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California

United States

2025-12-29 19:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
52.9
CO
μg/m³
340.7
NO2
μg/m³
8.8
PM10
μg/m³
10
PM2.5
μg/m³
4.4
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
10℃
81%
0 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • CO
  • NO2
  • PM10
  • PM2.5
  • SO2
Places included
Alameda County
AQI 64
Alpine County
AQI 2
Amador County
AQI 39
Butte County
AQI 64
Calaveras County
AQI 28
Colusa County
AQI 60
Contra Costa County
AQI 55
Del Norte County
AQI 7
El Dorado County
AQI 45
Fresno County
AQI 56
Glenn County
AQI 71
Humboldt County
AQI 13
Imperial County
AQI 80
Inyo County
AQI 80
Kern County
AQI 47
Kings County
AQI 54
Lake County
AQI 4
Lassen County
AQI 12
Los Angeles County
AQI 69
Madera County
AQI 18
Marin County
AQI 65
Mariposa County
AQI 95
Mendocino County
AQI 5
Merced County
AQI 37
Modoc County
AQI 2
Mono County
AQI 6
Monterey County
AQI 55
Napa County
AQI 3
Nevada County
AQI 9
Orange County
AQI 88
Placer County
AQI 39
Plumas County
AQI 13
Riverside County
AQI 83
Sacramento County
AQI 28
San Benito County
AQI 45
San Bernardino County
AQI 80
San Diego County
AQI 79
San Francisco County
AQI 45
San Joaquin County
AQI 27
San Luis Obispo County
AQI 58
San Mateo County
AQI 63
Santa Barbara County
AQI 56
Santa Clara County
AQI 36
Santa Cruz County
AQI 60
Shasta County
AQI 72
Sierra County
AQI 13
Siskiyou County
AQI 41
Solano County
AQI 45
Sonoma County
AQI 25
Stanislaus County
AQI 26
Sutter County
AQI 18
Tehama County
AQI 60
Trinity County
AQI 12
Tulare County
AQI 52
Tuolumne County
AQI 11
Ventura County
AQI 86
Yolo County
AQI 22
Yuba County
AQI 15
Data Sources
http://www.airnow.gov/

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