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Air quality in El Cajon
Air quality index (AQI) and PM2.5 air pollution in El Cajon
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El Cajon Air Quality Map
Real-time El Cajon air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in El Cajon today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Weather
What is the current weather in El Cajon?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 84% |
| Wind | 3.4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Porterville, California | 97 |
| 2 | Visalia, California | 94 |
| 3 | Palm Desert, California | 85 |
| 4 | Three Rivers, California | 80 |
| 5 | Allentown, Pennsylvania | 78 |
| 6 | Bakersfield, California | 76 |
| 7 | Casa Grande, Arizona | 76 |
| 8 | Corpus Christi, Texas | 68 |
| 9 | Lewisville, Texas | 68 |
| 10 | Bethlehem, Pennsylvania | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live El Cajon aqi ranking
Real-time El Cajon air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | El Cajon - Lexington Elementary School | 40 |
(local time)
SEE WORLD AQI RANKING
US AQI
40
live AQI index
Good
Overview
What is the current air quality in El Cajon?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.6µg/m³ | |
| PM10 | 20µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in El Cajon is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in El Cajon?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
El Cajon air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Apr 15 | Good 33 AQI US |  | 75.2° 53.6° |  11.2 mp/h |
| Tuesday, Apr 16 | Good 32 AQI US | | 77° 59° | 8.9 mp/h |
| Wednesday, Apr 17 | Good 32 AQI US |  | 73.4° 55.4° | 8.9 mp/h |
| Today | Good 40 AQI US | | 73.4° 55.4° | 8.9 mp/h |
| Friday, Apr 19 | Good 29 AQI US | | 71.6° 55.4° | 8.9 mp/h |
| Saturday, Apr 20 | Good 27 AQI US | | 75.2° 55.4° | 8.9 mp/h |
| Sunday, Apr 21 | Good 24 AQI US | | 77° 59° | 8.9 mp/h |
| Monday, Apr 22 | Good 18 AQI US | | 69.8° 57.2° | 11.2 mp/h |
| Tuesday, Apr 23 | Good 16 AQI US | | 64.4° 55.4° | 11.2 mp/h |
| Wednesday, Apr 24 | Good 14 AQI US | | 64.4° 55.4° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
El Cajon air quality data attribution
1 Data source
Where is the cleanest air quality in El Cajon?
AQI US, Metric