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Air quality in San Diego
Air quality index (AQI) and PM2.5 air pollution in San Diego
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San Diego Air Quality Map
Real-time San Diego air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in San Diego?
| Weather | Scattered clouds |
| Temperature | 86°F |
| Humidity | 85% |
| Wind | 19.5 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 91 |
| 2 | Casa Grande, Arizona | 68 |
| 3 | Calexico, California | 66 |
| 4 | Lubbock, Texas | 65 |
| 5 | Pahrump, Nevada | 64 |
| 6 | Yucaipa, California | 61 |
| 7 | Lake Arrowhead, California | 60 |
| 8 | San Antonio, Texas | 60 |
| 9 | San Bernardino, California | 60 |
| 10 | San Fernando, California | 60 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
79*
live AQI index
Moderate
Overview
What is the current air quality in San Diego?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 79* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 24.3*µg/m³ | |
!
PM2.5
x4.9
PM2.5 concentration in San Diego is currently 4.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Diego?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
San Diego air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 79 AQI US |  30% | 100.4° 75.2° |  20.1 mp/h |
| Wednesday, May 29 | Moderate 54 AQI US | | 102.2° 75.2° | 22.4 mp/h |
| Thursday, May 30 | Moderate 54 AQI US |  | 104° 77° | 22.4 mp/h |
| Friday, May 31 | Moderate 54 AQI US | 50% | 104° 75.2° | 22.4 mp/h |
| Saturday, Jun 1 | Moderate 62 AQI US | | 104° 77° | 20.1 mp/h |
| Sunday, Jun 2 | Moderate 64 AQI US | | 105.8° 78.8° | 22.4 mp/h |
| Monday, Jun 3 | Moderate 62 AQI US |  | 107.6° 75.2° | 20.1 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in San Diego?
No locations are available.
AQI US, Metric