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  2. United States
  3. Maryland
  4. Frederick County

Frederick County

Maryland

2026-07-26 09:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
30
PM10
μg/m³
10
PM2.5
μg/m³
4.8
Weather
  • ℃
  • ℉
19℃
91%
4 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
11, Woodsboro
AQI 19
12, Petersville
AQI 9
15, Thurmont
AQI 9
2, Frederick
AQI 13
20, Lewistown
AQI 9
21, Tuscarora
AQI 9
22, Burkittsville
AQI 9
24, Braddock
AQI 9
25, Brunswick
AQI 9
26, Walkersville
AQI 14
5, Emmitsburg
AQI 11
Buckeystown
AQI 10
Jackson
AQI 9
Middletown
AQI 9
New Market
AQI 2
Urbana
AQI 12
Woodville
AQI 14
Data Sources
http://www.airnow.gov/

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Cities Nearby

Ballenger Creek
AQI 14
Braddock Heights
AQI 9
Frederick
AQI 13
Clover Hill
AQI 9
Middletown
AQI 9
Urbana
AQI 12
Discovery-Spring Garden
AQI 14
Linganore-Bartonsville
AQI 13
Burkittsville
AQI 9
Rosemont
AQI 9
Walkersville
AQI 14