TODAY AUG20
TEMPERATURE70
HUMIDITY88
PRESSURE30.07
WIND COND. 3.4
  • 8070Mon20%20%
  • 8171Tue50%70%
  • 8462Wed30%
  • 7859Thu
  • 8062Fri
daynightWeather update from Gaithersburg - Montgomery County Airport at

Glenmont 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
January24°F41°F31°F4.1"
February26°F44°F34°F5.6"
March34°F55°F43°F6.4"
April44°F68°F55°F6.1"
May55°F76°F64°F9.2"
June63°F84°F72°F6.0"
July66°F87°F76°F5.5"
August64°F85°F73°F7.7"
September58°F79°F67°F7.6"
October46°F67°F55°F9.4"
November36°F55°F44°F5.4"
December30°F46°F37°F6.8"

Did you know?

  • The highest monthly average temperature in Glenmont for July is 76 degrees.
  • The lowest monthly average temperature in Glenmont for January is 31 degrees.
  • The most monthly precipitation in Glenmont occurs in October with 9.4 inches.
  • The air quality index in Glenmont is 1% better than the national average.
  • The pollution index in Glenmont is 198% worse than the national average.

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Compare Glenmont, MD Weather To Other Cities

Glenmont 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.
IndexGlenmontMarylandNational
Air quality index494350
Pollution index15,133,0006,283,4705,066,862

Glenmont 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

Glenmont air quality information

PollutantTotal
Arsenic0.070%
Benzene0.130%
Carbon Tetrachloride0.060%
Lead0.070%
Mercury0.130%

Average monthly Glenmont temperature with heat index

Glenmont monthly precipitation with daily maximum

Glenmont monthly snow depth with daily maximum

Glenmont monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Jessup, MD7,655468%
Maryland City, MD17,647468%
North Laurel, MD23,590468%
Savage, MD6,166468%
Columbia, MD103,439468%
Glenmont, MD16,194492%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Abington, MA16,196476%
Bethpage, NY16,197536%
Floral Park, NY16,189536%
Dublin, GA16,1893824%
Hope Mills, NC16,1893726%
Glenmont, MD16,194492%
Source: The Glenmont, 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.