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.

Overcast

46°F

8°C

Humidity 58%
Wind Speed S 5 mph
Barometer 29.45 in (998.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Jan 8:56 pm EST
Extended Forecast for

Germantown MD

  • Tonight

    Tonight: A chance of rain, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Northwest wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.

    Low: 27 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 29. West wind around 18 mph, with gusts as high as 30 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 9 to 15 mph, with gusts as high as 28 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 35. West wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 35 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. South wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Northwest wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 29. West wind around 18 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 9 to 15 mph, with gusts as high as 28 mph.
Friday
Increasing clouds, with a high near 35. West wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 30. South wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 43. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly clear, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Germantown MD
 39.18°N 77.26°W (Elev. 489 ft)
Last Update:
6:53 pm EST Jan 14, 2026
Forecast Valid:
9pm EST Jan 14, 2026-6pm EST Jan 21, 2026
 
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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