What is the PM10 level in San Diego, California at the moment?

The PM10 concentration in San Diego, California is 35.314 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in San Diego, California at the moment?

Currently, San Diego, California has a sulfur dioxide (SO2) concentration of 0.309 ppb.

What is the ozone (O3) level in San Diego, California at the moment?

The current ozone (O3) level in San Diego, California at the moment is 33.878 ppm.

What is the nitrogen dioxide (NO2) level in San Diego, California at the moment?

Nitrogen dioxide (NO2) level in San Diego, California at the moment is 13.359 ppb.

Real-time air quality index in San Diego, California today

Name: Live air pollution levels in San Diego, California today
Creator: Ambee

Stay updated with real-time air quality in San Diego, 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 Diego, California

Last updated: ... (Local time)

Major air pollutants in San Diego, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.77 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

28.88 μg/m³

155

255

425

605+

Ozone (O₃)

36.17 ppb

201

201+

Sulfur Dioxide (SO₂)

0.39 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.66 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.21 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

San Diego, California

Get Live Pollen Counts

San Diego, California

Scroll To Air Quality Map

Track live San Diego, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-18T23:00:00.000Z	60 \| moderate	14.308 \| fine	38.605 \| good	31.381 \| good	0.466 \| good	4.246 \| good	0.218 \| good
2025-06-19T00:00:00.000Z	60 \| moderate	14 \| fine	37.626 \| good	31.357 \| good	0.37 \| good	4.454 \| good	0.236 \| good
2025-06-19T01:00:00.000Z	60 \| moderate	13.784 \| fine	35.612 \| good	32.197 \| good	0.59 \| good	4.472 \| good	0.218 \| good
2025-06-19T02:00:00.000Z	58 \| moderate	13.472 \| fine	35.547 \| good	33.017 \| good	0.602 \| good	6.546 \| good	0.218 \| good
2025-06-19T03:00:00.000Z	60 \| moderate	13.555 \| fine	35.456 \| good	32.982 \| good	0.489 \| good	11.038 \| good	0.236 \| good
2025-06-19T04:00:00.000Z	60 \| moderate	13.537 \| fine	35.362 \| good	33.93 \| good	0.421 \| good	3.917 \| good	0.236 \| good
2025-06-19T05:00:00.000Z	60 \| moderate	13.635 \| fine	35.314 \| good	33.878 \| good	0.309 \| good	13.359 \| good	0.218 \| good
2025-06-19T06:00:00.000Z	60 \| moderate	13.736 \| fine	35.328 \| good	32.838 \| good	0.689 \| good	11.981 \| good	0.21 \| good
2025-06-19T07:00:00.000Z	60 \| moderate	13.742 \| fine	36.302 \| good	30.886 \| good	0.594 \| good	10.391 \| good	0.236 \| good
2025-06-19T08:00:00.000Z	60 \| moderate	13.845 \| fine	35.357 \| good	29.9 \| good	0.524 \| good	4.8 \| good	0.218 \| good
2025-06-19T09:00:00.000Z	60 \| moderate	14.138 \| fine	36.347 \| good	26.895 \| good	0.457 \| good	3.567 \| good	0.2 \| good
2025-06-19T10:00:00.000Z	62 \| moderate	15.115 \| fine	37.356 \| good	24.876 \| good	0.438 \| good	7.298 \| good	0.236 \| good
2025-06-19T11:00:00.000Z	66 \| moderate	16.575 \| fine	39.312 \| good	24.908 \| good	0.202 \| good	8.005 \| good	0.2 \| good
2025-06-19T12:00:00.000Z	66 \| moderate	16.888 \| fine	38.426 \| good	24.908 \| good	0.285 \| good	9.15 \| good	0.2 \| good
2025-06-19T13:00:00.000Z	66 \| moderate	17.012 \| fine	38.449 \| good	24.889 \| good	0.3 \| good	9.188 \| good	0.255 \| good
2025-06-19T14:00:00.000Z	66 \| moderate	17.122 \| fine	37.532 \| good	25.067 \| good	0.459 \| good	14.059 \| good	0.281 \| good
2025-06-19T15:00:00.000Z	66 \| moderate	16.64 \| fine	36.582 \| good	27.084 \| good	0.44 \| good	9.812 \| good	0.255 \| good
2025-06-19T16:00:00.000Z	66 \| moderate	16.85 \| fine	37.547 \| good	26.211 \| good	0.545 \| good	12.191 \| good	0.274 \| good
2025-06-19T17:00:00.000Z	66 \| moderate	17.189 \| fine	37.628 \| good	26.338 \| good	0.978 \| good	6.294 \| good	0.236 \| good
2025-06-19T18:00:00.000Z	66 \| moderate	16.735 \| fine	37.688 \| good	31.165 \| good	1.288 \| good	10.338 \| good	0.255 \| good
2025-06-19T19:00:00.000Z	66 \| moderate	16.726 \| fine	36.745 \| good	35.151 \| good	1.076 \| good	4.775 \| good	0.255 \| good
2025-06-19T20:00:00.000Z	66 \| moderate	17.166 \| fine	37.593 \| good	41.929 \| good	1.056 \| good	4.268 \| good	0.218 \| good
2025-06-19T21:00:00.000Z	67 \| moderate	17.711 \| fine	38.462 \| good	46.899 \| good	0.666 \| good	8.234 \| good	0.236 \| good
2025-06-19T22:00:00.000Z	64 \| moderate	16.323 \| fine	35.481 \| good	41.183 \| good	0.584 \| good	3.058 \| good	0.2 \| good
2025-06-19T23:00:00.000Z	56 \| moderate	12.475 \| fine	29.473 \| good	41.176 \| good	0.466 \| good	3.088 \| good	0.218 \| good
2025-06-20T00:00:00.000Z	52 \| moderate	10.108 \| good	23.523 \| good	41.191 \| good	0.624 \| good	3.781 \| good	0.192 \| good
2025-06-20T01:00:00.000Z	49 \| good	8.893 \| good	21.42 \| good	41.127 \| good	0.735 \| good	2.952 \| good	0.192 \| good
2025-06-20T02:00:00.000Z	49 \| good	8.546 \| good	20.295 \| good	39.088 \| good	0.64 \| good	4.137 \| good	0.192 \| good
2025-06-20T03:00:00.000Z	44 \| good	8.418 \| good	20.211 \| good	35.212 \| good	0.585 \| good	7.165 \| good	0.218 \| good
2025-06-20T04:00:00.000Z	49 \| good	8.595 \| good	21.123 \| good	31.222 \| good	0.768 \| good	3.847 \| good	0.218 \| good
2025-06-20T05:00:00.000Z	49 \| good	9.369 \| good	23.055 \| good	31.18 \| good	0.698 \| good	14.951 \| good	0.218 \| good
2025-06-20T06:00:00.000Z	52 \| moderate	9.972 \| good	24.078 \| good	32.062 \| good	0.424 \| good	5.907 \| good	0.236 \| good
2025-06-20T07:00:00.000Z	52 \| moderate	10.471 \| good	24.172 \| good	31.093 \| good	0.332 \| good	4.55 \| good	0.236 \| good
2025-06-20T08:00:00.000Z	54 \| moderate	10.573 \| good	24.154 \| good	32.974 \| good	0.235 \| good	10.635 \| good	0.218 \| good
2025-06-20T09:00:00.000Z	52 \| moderate	10.497 \| good	24.191 \| good	31.921 \| good	0.235 \| good	5.497 \| good	0.2 \| good
2025-06-20T10:00:00.000Z	54 \| moderate	10.916 \| good	24.265 \| good	33.923 \| good	0.165 \| good	6.698 \| good	0.2 \| good
2025-06-20T11:00:00.000Z	54 \| moderate	11.27 \| good	24.473 \| good	33.903 \| good	0.185 \| good	7.795 \| good	0.181 \| good
2025-06-20T12:00:00.000Z	56 \| moderate	11.716 \| good	27.538 \| good	33.839 \| good	0.394 \| good	7.96 \| good	0.2 \| good
2025-06-20T13:00:00.000Z	58 \| moderate	12.884 \| fine	29.5 \| good	30.992 \| good	0.166 \| good	8.075 \| good	0.236 \| good
2025-06-20T14:00:00.000Z	58 \| moderate	13.179 \| fine	30.497 \| good	29.086 \| good	0.183 \| good	11.309 \| good	0.236 \| good
2025-06-20T15:00:00.000Z	56 \| moderate	12.426 \| fine	29.523 \| good	31.112 \| good	0.746 \| good	8.457 \| good	0.218 \| good
2025-06-20T16:00:00.000Z	56 \| moderate	11.977 \| good	28.698 \| good	33.064 \| good	1.366 \| good	9.807 \| good	0.236 \| good
2025-06-20T17:00:00.000Z	56 \| moderate	11.73 \| good	28.866 \| good	34.078 \| good	0.641 \| good	5.61 \| good	0.236 \| good
2025-06-20T18:00:00.000Z	56 \| moderate	11.742 \| good	28.894 \| good	35.12 \| good	0.625 \| good	9.959 \| good	0.236 \| good
2025-06-20T19:00:00.000Z	54 \| moderate	11.433 \| good	28.911 \| good	38.067 \| good	0.843 \| good	4.737 \| good	0.211 \| good
2025-06-20T20:00:00.000Z	54 \| moderate	11.495 \| good	27.867 \| good	36.149 \| good	0.727 \| good	4.002 \| good	0.211 \| good
2025-06-20T21:00:00.000Z	56 \| moderate	11.965 \| good	28.862 \| good	35.184 \| good	0.505 \| good	5.368 \| good	0.174 \| good
2025-06-20T22:00:00.000Z	56 \| moderate	11.766 \| good	28.881 \| good	36.167 \| good	0.387 \| good	1.663 \| good	0.211 \| good
2025-06-20T22:00:00.000Z	56 \| moderate	11.766 \| good	28.881 \| good	36.167 \| good	0.387 \| good	1.663 \| good	0.211 \| good
2025-06-19T07:00:00.000Z	54 \| moderate	11.421 \| good	50.657 \| good	31.367 \| good	0.466 \| good	7.532 \| good	0.139 \| good
2025-06-19T08:00:00.000Z	56 \| moderate	11.544 \| good	51.012 \| good	32.197 \| good	0.68 \| good	12.814 \| good	0.18 \| good
2025-06-19T09:00:00.000Z	56 \| moderate	12.112 \| fine	54.705 \| good	33.485 \| good	0.894 \| good	18.096 \| good	0.221 \| good
2025-06-19T10:00:00.000Z	56 \| moderate	12.02 \| good	53.425 \| good	31.569 \| good	0.413 \| good	5.908 \| good	0.134 \| good
2025-06-19T11:00:00.000Z	56 \| moderate	12.143 \| fine	54.884 \| good	34.326 \| good	0.568 \| good	9.993 \| good	0.171 \| good
2025-06-19T12:00:00.000Z	54 \| moderate	11.156 \| good	49.333 \| good	33.965 \| good	0.722 \| good	14.078 \| good	0.207 \| good
2025-06-19T13:00:00.000Z	60 \| moderate	13.932 \| fine	62.392 \| fine	31.519 \| good	0.646 \| good	4.217 \| good	0.12 \| good
2025-06-19T14:00:00.000Z	64 \| moderate	16.323 \| fine	72.626 \| fine	27.006 \| good	0.953 \| good	7.007 \| good	0.145 \| good
2025-06-19T15:00:00.000Z	71 \| moderate	19.765 \| fine	86.904 \| fine	29.39 \| good	1.259 \| good	9.797 \| good	0.169 \| good
2025-06-19T16:00:00.000Z	66 \| moderate	17.24 \| fine	76.042 \| fine	33.86 \| good	0.696 \| good	2.513 \| good	0.106 \| good
2025-06-19T17:00:00.000Z	67 \| moderate	17.578 \| fine	77.965 \| fine	41.739 \| good	0.989 \| good	4.023 \| good	0.119 \| good
2025-06-19T18:00:00.000Z	66 \| moderate	16.891 \| fine	75.417 \| fine	45.66 \| good	1.281 \| good	5.533 \| good	0.133 \| good
