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

63°F

17°C

Humidity 40%
Wind Speed NW 12 G 20 mph
Barometer 30.33 in (1028.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 11 Apr 11:56 am EDT
Extended Forecast for

Rockville MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. North wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind 3 to 6 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 72. East wind 6 to 11 mph becoming south in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm. Partly sunny, with a high near 86. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 68. North wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 46. North wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 72. East wind 6 to 11 mph becoming south in the afternoon.
Sunday Night
Mostly cloudy, with a low around 57. South wind around 10 mph.
Monday
A slight chance of showers after 2pm. Partly sunny, with a high near 86. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 92.
Wednesday Night
Mostly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rockville MD
 39.08°N 77.16°W (Elev. 430 ft)
Last Update:
10:53 am EDT Apr 11, 2026
Forecast Valid:
12pm EDT Apr 11, 2026-6pm EDT Apr 17, 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