09:00:00.000Z	44 \| good	7.946 \| good	30.08 \| good	22.455 \| good	0.663 \| good	16.65 \| good	0.483 \| good
2026-09-06T10:00:00.000Z	44 \| good	8.216 \| good	27.119 \| good	23.349 \| good	0.665 \| good	16.27 \| good	0.483 \| good
2026-09-06T11:00:00.000Z	49 \| good	8.603 \| good	24.786 \| good	21.397 \| good	0.667 \| good	15.741 \| good	0.483 \| good
2026-09-06T12:00:00.000Z	38 \| good	6.679 \| good	21.387 \| good	15.441 \| good	0.534 \| good	15.783 \| good	0.476 \| good
2026-09-06T13:00:00.000Z	38 \| good	6.52 \| good	15.88 \| good	19.23 \| good	0.534 \| good	18.352 \| good	0.476 \| good
2026-09-06T14:00:00.000Z	52 \| moderate	9.908 \| good	27.498 \| good	21.113 \| good	0.533 \| good	20.17 \| good	0.44 \| good
2026-09-06T15:00:00.000Z	54 \| moderate	10.612 \| good	33.416 \| good	17.225 \| good	0.545 \| good	15.688 \| good	0.375 \| good
2026-09-06T16:00:00.000Z	44 \| good	7.903 \| good	22.22 \| good	18.01 \| good	0.501 \| good	9.955 \| good	0.365 \| good
2026-09-06T17:00:00.000Z	49 \| good	8.649 \| good	22.077 \| good	17.399 \| good	0.546 \| good	12.823 \| good	0.415 \| good
2026-09-06T18:00:00.000Z	49 \| good	9.094 \| good	31.895 \| good	18.813 \| good	0.502 \| good	13.904 \| good	0.409 \| good
2026-09-06T19:00:00.000Z	49 \| good	9.037 \| good	21.352 \| good	18.442 \| good	0.468 \| good	14.076 \| good	0.322 \| good
2026-09-06T20:00:00.000Z	40 \| good	6.92 \| good	42.873 \| good	20.091 \| good	0.459 \| good	13.641 \| good	0.328 \| good
2026-09-06T21:00:00.000Z	38 \| good	7.473 \| good	14.836 \| good	17.984 \| good	0.471 \| good	12.497 \| good	0.267 \| good
2026-09-06T22:00:00.000Z	38 \| good	7.065 \| good	14.35 \| good	19.056 \| good	0.46 \| good	12.563 \| good	0.267 \| good
2026-09-06T23:00:00.000Z	67 \| moderate	7.398 \| good	87.115 \| fine	19.113 \| good	0.493 \| good	10.415 \| good	0.303 \| good
2026-09-07T00:00:00.000Z	49 \| good	8.547 \| good	18.814 \| good	20.856 \| good	0.514 \| good	10.214 \| good	0.315 \| good
2026-09-07T01:00:00.000Z	44 \| good	7.707 \| good	14.804 \| good	17.212 \| good	0.52 \| good	12.613 \| good	0.356 \| good
2026-09-07T02:00:00.000Z	44 \| good	7.65 \| good	14.373 \| good	14.536 \| good	0.461 \| good	12.576 \| good	0.37 \| good
2026-09-07T03:00:00.000Z	38 \| good	6.733 \| good	29.535 \| good	27.199 \| good	0.366 \| good	15.151 \| good	0.157 \| good
2026-09-07T04:00:00.000Z	54 \| moderate	10.765 \| good	16.505 \| good	12.195 \| good	0.481 \| good	18.961 \| good	0.489 \| good
2026-09-07T05:00:00.000Z	54 \| moderate	10.818 \| good	22.019 \| good	7.257 \| good	0.68 \| good	15.171 \| good	0.588 \| good
2026-09-07T06:00:00.000Z	56 \| moderate	11.744 \| good	31.036 \| good	6.509 \| good	0.587 \| good	11.627 \| good	0.619 \| good
2026-09-07T07:00:00.000Z	56 \| moderate	12.481 \| fine	36.391 \| good	7.442 \| good	0.58 \| good	13.992 \| good	0.607 \| good
