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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 | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Dimas?
| Weather | Mist |
| Temperature | 68°F |
| Humidity | 67% |
| Wind | 6.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 115 |
| 2 | San Bernardino, California | 90 |
| 3 | Yucaipa, California | 87 |
| 4 | La Crescenta-Montrose, California | 85 |
| 5 | Hammond, Indiana | 82 |
| 6 | Redlands, California | 78 |
| 7 | Altadena, California | 77 |
| 8 | Claremont, California | 74 |
| 9 | Fontana, California | 74 |
| 10 | La Canada Flintridge, California | 74 |
(local time)
SEE WORLD AQI RANKING
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US AQI
48*
live AQI index
Good
Overview
What is the current air quality in San Dimas?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 48* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.7*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in San Dimas is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Dimas?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
San Dimas air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 48 AQI US |  | 69.8° 59° |  8.9 mp/h |
| Saturday, May 18 | Good 42 AQI US |  | 75.2° 57.2° | 8.9 mp/h |
| Sunday, May 19 | Good 40 AQI US | | 75.2° 55.4° | 11.2 mp/h |
| Monday, May 20 | Moderate 56 AQI US  | | 68° 53.6° | 11.2 mp/h |
| Tuesday, May 21 | Good 31 AQI US | | 77° 53.6° | 8.9 mp/h |
| Wednesday, May 22 | Good 23 AQI US | | 75.2° 57.2° | 8.9 mp/h |
| Thursday, May 23 | Moderate 52 AQI US | | 69.8° 55.4° | 11.2 mp/h |
| Friday, May 24 | Good 39 AQI US | | 71.6° 55.4° | 8.9 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 Dimas?
No locations are available.
AQI US, Metric