Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

73°F

23°C

Humidity 46%
Wind Speed S 10 mph
Barometer 29.78 in (1009.4 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 22 Mar 12:56 pm EDT
Extended Forecast for

Gaithersburg MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then showers and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am.  Low around 50. Southwest wind 6 to 9 mph becoming northeast in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: A slight chance of rain before 2pm.  Cloudy through mid morning, then gradual clearing, with a high near 54. Northwest wind 9 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. North wind around 5 mph becoming light and variable.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am.  Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 2pm.  Mostly cloudy, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.
Tonight
Showers and thunderstorms likely before 4am, then showers and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 50. Southwest wind 6 to 9 mph becoming northeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of rain before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 54. Northwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 32. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 50. North wind around 5 mph becoming light and variable.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 60.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Thursday
A chance of rain before 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Friday
Rain likely. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Gaithersburg MD
 39.15°N 77.21°W (Elev. 443 ft)
10:53 am EDT Mar 22, 2026
1pm EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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Additional Resources

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