2026-09-07T08:00:00.000Z	56 \| moderate	11.848 \| good	20.581 \| good	4.387 \| good	0.618 \| good	12.961 \| good	0.538 \| good
2026-09-07T09:00:00.000Z	67 \| moderate	18.226 \| fine	50.464 \| good	1.91 \| good	0.664 \| good	11.942 \| good	0.506 \| good
2026-09-07T10:00:00.000Z	98 \| moderate	32.031 \| fine	149.392 \| fine	4.868 \| good	0.596 \| good	10.96 \| good	0.414 \| good
2026-09-07T11:00:00.000Z	77 \| moderate	23.038 \| fine	46.851 \| good	3.149 \| good	0.795 \| good	11.386 \| good	0.4 \| good
2026-09-07T11:00:00.000Z	77 \| moderate	23.038 \| fine	46.851 \| good	3.149 \| good	0.795 \| good	11.386 \| good	0.4 \| good
2026-09-07T12:00:00.000Z	49 \| good	9.434 \| good	41.509 \| good	11.952 \| good	0.549 \| good	23.641 \| good	0.208 \| good
2026-09-07T13:00:00.000Z	49 \| good	8.881 \| good	39.37 \| good	11.65 \| good	0.551 \| good	23.506 \| good	0.21 \| good
2026-09-07T14:00:00.000Z	52 \| moderate	10.319 \| good	46.089 \| good	12.458 \| good	0.566 \| good	21.168 \| good	0.216 \| good
2026-09-07T15:00:00.000Z	54 \| moderate	10.724 \| good	47.848 \| good	17.084 \| good	0.609 \| good	17.042 \| good	0.218 \| good
2026-09-07T16:00:00.000Z	54 \| moderate	11.104 \| good	49.61 \| good	24.449 \| good	0.622 \| good	14.546 \| good	0.198 \| good
2026-09-07T17:00:00.000Z	54 \| moderate	10.816 \| good	48.545 \| good	31.516 \| good	0.556 \| good	10.183 \| good	0.167 \| good
2026-09-07T18:00:00.000Z	52 \| moderate	10.036 \| good	44.265 \| good	37.706 \| good	0.457 \| good	6.828 \| good	0.15 \| good
2026-09-07T19:00:00.000Z	56 \| moderate	12.206 \| fine	54.526 \| good	43.495 \| good	0.467 \| good	5.451 \| good	0.145 \| good
2026-09-07T20:00:00.000Z	56 \| moderate	11.84 \| good	53.135 \| good	50.397 \| good	0.53 \| good	4.662 \| good	0.143 \| good
2026-09-07T21:00:00.000Z	58 \| moderate	11.566 \| good	51.422 \| good	57.266 \| fine	0.614 \| good	3.979 \| good	0.141 \| good
2026-09-07T22:00:00.000Z	58 \| moderate	10.087 \| good	44.632 \| good	56.63 \| fine	0.715 \| good	3.556 \| good	0.14 \| good
2026-09-07T23:00:00.000Z	46 \| good	8.262 \| good	36.148 \| good	49.964 \| good	0.826 \| good	3.327 \| good	0.138 \| good
2026-09-08T00:00:00.000Z	40 \| good	6.747 \| good	29.961 \| good	42.993 \| good	0.938 \| good	3.651 \| good	0.137 \| good
2026-09-08T01:00:00.000Z	33 \| good	5.776 \| good	24.916 \| good	34.74 \| good	1.054 \| good	5.1 \| good	0.141 \| good
2026-09-08T02:00:00.000Z	27 \| good	5.224 \| good	22.545 \| good	27.675 \| good	1.138 \| good	7.925 \| good	0.151 \| good
2026-09-08T03:00:00.000Z	33 \| good	5.833 \| good	25.224 \| good	23.653 \| good	1.213 \| good	11.384 \| good	0.165 \| good
2026-09-08T04:00:00.000Z	33 \| good	5.744 \| good	25.11 \| good	21.478 \| good	1.284 \| good	14.146 \| good	0.175 \| good
