Greensburg, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Greensburg, a city in Decatur County, Indiana.

Overnight

58°F

Clear

Clear. Low around 58, with temperatures rising to around 61 overnight. East northeast wind around 2 mph.

7-day forecast for Greensburg

When	Temp	Forecast	Wind	Precip
Overnight	58°F	Clear	2 mph ENE	0%
Tuesday	83°F	Sunny	2 mph NE	0%
Tuesday Night	63°F	Mostly Clear	2 mph NNE	0%
Wednesday	85°F	Sunny	2 mph NNW	0%
Wednesday Night	66°F	Mostly Clear	1 mph SSE	2%
Thursday	85°F	Mostly Sunny then Scattered Showers And Thunderstorms	1 to 5 mph SSW	28%
Thursday Night	68°F	Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms	3 mph SW	64%
Friday	83°F	Chance Showers And Thunderstorms	5 mph SSW	61%
Friday Night	67°F	Chance Showers And Thunderstorms	3 mph SW	61%
Saturday	84°F	Chance Showers And Thunderstorms	1 to 5 mph SW	26%
Saturday Night	68°F	Chance Showers And Thunderstorms then Partly Cloudy	2 mph SW	26%
Sunday	86°F	Mostly Sunny	2 to 6 mph SW	14%
Sunday Night	70°F	Partly Cloudy	5 mph SSW	14%
Monday	87°F	Mostly Sunny then Slight Chance Showers And Thunderstorms	3 to 7 mph SW	19%

Forecast source: National Weather Service (api.weather.gov) for Greensburg (39.351, -85.501). Updated through the day.

Growing snapshot for Greensburg

Last spring frost

Apr 15

First fall frost

Oct 26

Growing season

194 days

Hardiness zone

More local growing data for Greensburg: nearby ZIP 47240 weather · frost dates · planting calendar · Indiana frost dates

Nearby towns & communities

Adams Andersonville Burney Clarksburg Lake Santee Letts Milford Millhousen New Point Sardinia St. Omer St. Paul Westport

All Indiana locations ›

Climate data from the nearest NOAA station, Greensburg, In (2.9 mi from Greensburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.