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Capitol Heights Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January3°F72°F37°F2.5"
February10°F72°F36°F2.4"
March9°F84°F45°F2.8"
April28°F90°F55°F4.6"
May34°F91°F63°F4.7"
June47°F100°F73°F6.0"
July54°F99°F77°F2.4"
August55°F100°F77°F2.5"
September41°F94°F69°F3.3"
October32°F93°F58°F5.1"
November21°F77°F48°F3.9"
December14°F73°F39°F3.8"

Did you know?

  • The highest monthly average temperature in Capitol Heights for July is 77 degrees.
  • The lowest monthly average temperature in Capitol Heights for February is 36 degrees.
  • The most monthly precipitation in Capitol Heights occurs in June with 6 inches.
  • The air quality index in Capitol Heights is 1% better than the national average.
  • The pollution index in Capitol Heights is 83% better than the national average.

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Compare Capitol Heights, MD Weather To Other Cities

Capitol Heights air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexCapitol HeightsMarylandNational
Air quality index494350
Pollution index849,1856,283,4705,066,862

Capitol Heights air quality information

MeasurementTotal
Days measured365
Days with good air quality194
Days with moderate air quality166
Days w/ poor A.Q. for sensitive groups5
Days with unhealthy air quality

Capitol Heights air quality information

PollutantTotal
Arsenic0.010%
Benzene0.020%
Carbon Tetrachloride0.002%
Lead0.003%
Mercury0.000%

Average monthly Capitol Heights temperature with heat index

Capitol Heights monthly precipitation with daily maximum

Capitol Heights monthly snow depth with daily maximum

Capitol Heights monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Gambrills, MD2,613468%
Odenton, MD39,759468%
Croom, MD2,645492%
Edmonston, MD1,543492%
Forest Heights, MD2,549492%
Capitol Heights, MD4,489492%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Oconto, WI4,4884020%
Fayette, AL4,4913040%
Mount Vernon, IA4,4874216%
Byram, CT4,487476%
Marietta-Alderwood, WA4,4922746%
Capitol Heights, MD4,489492%
Source: The Capitol Heights, MD weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.