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Chewsville, MD Weather & Growing Conditions

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

Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. East wind around 5 mph.

7-day forecast for Chewsville

WhenTempForecastWindPrecip
Today 86°F Mostly Sunny 5 mph E 0%
Tonight 68°F Mostly Cloudy then Slight Chance Rain Showers 5 mph E 23%
Wednesday 84°F Rain Showers Likely 2 to 6 mph E 66%
Wednesday Night 70°F Chance Showers And Thunderstorms 6 mph S 51%
Thursday 90°F Partly Sunny then Showers And Thunderstorms Likely 7 mph S 56%
Thursday Night 70°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 1 to 6 mph S 56%
Friday 89°F Partly Sunny then Chance Showers And Thunderstorms 1 to 6 mph SW 52%
Friday Night 69°F Chance Showers And Thunderstorms 1 to 5 mph SW 52%
Saturday 88°F Partly Sunny then Chance Showers And Thunderstorms 1 to 6 mph SW 43%
Saturday Night 69°F Chance Showers And Thunderstorms 0 to 5 mph SW 43%
Sunday 89°F Mostly Sunny 1 to 6 mph W 13%
Sunday Night 70°F Partly Cloudy 1 to 6 mph SW 13%
Monday 91°F Mostly Sunny 1 to 10 mph W 14%
Monday Night 70°F Partly Cloudy 2 to 8 mph W 14%

Forecast source: National Weather Service (api.weather.gov) for Chewsville (39.648, -77.631). Updated through the day.

Growing snapshot for Chewsville

Last spring frost
Apr 11
First fall frost
Oct 28
Growing season
199 days
Hardiness zone
7a

More local growing data for Chewsville: nearby ZIP 21742 weather · frost dates · planting calendar · Maryland frost dates

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Climate data from the nearest NOAA station, Hagerstown 1 E, Md (3.6 mi from Chewsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.