2025-06-19T19:00:00.000Z	64 \| moderate	15.635 \| fine	69.516 \| fine	47.778 \| good	0.589 \| good	1.311 \| good	0.098 \| good
2025-06-19T20:00:00.000Z	62 \| moderate	14.699 \| fine	65.516 \| fine	45.71 \| good	0.84 \| good	2.175 \| good	0.107 \| good
2025-06-19T21:00:00.000Z	60 \| moderate	13.709 \| fine	61.586 \| fine	41.251 \| good	1.091 \| good	3.038 \| good	0.116 \| good
2025-06-19T22:00:00.000Z	60 \| moderate	13.699 \| fine	60.999 \| fine	39.298 \| good	0.519 \| good	1.277 \| good	0.096 \| good
2025-06-19T23:00:00.000Z	58 \| moderate	12.951 \| fine	58.752 \| fine	36.373 \| good	0.753 \| good	2.092 \| good	0.105 \| good
2025-06-20T00:00:00.000Z	56 \| moderate	12.474 \| fine	56.678 \| fine	33.894 \| good	0.987 \| good	2.908 \| good	0.114 \| good
2025-06-20T01:00:00.000Z	58 \| moderate	12.826 \| fine	57.517 \| fine	32.831 \| good	0.514 \| good	3.222 \| good	0.101 \| good
2025-06-20T02:00:00.000Z	58 \| moderate	13.02 \| fine	58.746 \| fine	31.01 \| good	0.811 \| good	5.382 \| good	0.113 \| good
2025-06-20T03:00:00.000Z	58 \| moderate	12.864 \| fine	57.797 \| fine	30.652 \| good	1.109 \| good	7.543 \| good	0.125 \| good
2025-06-20T04:00:00.000Z	58 \| moderate	12.961 \| fine	58.141 \| fine	28.224 \| good	0.541 \| good	7.738 \| good	0.126 \| good
2025-06-20T05:00:00.000Z	64 \| moderate	15.981 \| fine	70.973 \| fine	29.767 \| good	0.86 \| good	13.239 \| good	0.153 \| good
2025-06-20T06:00:00.000Z	58 \| moderate	12.623 \| fine	57.078 \| fine	33.349 \| good	1.18 \| good	18.74 \| good	0.18 \| good
2025-06-20T07:00:00.000Z	58 \| moderate	12.537 \| fine	56.364 \| fine	33.12 \| good	0.365 \| good	8.332 \| good	0.134 \| good
2025-06-20T08:00:00.000Z	58 \| moderate	12.603 \| fine	56.399 \| fine	33.092 \| good	0.555 \| good	14.255 \| good	0.164 \| good
2025-06-20T09:00:00.000Z	58 \| moderate	12.802 \| fine	57.443 \| fine	33.733 \| good	0.746 \| good	20.178 \| good	0.194 \| good
2025-06-20T10:00:00.000Z	56 \| moderate	12.396 \| fine	55.811 \| fine	32.788 \| good	0.304 \| good	6.777 \| good	0.126 \| good
2025-06-20T11:00:00.000Z	56 \| moderate	12.382 \| fine	55.579 \| fine	32.887 \| good	0.456 \| good	11.634 \| good	0.148 \| good
2025-06-20T12:00:00.000Z	52 \| moderate	10.256 \| good	45.615 \| good	32.256 \| good	0.609 \| good	16.491 \| good	0.17 \| good
2025-06-20T13:00:00.000Z	60 \| moderate	13.561 \| fine	60.995 \| fine	34.139 \| good	0.39 \| good	2.882 \| good	0.113 \| good
2025-06-20T14:00:00.000Z	66 \| moderate	16.68 \| fine	74.096 \| fine	29.39 \| good	0.611 \| good	4.803 \| good	0.123 \| good
2025-06-20T15:00:00.000Z	67 \| moderate	18.277 \| fine	80.639 \| fine	28.847 \| good	0.832 \| good	6.723 \| good	0.133 \| good
2025-06-20T16:00:00.000Z	66 \| moderate	17.014 \| fine	75.664 \| fine	32.073 \| good	0.346 \| good	1.029 \| good	0.105 \| good
2025-06-20T17:00:00.000Z	64 \| moderate	16.121 \| fine	71.664 \| fine	39.575 \| good	0.493 \| good	1.646 \| good	0.109 \| good
2025-06-20T18:00:00.000Z	62 \| moderate	15.171 \| fine	67.664 \| fine	43.295 \| good	0.64 \| good	2.263 \| good	0.112 \| good
2025-06-20T19:00:00.000Z	58 \| moderate	13.184 \| fine	58.999 \| fine	44.481 \| good	0.34 \| good	0.56 \| good	0.103 \| good
2025-06-20T20:00:00.000Z	58 \| moderate	12.905 \| fine	58.194 \| fine	42.088 \| good	0.461 \| good	0.872 \| good	0.105 \| good
2025-06-20T21:00:00.000Z	58 \| moderate	13.488 \| fine	60.821 \| fine	39.373 \| good	0.582 \| good	1.183 \| good	0.107 \| good
2025-06-20T22:00:00.000Z	60 \| moderate	13.772 \| fine	61.664 \| fine	38.219 \| good	0.336 \| good	0.878 \| good	0.104 \| good
2025-06-20T23:00:00.000Z	58 \| moderate	13.416 \| fine	59.884 \| fine	38.826 \| good	0.475 \| good	1.408 \| good	0.108 \| good
2025-06-21T00:00:00.000Z	58 \| moderate	12.818 \| fine	57.844 \| fine	38.22 \| good	0.613 \| good	1.938 \| good	0.112 \| good
2025-06-21T01:00:00.000Z	56 \| moderate	12.084 \| good	54.235 \| good	36.07 \| good	0.373 \| good	2.22 \| good	0.106 \| good
2025-06-21T02:00:00.000Z	56 \| moderate	12.292 \| fine	55.391 \| fine	35.687 \| good	0.572 \| good	3.69 \| good	0.113 \| good
2025-06-21T03:00:00.000Z	56 \| moderate	12.381 \| fine	55.92 \| fine	36.285 \| good	0.772 \| good	5.159 \| good	0.12 \| good
2025-06-21T04:00:00.000Z	56 \| moderate	11.796 \| good	52.145 \| good	36.145 \| good	0.452 \| good	5.144 \| good	0.114 \| good
2025-06-21T05:00:00.000Z	58 \| moderate	13.207 \| fine	59.068 \| fine	37.132 \| good	0.698 \| good	8.853 \| good	0.13 \| good
2025-06-21T06:00:00.000Z	54 \| moderate	11.206 \| good	14.486 \| good	20.035 \| good	0.958 \| good	12.83 \| good	0.146 \| good

