Air quality in California

Air quality index (AQI) and PM2.5 air pollution in California

LAST UPDATE (local time)

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Air Quality Data contributor(s)

Station(s) operated by

*IQAir’s AQI data modeled using satellite data. Learn more

California does not have air monitor data

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Find out more about contributors and data sources

Weather

What is the current weather in California?

Weather icon
WeatherClear sky
Temperature41°C
Humidity43%
Wind3.4 mp/h
Pressure1016 mb

live aqi city ranking

Real-time USA city ranking

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#cityUS AQI
1 Shafter, California

140

2 Matheny, California

120

3 Tulare, California

120

4 Visalia, California

119

5 Sunnyside, California

115

6 Lemoore, California

114

7 Lathrop, California

113

8 Vine Hill, California

113

9 Fresno, California

112

10 Antioch, California

111

(local time)

SEE WORLD AQI RANKING

live California aqi ranking

Real-time California air quality ranking

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City AQI based on satellite data. No ground level station currently available in California.

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US AQI

21 *

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in California?

Air pollution levelAir quality indexMain pollutant
Good 21 US AQIPM2.5
PollutantsConcentration
PM2.5
5.1 µg/m³

PM2.5 concentration in California air currently meets the WHO annual air quality guideline value

Health Recommendations

How to protect from air pollution in California?

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Forecast

California air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Friday, Nov 26

Good 21 US AQI

Human face indicating AQI level
Weather icon41°30.2°
Wind rotating 316 degree

13.4 mp/h

Today

Good 21 US AQI

Human face indicating AQI level
Weather icon53.6°37.4°
Wind rotating 335 degree

8.9 mp/h

Sunday, Nov 28

Good 22 US AQI

Human face indicating AQI level
Weather icon44.6°32°
Wind rotating 315 degree

13.4 mp/h

Monday, Nov 29

Good 21 US AQI

Human face indicating AQI level
Weather icon50°32°
Wind rotating 220 degree

11.2 mp/h

Tuesday, Nov 30

Good 38 US AQI

Human face indicating AQI level
Weather icon51.8°39.2°
Wind rotating 136 degree

4.5 mp/h

Wednesday, Dec 1

Good 25 US AQI

Human face indicating AQI level
Weather icon60.8°44.6°
Wind rotating 227 degree

13.4 mp/h

Thursday, Dec 2

Good 20 US AQI

Human face indicating AQI level
Weather icon51.8°39.2°
Wind rotating 313 degree

11.2 mp/h

Interested in hourly forecast? Get the app

Historical

Historic air quality graph for California

How to best protect from air pollution?

Reduce your air pollution exposure in California

Where is the cleanest air quality in California?

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