Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Fair
70°F
21°C
| Humidity | 38% |
| Wind Speed | S 7 mph |
| Barometer | 30.29 in (1027.0 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 12:56 pm EDT |
Extended Forecast for
Derwood MD
This Afternoon
High: 77 °F
Sunny
Tonight
Low: 53 °F
Partly Cloudy
Saturday
High: 66 °F
Sunny
Saturday Night
Low: 45 °F
Mostly Clear
Sunday
High: 72 °F
Mostly Sunny
Sunday Night
Low: 60 °F
Mostly Cloudy
Monday
High: 80 °F
Mostly Cloudy
Monday Night
Low: 61 °F
Partly Cloudy
Tuesday
High: 88 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 77. South wind 7 to 9 mph.
Tonight
Partly cloudy, with a low around 53. South wind 6 to 8 mph becoming west after midnight.
Saturday
Sunny, with a high near 66. North wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 45. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 72. East wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Mostly cloudy, with a high near 80.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
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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 am EDT Apr 10, 2026
1pm EDT Apr 10, 2026-6pm EDT Apr 16, 2026
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