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  5. 2, Frederick

2, Frederick

Frederick County

2026-02-16 19:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
13.8
O3
μg/m³
69.3
PM10
μg/m³
19
NO2
μg/m³
2.1
Weather
  • ℃
  • ℉
5℃
85%
8 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • NO2
Places included
Frederick
AQI 60

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AQI 60
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AQI 39
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Middletown
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Urbana
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New Market
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