Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Mostly Cloudy
64°F
18°C
| Humidity | 46% |
| Wind Speed | Vrbl 3 mph |
| Barometer | 30.14 in (1021.8 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 11:56 pm EDT |
Extended Forecast for
Derwood MD
Overnight
Low: 53 °F
Partly Cloudy
Saturday
High: 68 °F
Sunny
Saturday Night
Low: 46 °F
Mostly Clear
Sunday
High: 71 °F
Mostly Sunny
Sunday Night
Low: 57 °F
Mostly Cloudy
Monday
High: 82 °F
Mostly Cloudy
Monday Night
Low: 62 °F
Mostly Cloudy
Tuesday
High: 86 °F
Partly Sunny
Tuesday Night
Low: 65 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 53. Southwest wind around 6 mph becoming west.
Saturday
Sunny, with a high near 68. North wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 71. East wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 82.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 91.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Partly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 84.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Derwood MD
39.12°N 77.13°W (Elev. 348 ft)
39.12°N 77.13°W (Elev. 348 ft)
10:54 pm EDT Apr 10, 2026
12am EDT Apr 11, 2026-6pm EDT Apr 17, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
