Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

55°F

13°C

Humidity 83%
Wind Speed NW 5 mph
Barometer 29.98 in (1016.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 19 May 11:56 pm EDT
Extended Forecast for

Rockville MD

  • Overnight

    Overnight: Mostly clear, with a low around 49. North wind 3 to 5 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 71. North wind around 6 mph.

    High: 71 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Showers, mainly after 2am.  Low around 55. Calm wind becoming southeast 5 to 7 mph after midnight.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers.  High near 60. Southeast wind around 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 53. East wind 5 to 9 mph.  Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Showers.  High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 8pm.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A chance of showers.  Partly sunny, with a high near 64. Chance of precipitation is 50%.

    High: 64 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 49. North wind 3 to 5 mph.
Tuesday
Increasing clouds, with a high near 71. North wind around 6 mph.
Tuesday Night
Showers, mainly after 2am. Low around 55. Calm wind becoming southeast 5 to 7 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers. High near 60. Southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 53. East wind 5 to 9 mph. Chance of precipitation is 80%.
Thursday
Showers. High near 65. Chance of precipitation is 80%.
Thursday Night
Showers, mainly before 8pm. Low around 52. Chance of precipitation is 80%.
Friday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 53.
Memorial Day
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Rockville MD
 39.08°N 77.16°W (Elev. 430 ft)
10:30 pm EDT May 19, 2025
12am EDT May 20, 2025-6pm EDT May 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database