1. North America
  2. United States
  3. California

California

United States

2026-08-25 03:00
AQI (UK)
Low
Pollutants|Pollens
O3
μg/m³
84
PM10
μg/m³
28.4
PM2.5
μg/m³
5.4
NO2
μg/m³
9
SO2
μg/m³
1.9
Weather
  • ℃
  • ℉
30℃
45%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (UK)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Alameda County
AQI 2
Alpine County
AQI 1
Amador County
AQI 4
Butte County
AQI 4
Calaveras County
AQI 4
Colusa County
AQI 3
Contra Costa County
AQI 2
Del Norte County
AQI 1
El Dorado County
AQI 3
Fresno County
AQI 4
Glenn County
AQI 3
Humboldt County
AQI 2
Imperial County
AQI 3
Inyo County
AQI 4
Kern County
AQI 4
Kings County
AQI 4
Lake County
AQI 1
Lassen County
AQI 1
Los Angeles County
AQI 3
Madera County
AQI 8
Marin County
AQI 2
Mariposa County
AQI 5
Mendocino County
AQI 1
Merced County
AQI 9
Modoc County
AQI 1
Mono County
AQI 2
Monterey County
AQI 2
Napa County
AQI 1
Nevada County
AQI 1
Orange County
AQI 3
Placer County
AQI 3
Plumas County
AQI 1
Riverside County
AQI 3
Sacramento County
AQI 3
San Benito County
AQI 3
San Bernardino County
AQI 4
San Diego County
AQI 3
San Francisco County
AQI 2
San Joaquin County
AQI 3
San Luis Obispo County
AQI 3
San Mateo County
AQI 1
Santa Barbara County
AQI 2
Santa Clara County
AQI 2
Santa Cruz County
AQI 2
Shasta County
AQI 3
Sierra County
AQI 1
Siskiyou County
AQI 3
Solano County
AQI 2
Sonoma County
AQI 2
Stanislaus County
AQI 5
Sutter County
AQI 3
Tehama County
AQI 4
Trinity County
AQI 1
Tulare County
AQI 5
Tuolumne County
AQI 3
Ventura County
AQI 3
Yolo County
AQI 3
Yuba County
AQI 2
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Sanger
AQI 4
Orange Cove
AQI 1
Reedley
AQI 4
Del Rey
AQI 4
Parlier
AQI 4
Clovis
AQI 4
Dinuba
AQI 1
Orosi
AQI 1
Fowler
AQI 4
Selma
AQI 4
Malaga
AQI 4