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

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1017.8 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 19 May 7:56 am EDT
Extended Forecast for

Gaithersburg MD

  • Today

    Today: Isolated showers before 4pm, then isolated showers after 5pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 75 °F

    Patchy Fog
    then Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 9pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Light east wind. Chance of precipitation is 20%.

    Low: 57 °F

    Isolated
    Showers then
    Patchy Fog

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 77. East wind 3 to 5 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 57. Light south wind.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Isolated showers before 4pm, then isolated showers after 5pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Isolated showers before 9pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Light east wind. Chance of precipitation is 20%.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 77. East wind 3 to 5 mph.
Monday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 57. Light south wind.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Gaithersburg MD
 39.15°N 77.21°W (Elev. 443 ft)
Last Update:
7:30 am EDT May 19, 2024
Forecast Valid:
8am EDT May 19, 2024-6pm EDT May 25, 2024
 
Forecast Discussion
 
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Additional Resources

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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