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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 | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in El Cajon?
| Weather | Clear sky |
| Temperature | 69.8°F |
| Humidity | 60% |
| Wind | 9 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Boerne, Texas | 95 |
| 2 | San Antonio, Texas | 93 |
| 3 | New Braunfels, Texas | 87 |
| 4 | Austin, Texas | 81 |
| 5 | San Fernando, California | 77 |
| 6 | Pahrump, Nevada | 75 |
| 7 | Georgetown, Texas | 74 |
| 8 | Hollywood, California | 71 |
| 9 | La Crescenta-Montrose, California | 71 |
| 10 | Round Rock, Texas | 70 |
(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 | 55 |
(local time)
SEE WORLD AQI RANKING
US AQI
55
live AQI index
Moderate
Overview
What is the current air quality in El Cajon?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11µg/m³ | |
| PM10 | 22µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in El Cajon is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in El Cajon?
 | 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
El Cajon air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Moderate 56 AQI US | | 73.4° 57.2° |  8.9 mp/h |
| Thursday, May 30 | Moderate 61 AQI US | | 71.6° 57.2° | 8.9 mp/h |
| Friday, May 31 | Moderate 53 AQI US | | 73.4° 55.4° | 8.9 mp/h |
| Friday, May 31 | Moderate 62 AQI US | | 73.4° 55.4° | 8.9 mp/h |
| Today | Moderate 55 AQI US | | 71.6° 55.4° | 11.2 mp/h |
| Sunday, Jun 2 | Moderate 57 AQI US |  | 75.2° 57.2° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 55 AQI US |  | 78.8° 60.8° | 8.9 mp/h |
| Tuesday, Jun 4 | Moderate 57 AQI US | | 78.8° 60.8° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 66 AQI US | | 78.8° 62.6° | 8.9 mp/h |
| Thursday, Jun 6 | Moderate 71 AQI US |  30% | 75.2° 62.6° | 8.9 mp/h |
| Friday, Jun 7 | Moderate 72 AQI US | | 77° 60.8° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
El Cajon air quality data attribution
1 Data source
Where is the cleanest air quality in El Cajon?
AQI US, Metric