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Weld County

Colorado

2026-02-17 18:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
101.8
PM10
μg/m³
33.8
NO2
μg/m³
8
CO
μg/m³
125
PM2.5
μg/m³
3.4
Weather
  • ℃
  • ℉
12℃
21%
50 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • NO2
  • CO
  • PM2.5
Places included
Ault
AQI 21
Dacono
AQI 45
Eaton
AQI 21
Erie
AQI 16
Evans
AQI 45
Firestone
AQI 45
Frederick
AQI 45
Gilcrest
AQI 45
Greeley
AQI 130
Grover
AQI 115
Hudson
AQI 45
Kersey
AQI 45
La Salle
AQI 45
La Salle Tower
AQI 84
Milliken
AQI 45
Northglenn
AQI 17
Pierce
AQI 21
Platteville
AQI 45
Severance
AQI 21
Windsor
AQI 21
Data Sources
http://www.airnow.gov/

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Cities Nearby

Evans
AQI 45
Greeley
AQI 130
La Salle
AQI 45
Kersey
AQI 45
Gilcrest
AQI 45
Milliken
AQI 45
Eaton
AQI 21
Windsor
AQI 21
Severance
AQI 21
Ault
AQI 21
Platteville
AQI 45