Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Fair
63°F
17°C
| Humidity | 28% |
| Wind Speed | S 8 mph |
| Barometer | 30.41 in (1031.5 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 9 Apr 5:56 pm EDT |
Extended Forecast for
Sandy Spring MD
Tonight
Low: 41 °F
Mostly Clear
then Patchy
FogFriday
High: 73 °F
Patchy Fog
then SunnyFriday Night

Low: 53 °F
Partly Cloudy
Saturday

High: 67 °F
Sunny
Saturday Night

Low: 45 °F
Mostly Clear
Sunday

High: 71 °F
Mostly Sunny
Sunday Night

Low: 57 °F
Mostly Cloudy
Monday

High: 81 °F
Mostly Cloudy
Monday Night

Low: 62 °F
Mostly Cloudy
Detailed Forecast
Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 41. Southeast wind around 6 mph becoming calm after midnight.
Friday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 73. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. South wind 5 to 8 mph becoming west after midnight.
Saturday
Sunny, with a high near 67. North wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 45. Light east wind.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Mostly cloudy, with a high near 81.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Partly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sandy Spring MD
39.16°N 77.04°W (Elev. 469 ft)
39.16°N 77.04°W (Elev. 469 ft)
4:53 pm EDT Apr 9, 2026
6pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026


