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  2. United States
  3. Maryland
  4. Frederick County

Frederick County

Maryland

2026-04-30 21:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
87.9
PM10
μg/m³
11
PM2.5
μg/m³
1.2
Weather
  • ℃
  • ℉
15℃
56%
11 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
11, Woodsboro
AQI 28
12, Petersville
AQI 2
15, Thurmont
AQI 2
2, Frederick
AQI 28
20, Lewistown
AQI 2
21, Tuscarora
AQI 2
22, Burkittsville
AQI 2
24, Braddock
AQI 2
25, Brunswick
AQI 2
26, Walkersville
AQI 28
5, Emmitsburg
AQI 3
Buckeystown
AQI 11
Jackson
AQI 2
Middletown
AQI 2
New Market
AQI 2
Urbana
AQI 30
Woodville
AQI 30
Data Sources
http://www.airnow.gov/

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Cities Nearby

Ballenger Creek
AQI 29
Braddock Heights
AQI 2
Frederick
AQI 28
Clover Hill
AQI 2
Middletown
AQI 2
Urbana
AQI 30
Discovery-Spring Garden
AQI 28
Linganore-Bartonsville
AQI 29
Burkittsville
AQI 2
Rosemont
AQI 2
Walkersville
AQI 28