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Air quality in California
Air quality index (AQI) and PM2.5 air pollution in California
18 people follow this city
California Air Quality Map
Real-time California air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in California today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in California?
| Weather | Clear sky |
| Temperature | 73.4°F |
| Humidity | 62% |
| Wind | 15 mp/h |
| Pressure | 29.6 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  The Woodlands, Texas | 174 |
| 2 | Corpus Christi, Texas | 152 |
| 3 | Baytown, Texas | 149 |
| 4 | Houston, Texas | 145 |
| 5 | Galena Park, Texas | 142 |
| 6 | Westlake, Louisiana | 133 |
| 7 | Pasadena, Texas | 128 |
| 8 | Port Arthur, Texas | 125 |
| 9 | Colfax, Louisiana | 116 |
| 10 | Channelview, Texas | 115 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live California aqi ranking
Real-time California air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Cal Acres Lane | 31 |
| 2 | EES Front Left Sensor | 26 |
(local time)
SEE WORLD AQI RANKING
US AQI
28
live AQI index
Good
Overview
What is the current air quality in California?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 28 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.1µg/m³ | |
✓
PM2.5 concentration in California air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in California?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
California air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 6 | Good 34 AQI US |  | 75.2° 62.6° |  4.5 mp/h |
| Tuesday, May 7 | Good 47 AQI US | | 86° 64.4° | 8.9 mp/h |
| Wednesday, May 8 | Good 34 AQI US | | 75.2° 59° | 11.2 mp/h |
| Wednesday, May 8 | Moderate 54 AQI US  | 100% | 75.2° 59° | 11.2 mp/h |
| Today | Good 28 AQI US | 100% | 62.6° 51.8° | 8.9 mp/h |
| Friday, May 10 | Good 26 AQI US | 90% | 59° 50° | 8.9 mp/h |
| Saturday, May 11 | Good 26 AQI US | 90% | 60.8° 50° | 11.2 mp/h |
| Sunday, May 12 | Good 47 AQI US |  | 66.2° 48.2° | 11.2 mp/h |
| Monday, May 13 | Moderate 55 AQI US | 80% | 68° 57.2° | 8.9 mp/h |
| Tuesday, May 14 | Moderate 57 AQI US | 100% | 68° 60.8° | 4.5 mp/h |
| Wednesday, May 15 | Moderate 60 AQI US | | 71.6° 59° | 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?
California air quality data attribution
2Contributors
- 2 Anonymous contributors
2 stations
2 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in California?
AQI US, Metric