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

48°F

9°C

Humidity 77%
Wind Speed N 8 mph
Barometer 30.08 in (1019.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 27 Mar 2:56 pm EDT
Extended Forecast for

Washington Grove MD

  • This Afternoon

    This Afternoon: Showers likely, mainly before 5pm. Cloudy, with a steady temperature around 47. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of rain showers before 8pm, then a chance of flurries after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly before 5pm. Cloudy, with a steady temperature around 47. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain showers before 8pm, then a chance of flurries after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 48. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 30. Light and variable wind.
Sunday
Mostly sunny, with a high near 58. South wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
A chance of rain. Mostly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 59. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington Grove MD
 39.13°N 77.18°W (Elev. 459 ft)
Last Update:
2:23 pm EDT Mar 27, 2026
Forecast Valid:
3pm EDT Mar 27, 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