Greensburg, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greensburg, a community in Washington County, Maryland.
Overnight
53°F
Mostly Clear
Mostly clear, with a low around 53. South wind around 8 mph.
7-day forecast for Greensburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Clear | 8 mph S | 1% |
| Wednesday | 73°F | Mostly Sunny | 7 to 12 mph S | 1% |
| Wednesday Night | 62°F | Mostly Cloudy then Rain Showers | 8 to 12 mph S | 82% |
| Thursday | 73°F | Rain Showers Likely | 7 to 12 mph S | 68% |
| Thursday Night | 59°F | Chance Rain Showers | 1 to 5 mph W | 53% |
| Friday | 69°F | Slight Chance Light Rain | 3 mph NW | 46% |
| Friday Night | 49°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 18% |
| Saturday | 62°F | Mostly Sunny | 5 to 14 mph W | 11% |
| Saturday Night | 41°F | Partly Cloudy | 8 to 12 mph W | 11% |
| Sunday | 60°F | Mostly Sunny | 8 to 13 mph NW | 3% |
| Sunday Night | 40°F | Mostly Clear | 8 mph W | 4% |
| Monday | 59°F | Sunny | 7 to 15 mph W | 5% |
| Monday Night | 39°F | Mostly Clear | 3 to 8 mph W | 5% |
| Tuesday | 63°F | Sunny | 5 to 12 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Greensburg (39.681, -77.562). Updated through the day.
Growing snapshot for Greensburg
Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
176 days
Hardiness zone
7a
More local growing data for Greensburg: nearby ZIP 21783 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Smithsburg 2Nw, Md (1.8 mi from Greensburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.