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

49°F

9°C

Humidity 64%
Wind Speed NW 3 mph
Barometer 29.97 in (1016.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 7 Jan 5:56 pm EST
Extended Forecast for

Germantown MD

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Cloudy, with a high near 57. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 53. South wind 5 to 8 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 62. Chance of precipitation is 100%.

    High: 62 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 51. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.
Friday
A chance of rain after 1pm. Cloudy, with a high near 57. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 53. South wind 5 to 8 mph. Chance of precipitation is 70%.
Saturday
Rain. High near 62. Chance of precipitation is 100%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.
Sunday
Mostly cloudy, with a high near 49.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 45.
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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:
3:53 pm EST Jan 7, 2026
Forecast Valid:
6pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
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