San Diego

Get reliable air quality data to drive your business

San Diego, California air quality map: Stay updated on AQI near you

0.19ppm

How accurate is California, USA air quality data?

Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How often is air quality information updated for San Diego, California?

The air quality information for San Diego, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in San Diego, California at its worst?

In the past 24 hours, the air quality in San Diego, California was at its worst at 05:00:00 on 2025-06-18.

When did San Diego, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in San Diego, California was observed at 05:00:00 on 2025-06-19.

What is the AQI in San Diego, California right now?

As of now, the AQI in San Diego, California is 60, indicating Moderate conditions.

What is the most common type of pollution in San Diego, California?

San Diego, California air has the highest levels of PM2.5.

What should I do in case of poor air quality in San Diego, California?

Poor air quality in San Diego, California means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in San Diego, California at the moment?

PM_2.5 levels in San Diego, California are currently 13.635 μg/m³.

What is the PM₁₀ level in San Diego, California at the moment?

The PM₁₀ concentration in San Diego, California is 35.314 μg/m³ at the moment.

What is the carbon monoxide (CO) level in San Diego, California at the moment?

The current carbon monoxide (CO) concentration in San Diego, California is 0.218 ppm.

What is the sulfur dioxide (SO₂) level in San Diego, California at the moment?

Currently, San Diego, California has a sulfur dioxide (SO₂) concentration of 0.309 ppb.

What is the ozone (O₃) level in San Diego, California at the moment?

The current ozone (O₃) level in San Diego, California at the moment is 33.878 ppm.

What is the nitrogen dioxide (NO₂) level in San Diego, California at the moment?