2026-09-08T05:00:00.000Z	33 \| good	5.952 \| good	26.462 \| good	19.789 \| good	1.338 \| good	16.766 \| good	0.185 \| good
2026-09-08T06:00:00.000Z	33 \| good	6.167 \| good	27.344 \| good	16.307 \| good	1.371 \| good	19.519 \| good	0.196 \| good
2026-09-08T07:00:00.000Z	33 \| good	5.972 \| good	26.37 \| good	13.501 \| good	1.369 \| good	21.946 \| good	0.207 \| good
2026-09-08T08:00:00.000Z	33 \| good	6.03 \| good	26.605 \| good	11.081 \| good	1.336 \| good	23.445 \| good	0.215 \| good
2026-09-08T09:00:00.000Z	33 \| good	6.191 \| good	27.519 \| good	10.528 \| good	1.28 \| good	24.054 \| good	0.219 \| good
2026-09-08T10:00:00.000Z	33 \| good	6.069 \| good	26.994 \| good	9.484 \| good	1.202 \| good	23.981 \| good	0.22 \| good
2026-09-08T11:00:00.000Z	38 \| good	6.537 \| good	29.107 \| good	9.183 \| good	1.141 \| good	23.505 \| good	0.22 \| good
2026-09-08T12:00:00.000Z	33 \| good	6.163 \| good	27.481 \| good	7.217 \| good	1.11 \| good	23.022 \| good	0.218 \| good
2026-09-08T13:00:00.000Z	38 \| good	6.899 \| good	30.658 \| good	4.924 \| good	1.122 \| good	22.784 \| good	0.218 \| good
2026-09-08T14:00:00.000Z	49 \| good	8.594 \| good	37.793 \| good	6.659 \| good	1.162 \| good	20.861 \| good	0.223 \| good
2026-09-08T15:00:00.000Z	52 \| moderate	9.79 \| good	43.343 \| good	13.028 \| good	1.182 \| good	17.481 \| good	0.236 \| good
2026-09-08T16:00:00.000Z	54 \| moderate	10.811 \| good	48.385 \| good	21.604 \| good	1.377 \| good	12.631 \| good	0.198 \| good
2026-09-08T17:00:00.000Z	54 \| moderate	11.345 \| good	50.604 \| good	29.841 \| good	1.391 \| good	9.857 \| good	0.177 \| good
2026-09-08T18:00:00.000Z	56 \| moderate	11.688 \| good	52.219 \| good	38.148 \| good	1.354 \| good	8.087 \| good	0.17 \| good
2026-09-08T19:00:00.000Z	60 \| moderate	13.699 \| fine	61.337 \| fine	45.823 \| good	1.307 \| good	6.855 \| good	0.167 \| good
2026-09-08T20:00:00.000Z	58 \| moderate	12.608 \| fine	56.523 \| fine	54.713 \| good	1.27 \| good	5.906 \| good	0.165 \| good
2026-09-08T21:00:00.000Z	58 \| moderate	10.205 \| good	45.09 \| good	57.171 \| fine	1.279 \| good	5.364 \| good	0.166 \| good
2026-09-08T22:00:00.000Z	50 \| good	8.101 \| good	35.509 \| good	53.852 \| good	1.292 \| good	4.918 \| good	0.165 \| good
2026-09-08T23:00:00.000Z	45 \| good	6.512 \| good	28.622 \| good	49.483 \| good	1.282 \| good	4.717 \| good	0.161 \| good
2026-09-09T00:00:00.000Z	41 \| good	6.18 \| good	27.425 \| good	43.974 \| good	1.219 \| good	5.01 \| good	0.156 \| good
2026-09-09T01:00:00.000Z	35 \| good	5.753 \| good	24.885 \| good	38.485 \| good	1.133 \| good	6.367 \| good	0.155 \| good
2026-09-09T02:00:00.000Z	33 \| good	5.857 \| good	25.819 \| good	30.293 \| good	1.032 \| good	9.629 \| good	0.164 \| good
2026-09-09T03:00:00.000Z	33 \| good	5.749 \| good	25.199 \| good	28.151 \| good	0.961 \| good	12.247 \| good	0.173 \| good
2026-09-09T04:00:00.000Z	33 \| good	6.006 \| good	26.142 \| good	25.094 \| good	0.91 \| good	14.813 \| good	0.183 \| good
2026-09-09T05:00:00.000Z	38 \| good	6.897 \| good	30.461 \| good	23.429 \| good	0.874 \| good	17.295 \| good	0.195 \| good
2026-09-09T06:00:00.000Z	38 \| good	7.156 \| good	31.452 \| good	21.88 \| good	0.809 \| good	18.662 \| good	0.204 \| good
2026-09-09T07:00:00.000Z	44 \| good	8.384 \| good	37.321 \| good	21.144 \| good	0.738 \| good	17.453 \| good	0.203 \| good
2026-09-09T08:00:00.000Z	52 \| moderate	9.747 \| good	43.279 \| good	19.829 \| good	0.661 \| good	16.775 \| good	0.204 \| good
2026-09-09T09:00:00.000Z	49 \| good	9.099 \| good	40.694 \| good	18.936 \| good	0.606 \| good	16.947 \| good	0.206 \| good
2026-09-09T10:00:00.000Z	49 \| good	8.583 \| good	37.702 \| good	19.186 \| good	0.565 \| good	16.955 \| good	0.207 \| good
2026-09-09T11:00:00.000Z	49 \| good	8.608 \| good	38.152 \| good	19.676 \| good	0.528 \| good	16.419 \| good	0.206 \| good

San Juan Capistrano

Empower business decisions with accurate air quality data

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

0.41ppm

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 10:00:00, 2026-09-07.

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 03:00:00 on 2026-09-07.

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 77.

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 23.038 μg/m³.

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

San Juan Capistrano, California currently has a PM₁₀ concentration of 46.851 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 0.4 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 0.795 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 3.149 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 11.386 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T12:00:00.000Z	33 \| good	5.868 \| good	13.275 \| good	21.429 \| good	0.453 \| good	18.608 \| good	0.393 \| good
2026-09-05T13:00:00.000Z	33 \| good	6.48 \| good	15.121 \| good	28.633 \| good	0.453 \| good	17.207 \| good	0.393 \| good
2026-09-05T14:00:00.000Z	38 \| good	6.776 \| good	16.203 \| good	21.614 \| good	0.539 \| good	19.06 \| good	0.532 \| good
2026-09-05T15:00:00.000Z	38 \| good	7.013 \| good	20.019 \| good	21.797 \| good	0.779 \| good	22.183 \| good	0.521 \| good
2026-09-05T16:00:00.000Z	49 \| good	9.441 \| good	26.184 \| good	25.817 \| good	0.684 \| good	20.811 \| good	0.476 \| good
2026-09-05T17:00:00.000Z	52 \| moderate	9.743 \| good	33.624 \| good	30.951 \| good	0.596 \| good	19.442 \| good	0.396 \| good
2026-09-05T18:00:00.000Z	44 \| good	8.135 \| good	23.737 \| good	36.377 \| good	0.567 \| good	10.447 \| good	0.405 \| good
2026-09-05T19:00:00.000Z	37 \| good	6.391 \| good	19.81 \| good	39.682 \| good	0.563 \| good	5.72 \| good	0.351 \| good
2026-09-05T20:00:00.000Z	43 \| good	4.944 \| good	15.235 \| good	45.827 \| good	0.544 \| good	3.919 \| good	0.311 \| good
2026-09-05T21:00:00.000Z	50 \| good	6.392 \| good	23.098 \| good	54.397 \| good	0.521 \| good	3.293 \| good	0.344 \| good
2026-09-05T22:00:00.000Z	45 \| good	4.544 \| good	11.206 \| good	49.253 \| good	0.467 \| good	3.72 \| good	0.311 \| good
2026-09-05T23:00:00.000Z	43 \| good	5.101 \| good	17.44 \| good	45.916 \| good	0.634 \| good	4.934 \| good	0.327 \| good
2026-09-06T00:00:00.000Z	35 \| good	3.306 \| good	16.163 \| good	37.702 \| good	0.681 \| good	5.53 \| good	0.318 \| good
2026-09-06T01:00:00.000Z	37 \| good	2.153 \| good	10.999 \| good	39.651 \| good	0.662 \| good	6.409 \| good	0.369 \| good
2026-09-06T02:00:00.000Z	40 \| good	4.361 \| good	11.474 \| good	43.445 \| good	0.643 \| good	6.907 \| good	0.403 \| good
2026-09-06T03:00:00.000Z	33 \| good	5.583 \| good	23.899 \| good	30.649 \| good	0.537 \| good	4.789 \| good	0.142 \| good
2026-09-06T04:00:00.000Z	36 \| good	5.601 \| good	17.056 \| good	38.824 \| good	0.558 \| good	7.358 \| good	0.462 \| good
2026-09-06T05:00:00.000Z	31 \| good	4.828 \| good	15.858 \| good	34.348 \| good	0.773 \| good	9.655 \| good	0.525 \| good
2026-09-06T06:00:00.000Z	44 \| good	8.055 \| good	24.451 \| good	32.064 \| good	0.603 \| good	13.424 \| good	0.541 \| good
2026-09-06T07:00:00.000Z	44 \| good	7.704 \| good	19.531 \| good	31.129 \| good	0.582 \| good	14.091 \| good	0.547 \| good
2026-09-06T08:00:00.000Z	49 \| good	8.76 \| good	27.09 \| good	28.034 \| good	0.575 \| good	16.654 \| good	0.588 \| good
2026-09-06T09:00:00.000Z	44 \| good	7.946 \| good	30.08 \| good	22.455 \| good	0.663 \| good	16.65 \| good	0.483 \| good
2026-09-06T10:00:00.000Z	44 \| good	8.216 \| good	27.119 \| good	23.349 \| good	0.665 \| good	16.27 \| good	0.483 \| good
2026-09-06T11:00:00.000Z	49 \| good	8.603 \| good	24.786 \| good	21.397 \| good	0.667 \| good	15.741 \| good	0.483 \| good
2026-09-06T12:00:00.000Z	38 \| good	6.679 \| good	21.387 \| good	15.441 \| good	0.534 \| good	15.783 \| good	0.476 \| good
2026-09-06T13:00:00.000Z	38 \| good	6.52 \| good	15.88 \| good	19.23 \| good	0.534 \| good	18.352 \| good	0.476 \| good
2026-09-06T14:00:00.000Z	52 \| moderate	9.908 \| good	27.498 \| good	21.113 \| good	0.533 \| good	20.17 \| good	0.44 \| good
2026-09-06T15:00:00.000Z	54 \| moderate	10.612 \| good	33.416 \| good	17.225 \| good	0.545 \| good	15.688 \| good	0.375 \| good
2026-09-06T16:00:00.000Z	44 \| good	7.903 \| good	22.22 \| good	18.01 \| good	0.501 \| good	9.955 \| good	0.365 \| good
2026-09-06T17:00:00.000Z	49 \| good	8.649 \| good	22.077 \| good	17.399 \| good	0.546 \| good	12.823 \| good	0.415 \| good
2026-09-06T18:00:00.000Z	49 \| good	9.094 \| good	31.895 \| good	18.813 \| good	0.502 \| good	13.904 \| good	0.409 \| good
2026-09-06T19:00:00.000Z	49 \| good	9.037 \| good	21.352 \| good	18.442 \| good	0.468 \| good	14.076 \| good	0.322 \| good
2026-09-06T20:00:00.000Z	40 \| good	6.92 \| good	42.873 \| good	20.091 \| good	0.459 \| good	13.641 \| good	0.328 \| good
2026-09-06T21:00:00.000Z	38 \| good	7.473 \| good	14.836 \| good	17.984 \| good	0.471 \| good	12.497 \| good	0.267 \| good
2026-09-06T22:00:00.000Z	38 \| good	7.065 \| good	14.35 \| good	19.056 \| good	0.46 \| good	12.563 \| good	0.267 \| good
2026-09-06T23:00:00.000Z	67 \| moderate	7.398 \| good	87.115 \| fine	19.113 \| good	0.493 \| good	10.415 \| good	0.303 \| good
2026-09-07T00:00:00.000Z	49 \| good	8.547 \| good	18.814 \| good	20.856 \| good	0.514 \| good	10.214 \| good	0.315 \| good
2026-09-07T01:00:00.000Z	44 \| good	7.707 \| good	14.804 \| good	17.212 \| good	0.52 \| good	12.613 \| good	0.356 \| good
2026-09-07T02:00:00.000Z	44 \| good	7.65 \| good	14.373 \| good	14.536 \| good	0.461 \| good	12.576 \| good	0.37 \| good
2026-09-07T03:00:00.000Z	38 \| good	6.733 \| good	29.535 \| good	27.199 \| good	0.366 \| good	15.151 \| good	0.157 \| good
2026-09-07T04:00:00.000Z	54 \| moderate	10.765 \| good	16.505 \| good	12.195 \| good	0.481 \| good	18.961 \| good	0.489 \| good
2026-09-07T05:00:00.000Z	54 \| moderate	10.818 \| good	22.019 \| good	7.257 \| good	0.68 \| good	15.171 \| good	0.588 \| good
2026-09-07T06:00:00.000Z	56 \| moderate	11.744 \| good	31.036 \| good	6.509 \| good	0.587 \| good	11.627 \| good	0.619 \| good
2026-09-07T07:00:00.000Z	56 \| moderate	12.481 \| fine	36.391 \| good	7.442 \| good	0.58 \| good	13.992 \| good	0.607 \| good
2026-09-07T08:00:00.000Z	56 \| moderate	11.848 \| good	20.581 \| good	4.387 \| good	0.618 \| good	12.961 \| good	0.538 \| good
2026-09-07T09:00:00.000Z	67 \| moderate	18.226 \| fine	50.464 \| good	1.91 \| good	0.664 \| good	11.942 \| good	0.506 \| good
2026-09-07T10:00:00.000Z	98 \| moderate	32.031 \| fine	149.392 \| fine	4.868 \| good	0.596 \| good	10.96 \| good	0.414 \| good
2026-09-07T11:00:00.000Z	77 \| moderate	23.038 \| fine	46.851 \| good	3.149 \| good	0.795 \| good	11.386 \| good	0.4 \| good
2026-09-07T11:00:00.000Z	77 \| moderate	23.038 \| fine	46.851 \| good	3.149 \| good	0.795 \| good	11.386 \| good	0.4 \| good
2026-09-07T12:00:00.000Z	49 \| good	9.434 \| good	41.509 \| good	11.952 \| good	0.549 \| good	23.641 \| good	0.208 \| good
2026-09-07T13:00:00.000Z	49 \| good	8.881 \| good	39.37 \| good	11.65 \| good	0.551 \| good	23.506 \| good	0.21 \| good
2026-09-07T14:00:00.000Z	52 \| moderate	10.319 \| good	46.089 \| good	12.458 \| good	0.566 \| good	21.168 \| good	0.216 \| good
2026-09-07T15:00:00.000Z	54 \| moderate	10.724 \| good	47.848 \| good	17.084 \| good	0.609 \| good	17.042 \| good	0.218 \| good
2026-09-07T16:00:00.000Z	54 \| moderate	11.104 \| good	49.61 \| good	24.449 \| good	0.622 \| good	14.546 \| good	0.198 \| good
2026-09-07T17:00:00.000Z	54 \| moderate	10.816 \| good	48.545 \| good	31.516 \| good	0.556 \| good	10.183 \| good	0.167 \| good
2026-09-07T18:00:00.000Z	52 \| moderate	10.036 \| good	44.265 \| good	37.706 \| good	0.457 \| good	6.828 \| good	0.15 \| good
2026-09-07T19:00:00.000Z	56 \| moderate	12.206 \| fine	54.526 \| good	43.495 \| good	0.467 \| good	5.451 \| good	0.145 \| good
2026-09-07T20:00:00.000Z	56 \| moderate	11.84 \| good	53.135 \| good	50.397 \| good	0.53 \| good	4.662 \| good	0.143 \| good
2026-09-07T21:00:00.000Z	58 \| moderate	11.566 \| good	51.422 \| good	57.266 \| fine	0.614 \| good	3.979 \| good	0.141 \| good
2026-09-07T22:00:00.000Z	58 \| moderate	10.087 \| good	44.632 \| good	56.63 \| fine	0.715 \| good	3.556 \| good	0.14 \| good
2026-09-07T23:00:00.000Z	46 \| good	8.262 \| good	36.148 \| good	49.964 \| good	0.826 \| good	3.327 \| good	0.138 \| good
2026-09-08T00:00:00.000Z	40 \| good	6.747 \| good	29.961 \| good	42.993 \| good	0.938 \| good	3.651 \| good	0.137 \| good
2026-09-08T01:00:00.000Z	33 \| good	5.776 \| good	24.916 \| good	34.74 \| good	1.054 \| good	5.1 \| good	0.141 \| good
2026-09-08T02:00:00.000Z	27 \| good	5.224 \| good	22.545 \| good	27.675 \| good	1.138 \| good	7.925 \| good	0.151 \| good
2026-09-08T03:00:00.000Z	33 \| good	5.833 \| good	25.224 \| good	23.653 \| good	1.213 \| good	11.384 \| good	0.165 \| good
2026-09-08T04:00:00.000Z	33 \| good	5.744 \| good	25.11 \| good	21.478 \| good	1.284 \| good	14.146 \| good	0.175 \| good
2026-09-08T05:00:00.000Z	33 \| good	5.952 \| good	26.462 \| good	19.789 \| good	1.338 \| good	16.766 \| good	0.185 \| good
2026-09-08T06:00:00.000Z	33 \| good	6.167 \| good	27.344 \| good	16.307 \| good	1.371 \| good	19.519 \| good	0.196 \| good
2026-09-08T07:00:00.000Z	33 \| good	5.972 \| good	26.37 \| good	13.501 \| good	1.369 \| good	21.946 \| good	0.207 \| good
2026-09-08T08:00:00.000Z	33 \| good	6.03 \| good	26.605 \| good	11.081 \| good	1.336 \| good	23.445 \| good	0.215 \| good
2026-09-08T09:00:00.000Z	33 \| good	6.191 \| good	27.519 \| good	10.528 \| good	1.28 \| good	24.054 \| good	0.219 \| good
2026-09-08T10:00:00.000Z	33 \| good	6.069 \| good	26.994 \| good	9.484 \| good	1.202 \| good	23.981 \| good	0.22 \| good
2026-09-08T11:00:00.000Z	38 \| good	6.537 \| good	29.107 \| good	9.183 \| good	1.141 \| good	23.505 \| good	0.22 \| good
2026-09-08T12:00:00.000Z	33 \| good	6.163 \| good	27.481 \| good	7.217 \| good	1.11 \| good	23.022 \| good	0.218 \| good
2026-09-08T13:00:00.000Z	38 \| good	6.899 \| good	30.658 \| good	4.924 \| good	1.122 \| good	22.784 \| good	0.218 \| good
2026-09-08T14:00:00.000Z	49 \| good	8.594 \| good	37.793 \| good	6.659 \| good	1.162 \| good	20.861 \| good	0.223 \| good
2026-09-08T15:00:00.000Z	52 \| moderate	9.79 \| good	43.343 \| good	13.028 \| good	1.182 \| good	17.481 \| good	0.236 \| good
2026-09-08T16:00:00.000Z	54 \| moderate	10.811 \| good	48.385 \| good	21.604 \| good	1.377 \| good	12.631 \| good	0.198 \| good
2026-09-08T17:00:00.000Z	54 \| moderate	11.345 \| good	50.604 \| good	29.841 \| good	1.391 \| good	9.857 \| good	0.177 \| good
2026-09-08T18:00:00.000Z	56 \| moderate	11.688 \| good	52.219 \| good	38.148 \| good	1.354 \| good	8.087 \| good	0.17 \| good
2026-09-08T19:00:00.000Z	60 \| moderate	13.699 \| fine	61.337 \| fine	45.823 \| good	1.307 \| good	6.855 \| good	0.167 \| good
2026-09-08T20:00:00.000Z	58 \| moderate	12.608 \| fine	56.523 \| fine	54.713 \| good	1.27 \| good	5.906 \| good	0.165 \| good
2026-09-08T21:00:00.000Z	58 \| moderate	10.205 \| good	45.09 \| good	57.171 \| fine	1.279 \| good	5.364 \| good	0.166 \| good
2026-09-08T22:00:00.000Z	50 \| good	8.101 \| good	35.509 \| good	53.852 \| good	1.292 \| good	4.918 \| good	0.165 \| good
2026-09-08T23:00:00.000Z	45 \| good	6.512 \| good	28.622 \| good	49.483 \| good	1.282 \| good	4.717 \| good	0.161 \| good
2026-09-09T00:00:00.000Z	41 \| good	6.18 \| good	27.425 \| good	43.974 \| good	1.219 \| good	5.01 \| good	0.156 \| good
2026-09-09T01:00:00.000Z	35 \| good	5.753 \| good	24.885 \| good	38.485 \| good	1.133 \| good	6.367 \| good	0.155 \| good
2026-09-09T02:00:00.000Z	33 \| good	5.857 \| good	25.819 \| good	30.293 \| good	1.032 \| good	9.629 \| good	0.164 \| good
2026-09-09T03:00:00.000Z	33 \| good	5.749 \| good	25.199 \| good	28.151 \| good	0.961 \| good	12.247 \| good	0.173 \| good
2026-09-09T04:00:00.000Z	33 \| good	6.006 \| good	26.142 \| good	25.094 \| good	0.91 \| good	14.813 \| good	0.183 \| good
2026-09-09T05:00:00.000Z	38 \| good	6.897 \| good	30.461 \| good	23.429 \| good	0.874 \| good	17.295 \| good	0.195 \| good
2026-09-09T06:00:00.000Z	38 \| good	7.156 \| good	31.452 \| good	21.88 \| good	0.809 \| good	18.662 \| good	0.204 \| good
2026-09-09T07:00:00.000Z	44 \| good	8.384 \| good	37.321 \| good	21.144 \| good	0.738 \| good	17.453 \| good	0.203 \| good
2026-09-09T08:00:00.000Z	52 \| moderate	9.747 \| good	43.279 \| good	19.829 \| good	0.661 \| good	16.775 \| good	0.204 \| good
2026-09-09T09:00:00.000Z	49 \| good	9.099 \| good	40.694 \| good	18.936 \| good	0.606 \| good	16.947 \| good	0.206 \| good
2026-09-09T10:00:00.000Z	49 \| good	8.583 \| good	37.702 \| good	19.186 \| good	0.565 \| good	16.955 \| good	0.207 \| good
2026-09-09T11:00:00.000Z	49 \| good	8.608 \| good	38.152 \| good	19.676 \| good	0.528 \| good	16.419 \| good	0.206 \| 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?

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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?