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  4. Lewis and Clark County

Lewis and Clark County

Montana

2026-01-22 13:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.7
Weather
  • ℃
  • ℉
-13℃
77%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
Places included
Augusta
AQI 30
East Helena
AQI 45
Helena
AQI 8
Helena Valley Northwest
AQI 45
Helena Valley Southeast
AQI 45
Helena Valley West Central
AQI 45
Lincoln
AQI 40
Data Sources
http://www.airnow.gov/

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Cities Nearby

Augusta
AQI 30
Simms
AQI 35
Lincoln
AQI 40
Fairfield
AQI 5
Fort Shaw
AQI 35
Cascade
AQI 35
Sun River
AQI 35
Choteau
AQI 5
Ovando
AQI 31
Helena Valley Northwest
AQI 45
Vaughn
AQI 47