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

29°C

84°F

Humidity 57%
Wind Speed E 11 km/h
Barometer 1027.6 mb (30.32 in)
Dewpoint 19°C (67°F)
Visibility 16 km
Heat Index31°C (87°F)
Last update 19 Jun 6:56 pm EDT
Extended Forecast for

Gaithersburg MD

  • Tonight

    Tonight: Partly cloudy, with a low around 19. South wind 5 to 10 km/h becoming calm after midnight.

    Low: 19 °C

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. South wind 3 to 8 km/h.

    High: 33 °C

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. South wind 3 to 8 km/h.

    Low: 20 °C

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 35. Calm wind.

    High: 35 °C

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °C

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 37. Chance of precipitation is 20%.

    High: 37 °C

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 24 °C

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 37. Chance of precipitation is 30%.

    High: 37 °C

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °C

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 19. South wind 5 to 10 km/h becoming calm after midnight.
Thursday
Mostly sunny, with a high near 33. South wind 3 to 8 km/h.
Thursday Night
Partly cloudy, with a low around 20. South wind 3 to 8 km/h.
Friday
Sunny, with a high near 35. Calm wind.
Friday Night
Partly cloudy, with a low around 23. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 37. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 37. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 33. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms. Mostly clear, with a low around 19. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 33.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Gaithersburg MD
 39.16°N 77.24°W (Elev. 400 m)
Last Update:
4:29 pm EDT Jun 19, 2024
Forecast Valid:
7pm EDT Jun 19, 2024-6pm EDT Jun 26, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation