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

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

31°F

-1°C

Humidity 59%
Wind Speed NW 8 mph
Barometer 30.46 in (1033.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 28 Mar 7:56 am EDT
Extended Forecast for

Gaithersburg MD

  • Today

    Today: Sunny, with a high near 50. Northwest wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59. South wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Southwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69. Southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 50. Northwest wind 11 to 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 59. South wind 6 to 15 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 44. Southwest wind around 11 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 69. Southwest wind around 11 mph, with gusts as high as 22 mph.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Showers likely after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 70%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
Showers likely. Cloudy, with a high near 51. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gaithersburg MD
 39.15°N 77.21°W (Elev. 443 ft)
Last Update:
7:53 am EDT Mar 28, 2026
Forecast Valid:
8am EDT Mar 28, 2026-6pm EDT Apr 3, 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