Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

36°F

2°C

Humidity 79%
Wind Speed Vrbl 3 mph
Barometer 30.18 in (1023.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 27 Dec 6:56 pm EST
Extended Forecast for

Gaithersburg MD

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Light and variable wind.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 1pm.  Mostly cloudy, with a high near 47. Calm wind becoming south 5 to 9 mph in the morning.  Chance of precipitation is 20%.

    High: 47 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain after 1am.  Patchy fog after 10pm.  Otherwise, cloudy, with a low around 41. South wind 9 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    Low: 41 °F

    Patchy Fog
    then Slight
    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A chance of rain, mainly before 1pm.  Patchy fog before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Breezy, with a southwest wind 14 to 20 mph becoming west in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 40%.

    High: 55 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. West wind around 18 mph, with gusts as high as 34 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

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

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Light and variable wind.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 47. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Sunday Night
A slight chance of rain after 1am. Patchy fog after 10pm. Otherwise, cloudy, with a low around 41. South wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
A chance of rain, mainly before 1pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Breezy, with a southwest wind 14 to 20 mph becoming west in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 26. West wind around 18 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 34. Breezy.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 27.
New Year's Day
Mostly cloudy, with a high near 40.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Gaithersburg MD
 39.13°N 77.21°W (Elev. 404 ft)
7:08 pm EST Dec 27, 2025
7pm EST Dec 27, 2025-6pm EST Jan 3, 2026
 
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Additional Resources

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