Harman US

Greensburg, PA Weather & Growing Conditions

This Afternoon
79°F
Slight Chance Rain Showers
A slight chance of rain showers before 2pm. Partly sunny, with a high near 79. Southeast wind around 5 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 79°F Slight Chance Rain Showers 5 mph SE 16%
Tonight 63°F Showers And Thunderstorms 5 to 8 mph S 85%
Sunday 78°F Showers And Thunderstorms 8 to 13 mph SW 96%
Sunday Night 54°F Showers And Thunderstorms Likely 7 to 10 mph N 58%
Monday 69°F Chance Rain Showers 12 mph NE 38%
Monday Night 52°F Showers And Thunderstorms Likely 13 mph E 66%
Tuesday 64°F Showers And Thunderstorms Likely 12 to 18 mph E 69%
Tuesday Night 50°F Rain Showers Likely 16 to 20 mph E 70%
Wednesday 61°F Rain Showers Likely 20 mph E 70%
Wednesday Night 50°F Chance Rain Showers 12 to 18 mph E 45%
Thursday 66°F Chance Rain Showers 12 to 15 mph E 45%
Thursday Night 49°F Slight Chance Rain Showers 5 to 12 mph E 16%
Friday 69°F Slight Chance Rain Showers 5 to 10 mph NE 16%
Friday Night 48°F Partly Cloudy 3 to 10 mph NE 14%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Greensburg, PA

Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6b

Explore more for Greensburg, PA: full frost dates · planting calendar · Pennsylvania frost dates

Climate data from the nearest NOAA station, Mt Pleasant, Pa (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.