National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Partly Cloudy

42°F

6°C

Humidity 62%
Wind Speed NW 9 mph
Barometer 29.91 in (1014.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 6 Dec 1:56 pm EST
Extended Forecast for

Glenwood MD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 41. West wind around 6 mph.

    High: 41 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Light west wind.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Light and variable wind becoming north 5 to 10 mph after midnight. Winds could gust as high as 18 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 41. West wind around 6 mph.
Tonight
Partly cloudy, with a low around 26. Light west wind.
Sunday
Partly sunny, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 24. Light and variable wind becoming north 5 to 10 mph after midnight. Winds could gust as high as 18 mph.
Monday
Partly sunny, with a high near 31. North wind 9 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 44.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Glenwood MD
 39.27°N 77.02°W (Elev. 548 ft)
Last Update:
12:53 pm EST Dec 6, 2025
Forecast Valid:
2pm EST Dec 6, 2025-6pm EST Dec 12, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation