Greensburg, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greensburg, a community in Washington County, Maryland.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.
7-day forecast for Greensburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 20% |
| Wednesday | 83°F | Rain Showers Likely | 2 to 6 mph SE | 66% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 6 mph S | 58% |
| Thursday | 88°F | Partly Sunny then Showers And Thunderstorms Likely | 7 mph S | 57% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 6 mph SW | 57% |
| Friday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 52% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 5 mph SW | 52% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 6 mph SW | 42% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 42% |
| Sunday | 88°F | Mostly Sunny | 1 to 6 mph W | 13% |
| Sunday Night | 69°F | Partly Cloudy | 2 to 6 mph SW | 13% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph W | 15% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph W | 15% |
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 Aug 4, 2026.