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Frederick

Weld County, Colorado

2024-12-22 12:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
94.3
NO2
μg/m³
29.8
PM2.5
μg/m³
4.8
PM10
μg/m³
4
SO2
μg/m³
1.7
Weather
  • ℃
  • ℉
9℃
31%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • PM10
  • SO2
Data Sources
http://www.airnow.gov/

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