Nitrogen dioxide (NO₂) level in San Diego, California at the moment is 13.359 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-18T23:00:00.000Z	60 \| moderate	14.308 \| fine	38.605 \| good	31.381 \| good	0.466 \| good	4.246 \| good	0.218 \| good
2025-06-19T00:00:00.000Z	60 \| moderate	14 \| fine	37.626 \| good	31.357 \| good	0.37 \| good	4.454 \| good	0.236 \| good
2025-06-19T01:00:00.000Z	60 \| moderate	13.784 \| fine	35.612 \| good	32.197 \| good	0.59 \| good	4.472 \| good	0.218 \| good
2025-06-19T02:00:00.000Z	58 \| moderate	13.472 \| fine	35.547 \| good	33.017 \| good	0.602 \| good	6.546 \| good	0.218 \| good
2025-06-19T03:00:00.000Z	60 \| moderate	13.555 \| fine	35.456 \| good	32.982 \| good	0.489 \| good	11.038 \| good	0.236 \| good
2025-06-19T04:00:00.000Z	60 \| moderate	13.537 \| fine	35.362 \| good	33.93 \| good	0.421 \| good	3.917 \| good	0.236 \| good
2025-06-19T05:00:00.000Z	60 \| moderate	13.635 \| fine	35.314 \| good	33.878 \| good	0.309 \| good	13.359 \| good	0.218 \| good
2025-06-19T06:00:00.000Z	60 \| moderate	13.736 \| fine	35.328 \| good	32.838 \| good	0.689 \| good	11.981 \| good	0.21 \| good
2025-06-19T07:00:00.000Z	60 \| moderate	13.742 \| fine	36.302 \| good	30.886 \| good	0.594 \| good	10.391 \| good	0.236 \| good
2025-06-19T08:00:00.000Z	60 \| moderate	13.845 \| fine	35.357 \| good	29.9 \| good	0.524 \| good	4.8 \| good	0.218 \| good
2025-06-19T09:00:00.000Z	60 \| moderate	14.138 \| fine	36.347 \| good	26.895 \| good	0.457 \| good	3.567 \| good	0.2 \| good
2025-06-19T10:00:00.000Z	62 \| moderate	15.115 \| fine	37.356 \| good	24.876 \| good	0.438 \| good	7.298 \| good	0.236 \| good
2025-06-19T11:00:00.000Z	66 \| moderate	16.575 \| fine	39.312 \| good	24.908 \| good	0.202 \| good	8.005 \| good	0.2 \| good
2025-06-19T12:00:00.000Z	66 \| moderate	16.888 \| fine	38.426 \| good	24.908 \| good	0.285 \| good	9.15 \| good	0.2 \| good
2025-06-19T13:00:00.000Z	66 \| moderate	17.012 \| fine	38.449 \| good	24.889 \| good	0.3 \| good	9.188 \| good	0.255 \| good
2025-06-19T14:00:00.000Z	66 \| moderate	17.122 \| fine	37.532 \| good	25.067 \| good	0.459 \| good	14.059 \| good	0.281 \| good
2025-06-19T15:00:00.000Z	66 \| moderate	16.64 \| fine	36.582 \| good	27.084 \| good	0.44 \| good	9.812 \| good	0.255 \| good
2025-06-19T16:00:00.000Z	66 \| moderate	16.85 \| fine	37.547 \| good	26.211 \| good	0.545 \| good	12.191 \| good	0.274 \| good
2025-06-19T17:00:00.000Z	66 \| moderate	17.189 \| fine	37.628 \| good	26.338 \| good	0.978 \| good	6.294 \| good	0.236 \| good
2025-06-19T18:00:00.000Z	66 \| moderate	16.735 \| fine	37.688 \| good	31.165 \| good	1.288 \| good	10.338 \| good	0.255 \| good
2025-06-19T19:00:00.000Z	66 \| moderate	16.726 \| fine	36.745 \| good	35.151 \| good	1.076 \| good	4.775 \| good	0.255 \| good
2025-06-19T20:00:00.000Z	66 \| moderate	17.166 \| fine	37.593 \| good	41.929 \| good	1.056 \| good	4.268 \| good	0.218 \| good
2025-06-19T21:00:00.000Z	67 \| moderate	17.711 \| fine	38.462 \| good	46.899 \| good	0.666 \| good	8.234 \| good	0.236 \| good
2025-06-19T22:00:00.000Z	64 \| moderate	16.323 \| fine	35.481 \| good	41.183 \| good	0.584 \| good	3.058 \| good	0.2 \| good
2025-06-19T23:00:00.000Z	56 \| moderate	12.475 \| fine	29.473 \| good	41.176 \| good	0.466 \| good	3.088 \| good	0.218 \| good
2025-06-20T00:00:00.000Z	52 \| moderate	10.108 \| good	23.523 \| good	41.191 \| good	0.624 \| good	3.781 \| good	0.192 \| good
2025-06-20T01:00:00.000Z	49 \| good	8.893 \| good	21.42 \| good	41.127 \| good	0.735 \| good	2.952 \| good	0.192 \| good
2025-06-20T02:00:00.000Z	49 \| good	8.546 \| good	20.295 \| good	39.088 \| good	0.64 \| good	4.137 \| good	0.192 \| good
2025-06-20T03:00:00.000Z	44 \| good	8.418 \| good	20.211 \| good	35.212 \| good	0.585 \| good	7.165 \| good	0.218 \| good
2025-06-20T04:00:00.000Z	49 \| good	8.595 \| good	21.123 \| good	31.222 \| good	0.768 \| good	3.847 \| good	0.218 \| good
2025-06-20T05:00:00.000Z	49 \| good	9.369 \| good	23.055 \| good	31.18 \| good	0.698 \| good	14.951 \| good	0.218 \| good
2025-06-20T06:00:00.000Z	52 \| moderate	9.972 \| good	24.078 \| good	32.062 \| good	0.424 \| good	5.907 \| good	0.236 \| good
2025-06-20T07:00:00.000Z	52 \| moderate	10.471 \| good	24.172 \| good	31.093 \| good	0.332 \| good	4.55 \| good	0.236 \| good
2025-06-20T08:00:00.000Z	54 \| moderate	10.573 \| good	24.154 \| good	32.974 \| good	0.235 \| good	10.635 \| good	0.218 \| good
2025-06-20T09:00:00.000Z	52 \| moderate	10.497 \| good	24.191 \| good	31.921 \| good	0.235 \| good	5.497 \| good	0.2 \| good
2025-06-20T10:00:00.000Z	54 \| moderate	10.916 \| good	24.265 \| good	33.923 \| good	0.165 \| good	6.698 \| good	0.2 \| good
2025-06-20T11:00:00.000Z	54 \| moderate	11.27 \| good	24.473 \| good	33.903 \| good	0.185 \| good	7.795 \| good	0.181 \| good
2025-06-20T12:00:00.000Z	56 \| moderate	11.716 \| good	27.538 \| good	33.839 \| good	0.394 \| good	7.96 \| good	0.2 \| good
2025-06-20T13:00:00.000Z	58 \| moderate	12.884 \| fine	29.5 \| good	30.992 \| good	0.166 \| good	8.075 \| good	0.236 \| good
2025-06-20T14:00:00.000Z	58 \| moderate	13.179 \| fine	30.497 \| good	29.086 \| good	0.183 \| good	11.309 \| good	0.236 \| good
2025-06-20T15:00:00.000Z	56 \| moderate	12.426 \| fine	29.523 \| good	31.112 \| good	0.746 \| good	8.457 \| good	0.218 \| good
2025-06-20T16:00:00.000Z	56 \| moderate	11.977 \| good	28.698 \| good	33.064 \| good	1.366 \| good	9.807 \| good	0.236 \| good
2025-06-20T17:00:00.000Z	56 \| moderate	11.73 \| good	28.866 \| good	34.078 \| good	0.641 \| good	5.61 \| good	0.236 \| good
2025-06-20T18:00:00.000Z	56 \| moderate	11.742 \| good	28.894 \| good	35.12 \| good	0.625 \| good	9.959 \| good	0.236 \| good
2025-06-20T19:00:00.000Z	54 \| moderate	11.433 \| good	28.911 \| good	38.067 \| good	0.843 \| good	4.737 \| good	0.211 \| good
2025-06-20T20:00:00.000Z	54 \| moderate	11.495 \| good	27.867 \| good	36.149 \| good	0.727 \| good	4.002 \| good	0.211 \| good
2025-06-20T21:00:00.000Z	56 \| moderate	11.965 \| good	28.862 \| good	35.184 \| good	0.505 \| good	5.368 \| good	0.174 \| good
2025-06-20T22:00:00.000Z	56 \| moderate	11.766 \| good	28.881 \| good	36.167 \| good	0.387 \| good	1.663 \| good	0.211 \| good
2025-06-20T22:00:00.000Z	56 \| moderate	11.766 \| good	28.881 \| good	36.167 \| good	0.387 \| good	1.663 \| good	0.211 \| good
2025-06-19T07:00:00.000Z	54 \| moderate	11.421 \| good	50.657 \| good	31.367 \| good	0.466 \| good	7.532 \| good	0.139 \| good
2025-06-19T08:00:00.000Z	56 \| moderate	11.544 \| good	51.012 \| good	32.197 \| good	0.68 \| good	12.814 \| good	0.18 \| good
2025-06-19T09:00:00.000Z	56 \| moderate	12.112 \| fine	54.705 \| good	33.485 \| good	0.894 \| good	18.096 \| good	0.221 \| good
2025-06-19T10:00:00.000Z	56 \| moderate	12.02 \| good	53.425 \| good	31.569 \| good	0.413 \| good	5.908 \| good	0.134 \| good
2025-06-19T11:00:00.000Z	56 \| moderate	12.143 \| fine	54.884 \| good	34.326 \| good	0.568 \| good	9.993 \| good	0.171 \| good
2025-06-19T12:00:00.000Z	54 \| moderate	11.156 \| good	49.333 \| good	33.965 \| good	0.722 \| good	14.078 \| good	0.207 \| good
2025-06-19T13:00:00.000Z	60 \| moderate	13.932 \| fine	62.392 \| fine	31.519 \| good	0.646 \| good	4.217 \| good	0.12 \| good
2025-06-19T14:00:00.000Z	64 \| moderate	16.323 \| fine	72.626 \| fine	27.006 \| good	0.953 \| good	7.007 \| good	0.145 \| good
2025-06-19T15:00:00.000Z	71 \| moderate	19.765 \| fine	86.904 \| fine	29.39 \| good	1.259 \| good	9.797 \| good	0.169 \| good
2025-06-19T16:00:00.000Z	66 \| moderate	17.24 \| fine	76.042 \| fine	33.86 \| good	0.696 \| good	2.513 \| good	0.106 \| good
2025-06-19T17:00:00.000Z	67 \| moderate	17.578 \| fine	77.965 \| fine	41.739 \| good	0.989 \| good	4.023 \| good	0.119 \| good
2025-06-19T18:00:00.000Z	66 \| moderate	16.891 \| fine	75.417 \| fine	45.66 \| good	1.281 \| good	5.533 \| good	0.133 \| good
2025-06-19T19:00:00.000Z	64 \| moderate	15.635 \| fine	69.516 \| fine	47.778 \| good	0.589 \| good	1.311 \| good	0.098 \| good
2025-06-19T20:00:00.000Z	62 \| moderate	14.699 \| fine	65.516 \| fine	45.71 \| good	0.84 \| good	2.175 \| good	0.107 \| good
2025-06-19T21:00:00.000Z	60 \| moderate	13.709 \| fine	61.586 \| fine	41.251 \| good	1.091 \| good	3.038 \| good	0.116 \| good
