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California

United States

2026-06-05 09:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
62.7
PM10
μg/m³
21.8
PM2.5
μg/m³
9.6
NO2
μg/m³
10.9
CO
μg/m³
256.9
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
20℃
62%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Alameda County
AQI 25
Alpine County
AQI 12
Amador County
AQI 20
Butte County
AQI 33
Calaveras County
AQI 24
Colusa County
AQI 22
Contra Costa County
AQI 28
Del Norte County
AQI 19
El Dorado County
AQI 24
Fresno County
AQI 35
Glenn County
AQI 17
Humboldt County
AQI 12
Imperial County
AQI 33
Inyo County
AQI 43
Kern County
AQI 36
Kings County
AQI 34
Lake County
AQI 16
Lassen County
AQI 5
Los Angeles County
AQI 34
Madera County
AQI 35
Marin County
AQI 22
Mariposa County
AQI 44
Mendocino County
AQI 33
Merced County
AQI 28
Modoc County
AQI 7
Mono County
AQI 11
Monterey County
AQI 47
Napa County
AQI 25
Nevada County
AQI 9
Orange County
AQI 34
Placer County
AQI 27
Plumas County
AQI 9
Riverside County
AQI 37
Sacramento County
AQI 23
San Benito County
AQI 17
San Bernardino County
AQI 39
San Diego County
AQI 33
San Francisco County
AQI 25
San Joaquin County
AQI 25
San Luis Obispo County
AQI 28
San Mateo County
AQI 24
Santa Barbara County
AQI 24
Santa Clara County
AQI 26
Santa Cruz County
AQI 15
Shasta County
AQI 29
Sierra County
AQI 12
Siskiyou County
AQI 24
Solano County
AQI 24
Sonoma County
AQI 25
Stanislaus County
AQI 27
Sutter County
AQI 40
Tehama County
AQI 34
Trinity County
AQI 7
Tulare County
AQI 35
Tuolumne County
AQI 30
Ventura County
AQI 29
Yolo County
AQI 21
Yuba County
AQI 26
Data Sources
http://www.airnow.gov/

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