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  4. Siskiyou County

Siskiyou County

California

2026-09-21 10:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.8
O3
μg/m³
45
Weather
  • ℃
  • ℉
9℃
66%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
Dorris
AQI 37
Dunsmuir
AQI 30
Etna
AQI 33
Fort Jones
AQI 45
Grenada
AQI 45
Happy Camp
AQI 29
Hornbrook
AQI 45
McCloud
AQI 28
Montague
AQI 45
Mount Shasta
AQI 31
Tennant
AQI 26
Tulelake
AQI 32
Weed
AQI 34
Yreka
AQI 45
Data Sources
http://www.airnow.gov/

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Cities Nearby

Yreka
AQI 45
Montague
AQI 45
Hornbrook
AQI 45
Grenada
AQI 45
Fort Jones
AQI 45
Weed
AQI 34
Etna
AQI 33
Ashland
AQI 30
Talent
AQI 35
Mount Shasta
AQI 31
Dorris
AQI 37