Chewsville, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chewsville, a community in Washington County, Maryland.
This Afternoon
70°F
Sunny
Sunny, with a high near 70. South wind around 7 mph.
7-day forecast for Chewsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Sunny | 7 mph S | 3% |
| Tonight | 52°F | Mostly Clear | 6 mph SE | 2% |
| Wednesday | 74°F | Mostly Sunny | 6 to 14 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Light Rain | 8 to 12 mph S | 88% |
| Thursday | 74°F | Light Rain | 5 to 12 mph S | 79% |
| Thursday Night | 59°F | Chance Light Rain | 1 to 5 mph W | 53% |
| Friday | 69°F | Chance Light Rain | 3 mph NW | 51% |
| Friday Night | 46°F | Chance Light Rain then Partly Cloudy | 3 mph NW | 44% |
| Saturday | 63°F | Mostly Sunny | 3 to 12 mph NW | 11% |
| Saturday Night | 37°F | Partly Cloudy | 3 to 8 mph NW | 11% |
| Sunday | 60°F | Mostly Sunny | 3 to 8 mph W | 6% |
| Sunday Night | 36°F | Partly Cloudy then Slight Chance Light Rain | 6 mph W | 15% |
| Monday | 59°F | Slight Chance Light Rain | 5 to 14 mph W | 15% |
| Monday Night | 36°F | Mostly Clear | 3 to 8 mph W | 7% |
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 Nov 3, 2026.