2025-06-19T22:00:00.000Z	60 \| moderate	13.699 \| fine	60.999 \| fine	39.298 \| good	0.519 \| good	1.277 \| good	0.096 \| good
2025-06-19T23:00:00.000Z	58 \| moderate	12.951 \| fine	58.752 \| fine	36.373 \| good	0.753 \| good	2.092 \| good	0.105 \| good
2025-06-20T00:00:00.000Z	56 \| moderate	12.474 \| fine	56.678 \| fine	33.894 \| good	0.987 \| good	2.908 \| good	0.114 \| good
2025-06-20T01:00:00.000Z	58 \| moderate	12.826 \| fine	57.517 \| fine	32.831 \| good	0.514 \| good	3.222 \| good	0.101 \| good
2025-06-20T02:00:00.000Z	58 \| moderate	13.02 \| fine	58.746 \| fine	31.01 \| good	0.811 \| good	5.382 \| good	0.113 \| good
2025-06-20T03:00:00.000Z	58 \| moderate	12.864 \| fine	57.797 \| fine	30.652 \| good	1.109 \| good	7.543 \| good	0.125 \| good
2025-06-20T04:00:00.000Z	58 \| moderate	12.961 \| fine	58.141 \| fine	28.224 \| good	0.541 \| good	7.738 \| good	0.126 \| good
2025-06-20T05:00:00.000Z	64 \| moderate	15.981 \| fine	70.973 \| fine	29.767 \| good	0.86 \| good	13.239 \| good	0.153 \| good
2025-06-20T06:00:00.000Z	58 \| moderate	12.623 \| fine	57.078 \| fine	33.349 \| good	1.18 \| good	18.74 \| good	0.18 \| good
2025-06-20T07:00:00.000Z	58 \| moderate	12.537 \| fine	56.364 \| fine	33.12 \| good	0.365 \| good	8.332 \| good	0.134 \| good
2025-06-20T08:00:00.000Z	58 \| moderate	12.603 \| fine	56.399 \| fine	33.092 \| good	0.555 \| good	14.255 \| good	0.164 \| good
2025-06-20T09:00:00.000Z	58 \| moderate	12.802 \| fine	57.443 \| fine	33.733 \| good	0.746 \| good	20.178 \| good	0.194 \| good
2025-06-20T10:00:00.000Z	56 \| moderate	12.396 \| fine	55.811 \| fine	32.788 \| good	0.304 \| good	6.777 \| good	0.126 \| good
2025-06-20T11:00:00.000Z	56 \| moderate	12.382 \| fine	55.579 \| fine	32.887 \| good	0.456 \| good	11.634 \| good	0.148 \| good
2025-06-20T12:00:00.000Z	52 \| moderate	10.256 \| good	45.615 \| good	32.256 \| good	0.609 \| good	16.491 \| good	0.17 \| good
2025-06-20T13:00:00.000Z	60 \| moderate	13.561 \| fine	60.995 \| fine	34.139 \| good	0.39 \| good	2.882 \| good	0.113 \| good
2025-06-20T14:00:00.000Z	66 \| moderate	16.68 \| fine	74.096 \| fine	29.39 \| good	0.611 \| good	4.803 \| good	0.123 \| good
2025-06-20T15:00:00.000Z	67 \| moderate	18.277 \| fine	80.639 \| fine	28.847 \| good	0.832 \| good	6.723 \| good	0.133 \| good
2025-06-20T16:00:00.000Z	66 \| moderate	17.014 \| fine	75.664 \| fine	32.073 \| good	0.346 \| good	1.029 \| good	0.105 \| good
2025-06-20T17:00:00.000Z	64 \| moderate	16.121 \| fine	71.664 \| fine	39.575 \| good	0.493 \| good	1.646 \| good	0.109 \| good
2025-06-20T18:00:00.000Z	62 \| moderate	15.171 \| fine	67.664 \| fine	43.295 \| good	0.64 \| good	2.263 \| good	0.112 \| good
2025-06-20T19:00:00.000Z	58 \| moderate	13.184 \| fine	58.999 \| fine	44.481 \| good	0.34 \| good	0.56 \| good	0.103 \| good
2025-06-20T20:00:00.000Z	58 \| moderate	12.905 \| fine	58.194 \| fine	42.088 \| good	0.461 \| good	0.872 \| good	0.105 \| good
2025-06-20T21:00:00.000Z	58 \| moderate	13.488 \| fine	60.821 \| fine	39.373 \| good	0.582 \| good	1.183 \| good	0.107 \| good
2025-06-20T22:00:00.000Z	60 \| moderate	13.772 \| fine	61.664 \| fine	38.219 \| good	0.336 \| good	0.878 \| good	0.104 \| good
2025-06-20T23:00:00.000Z	58 \| moderate	13.416 \| fine	59.884 \| fine	38.826 \| good	0.475 \| good	1.408 \| good	0.108 \| good
2025-06-21T00:00:00.000Z	58 \| moderate	12.818 \| fine	57.844 \| fine	38.22 \| good	0.613 \| good	1.938 \| good	0.112 \| good
2025-06-21T01:00:00.000Z	56 \| moderate	12.084 \| good	54.235 \| good	36.07 \| good	0.373 \| good	2.22 \| good	0.106 \| good
2025-06-21T02:00:00.000Z	56 \| moderate	12.292 \| fine	55.391 \| fine	35.687 \| good	0.572 \| good	3.69 \| good	0.113 \| good
2025-06-21T03:00:00.000Z	56 \| moderate	12.381 \| fine	55.92 \| fine	36.285 \| good	0.772 \| good	5.159 \| good	0.12 \| good
2025-06-21T04:00:00.000Z	56 \| moderate	11.796 \| good	52.145 \| good	36.145 \| good	0.452 \| good	5.144 \| good	0.114 \| good
2025-06-21T05:00:00.000Z	58 \| moderate	13.207 \| fine	59.068 \| fine	37.132 \| good	0.698 \| good	8.853 \| good	0.13 \| good
2025-06-21T06:00:00.000Z	54 \| moderate	11.206 \| good	14.486 \| good	20.035 \| good	0.958 \| good	12.83 \| good	0.146 \| good

