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Fort Washington, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Fort Washington, a community in Prince George's County, Maryland.

This Afternoon
86°F
Partly Sunny
Partly sunny, with a high near 86. North wind around 9 mph.

7-day forecast for Fort Washington

WhenTempForecastWindPrecip
This Afternoon 86°F Partly Sunny 9 mph N 10%
Tonight 64°F Mostly Cloudy 10 mph N 10%
Saturday 80°F Partly Sunny 10 mph NE 10%
Saturday Night 68°F Mostly Cloudy 9 mph SE 10%
Sunday 84°F Partly Sunny then Chance Showers And Thunderstorms 7 to 13 mph S 37%
Sunday Night 68°F Showers And Thunderstorms Likely 7 to 10 mph NW 62%
Monday 77°F Chance Rain Showers 10 mph N 42%
Monday Night 64°F Chance Rain Showers 7 to 10 mph NE 54%
Tuesday 69°F Rain Showers Likely 10 to 14 mph NE 60%
Tuesday Night 59°F Rain Showers Likely 13 mph NE 60%
Wednesday 64°F Chance Rain Showers 14 mph NE 50%
Wednesday Night 58°F Chance Showers And Thunderstorms 8 to 13 mph NE 50%
Thursday 66°F Chance Showers And Thunderstorms 12 mph NE 46%
Thursday Night 56°F Chance Showers And Thunderstorms 5 to 10 mph N 33%

Forecast source: National Weather Service (api.weather.gov) for Fort Washington (38.732, -77.009). Updated through the day.

Growing snapshot for Fort Washington

Last spring frost
Apr 3
First fall frost
Nov 8
Growing season
217 days
Hardiness zone
7b

More local growing data for Fort Washington: nearby ZIP 20744 weather · frost dates · planting calendar · Maryland frost dates

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Climate data from the nearest NOAA station, Oxon Hill, Md (3.5 mi from Fort Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.