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Air quality in San Dimas
Air quality index (AQI) and PM2.5 air pollution in San Dimas
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San Dimas Air Quality Map
Real-time San Dimas air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in San Dimas today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Dimas?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 84% |
| Wind | 9.2 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 74 |
| 2 | Pahrump, Nevada | 72 |
| 3 | Casa Grande, Arizona | 65 |
| 4 | Palm Desert, California | 65 |
| 5 | Boerne, Texas | 60 |
| 6 | Corpus Christi, Texas | 60 |
| 7 | Greenville, South Carolina | 59 |
| 8 | Yucaipa, California | 59 |
| 9 | Ronan, Montana | 58 |
| 10 | Claremont, California | 57 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
63*
live AQI index
Moderate
Overview
What is the current air quality in San Dimas?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 63* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 17.9*µg/m³ | |
!
PM2.5
x3.6
PM2.5 concentration in San Dimas is currently 3.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Dimas?
 | 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 Dimas air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 4 | Moderate 57 AQI US |  | 68° 55.4° |  11.2 mp/h |
| Sunday, May 5 | Good 16 AQI US  |  70% | 66.2° 50° | 11.2 mp/h |
| Monday, May 6 | Good 17 AQI US |  | 71.6° 51.8° | 11.2 mp/h |
| Tuesday, May 7 | Good 20 AQI US | | 75.2° 55.4° | 8.9 mp/h |
| Wednesday, May 8 | Good 16 AQI US | | 78.8° 57.2° | 6.7 mp/h |
| Thursday, May 9 | Good 17 AQI US | | 80.6° 60.8° | 8.9 mp/h |
| Friday, May 10 | Good 17 AQI US | | 84.2° 64.4° | 8.9 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in San Dimas?
No locations are available.
AQI US, Metric