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Fort Ritchie, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Fort Ritchie, a community in Washington County, Maryland.

Tonight
57°F
Isolated Rain Showers then Partly Cloudy
Isolated rain showers before 8pm. Partly cloudy, with a low around 57. Northeast wind around 10 mph. Chance of precipitation is 20%.

7-day forecast for Fort Ritchie

WhenTempForecastWindPrecip
Tonight 57°F Isolated Rain Showers then Partly Cloudy 10 mph NE 20%
Saturday 71°F Partly Sunny 9 mph E 5%
Saturday Night 63°F Scattered Rain Showers 9 mph SE 40%
Sunday 74°F Showers And Thunderstorms 9 to 14 mph S 81%
Sunday Night 60°F Showers And Thunderstorms 6 to 10 mph NW 81%
Monday 65°F Chance Rain Showers 12 mph NE 39%
Monday Night 55°F Rain Showers Likely 8 to 20 mph NE 57%
Tuesday 57°F Rain Showers Likely 9 to 20 mph E 72%
Tuesday Night 51°F Rain Showers Likely 13 to 22 mph NE 72%
Wednesday 54°F Rain Showers Likely 10 to 21 mph NE 57%
Wednesday Night 51°F Chance Showers And Thunderstorms 12 to 20 mph NE 53%
Thursday 56°F Chance Showers And Thunderstorms 8 to 18 mph NE 51%
Thursday Night 51°F Chance Rain Showers 8 to 12 mph NE 38%
Friday 62°F Chance Rain Showers 8 to 12 mph N 25%

Forecast source: National Weather Service (api.weather.gov) for Fort Ritchie (39.704, -77.506). Updated through the day.

Growing snapshot for Fort Ritchie

Last spring frost
Apr 14
First fall frost
Oct 30
Growing season
197 days
Hardiness zone
7a

More local growing data for Fort Ritchie: nearby ZIP 21719 weather · frost dates · planting calendar · Maryland frost dates

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Climate data from the nearest NOAA station, Catoctin Mtn Park, Md (4.2 mi from Fort Ritchie). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.