Real-time air quality index in San Diego, California today

Major air pollutants in San Diego, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live San Diego, California air quality forecast and history

Get reliable air quality data to drive your business

San Diego, California air quality map: Stay updated on AQI near you

Air quality in nearby cities

Coronado, California

National City, California

Chula Vista, California

Lemon Grove, California

Bonita, California

La Mesa, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is air quality information updated for San Diego, California?

What time in the last 24 hours was the air quality in San Diego, California at its worst?

When did San Diego, California experience the best air quality in the last 24 hours?

What is the AQI in San Diego, California right now?

What is the most common type of pollution in San Diego, California?

What should I do in case of poor air quality in San Diego, California?

What is the PM2.5 level in San Diego, California at the moment?

What is the PM10 level in San Diego, California at the moment?

What is the carbon monoxide (CO) level in San Diego, California at the moment?

What is the sulfur dioxide (SO2) level in San Diego, California at the moment?

What is the ozone (O3) level in San Diego, California at the moment?

What is the nitrogen dioxide (NO2) level in San Diego, California at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in San Diego, California at the moment?

What is the PM₁₀ level in San Diego, California at the moment?

What is the sulfur dioxide (SO₂) level in San Diego, California at the moment?

What is the ozone (O₃) level in San Diego, California at the moment?

What is the nitrogen dioxide (NO₂) level in San Diego, California at the moment?