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  4. Weld County

Weld County

Colorado

2025-12-08 09:00
CAQI (Europe)
Very Low
Pollutants|Pollens
NO2
μg/m³
28.8
O3
μg/m³
25.7
PM10
μg/m³
9.6
PM2.5
μg/m³
4
CO
μg/m³
250
Weather
  • ℃
  • ℉
-3℃
78%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • NO2
  • O3
  • PM10
  • PM2.5
  • CO
Places included
Ault
AQI 7
Dacono
AQI 12
Eaton
AQI 7
Erie
AQI 9
Evans
AQI 12
Firestone
AQI 12
Frederick
AQI 12
Gilcrest
AQI 12
Greeley
AQI 12
Grover
AQI 32
Hudson
AQI 12
Kersey
AQI 12
La Salle
AQI 12
La Salle Tower
AQI 15
Milliken
AQI 12
Northglenn
AQI 7
Pierce
AQI 7
Platteville
AQI 12
Severance
AQI 7
Windsor
AQI 7
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evans
AQI 12
Greeley
AQI 12
La Salle
AQI 12
Kersey
AQI 12
Gilcrest
AQI 12
Milliken
AQI 12
Eaton
AQI 7
Windsor
AQI 7
Severance
AQI 7
Ault
AQI 7
Platteville
AQI 12