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

24°F

-4°C

Humidity 48%
Wind Speed Calm
Barometer 29.88 in (1013.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 2 Jan 12:56 am EST
Extended Forecast for

Ashton MD

  • Overnight

    Overnight: A chance of snow showers before 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 22. Calm wind. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow
    Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 38. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 38 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 23. Northwest wind 3 to 6 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 35. Light northwest wind.

    High: 35 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of snow showers before 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 22. Calm wind. Chance of precipitation is 30%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 38. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 23. Northwest wind 3 to 6 mph.
Saturday
Mostly cloudy, with a high near 35. Light northwest wind.
Saturday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ashton MD
 39.15°N 77.01°W (Elev. 449 ft)
Last Update:
12:53 am EST Jan 2, 2026
Forecast Valid:
1am EST Jan 2, 2026-6pm EST Jan 8, 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