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

36°F

2°C

Humidity 59%
Wind Speed S 9 mph
Barometer 30.40 in (1031.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 30 Nov 1:56 am EST
Extended Forecast for

Suburb Maryland Fac MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, snow, and sleet likely before 10am, then a chance of rain between 10am and 3pm. Mostly cloudy, with a high near 44. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.

    High: 44 °F

    Wintry Mix
    Likely then
    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. North wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Snow likely after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 1pm. High near 40. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. South wind around 6 mph.
Sunday
Rain, snow, and sleet likely before 10am, then a chance of rain between 10am and 3pm. Mostly cloudy, with a high near 44. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.
Sunday Night
Partly cloudy, with a low around 29. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 43. North wind 5 to 10 mph, with gusts as high as 18 mph.
Monday Night
Snow likely after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 1pm. High near 40. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 33.
Friday Night
Snow likely. Cloudy, with a low around 26. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Suburb Maryland Fac MD
 39.09°N 77.05°W (Elev. 397 ft)
Last Update:
12:53 am EST Nov 30, 2025
Forecast Valid:
2am EST Nov 30, 2025-6pm EST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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