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.

Fair

25°F

-4°C

Humidity 88%
Wind Speed Calm
Barometer 30.10 in (1021.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 3 Dec 10:56 pm EST
Extended Forecast for

Suburb Maryland Fac MD

  • Tonight

    Tonight: Mostly clear, with a low around 26. Light and variable wind.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 41. Northwest wind 5 to 14 mph, with gusts as high as 26 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 21. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of snow. Cloudy, with a high near 33. Light and variable wind becoming south around 6 mph. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 10pm, then a chance of snow and freezing rain between 10pm and 1am, then a slight chance of freezing rain after 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 30%.

    Low: 24 °F

    Chance Wintry
    Mix

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Light and variable wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 41. Northwest wind 5 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Increasing clouds, with a low around 21. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Friday
A chance of snow. Cloudy, with a high near 33. Light and variable wind becoming south around 6 mph. Chance of precipitation is 50%.
Friday Night
A chance of snow before 10pm, then a chance of snow and freezing rain between 10pm and 1am, then a slight chance of freezing rain after 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Suburb Maryland Fac MD
 39.07°N 77.05°W (Elev. 364 ft)
Last Update:
9:53 pm EST Dec 3, 2025
Forecast Valid:
11pm EST Dec 3, 2025-6pm EST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation