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Grove City, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Grove City, a borough in Mercer County, Pennsylvania.

Today
75°F
Slight Chance Rain Showers then Mostly Cloudy
A slight chance of rain showers before noon. Mostly cloudy, with a high near 75. East wind around 7 mph. Chance of precipitation is 20%.

7-day forecast for Grove City

WhenTempForecastWindPrecip
Today 75°F Slight Chance Rain Showers then Mostly Cloudy 7 mph E 18%
Tonight 60°F Showers And Thunderstorms 6 mph SE 85%
Sunday 74°F Showers And Thunderstorms 6 to 9 mph SW 91%
Sunday Night 49°F Rain Showers Likely then Mostly Cloudy 10 mph N 57%
Monday 67°F Mostly Cloudy then Slight Chance Rain Showers 12 mph NE 19%
Monday Night 48°F Chance Rain Showers 9 to 13 mph E 50%
Tuesday 62°F Chance Rain Showers 15 mph E 52%
Tuesday Night 47°F Rain Showers Likely 17 mph E 57%
Wednesday 61°F Rain Showers Likely 17 mph E 57%
Wednesday Night 47°F Showers And Thunderstorms Likely 15 mph E 62%
Thursday 65°F Rain Showers Likely 9 to 13 mph E 62%
Thursday Night 47°F Slight Chance Rain Showers 5 to 9 mph E 20%
Friday 68°F Slight Chance Rain Showers 8 mph NE 16%
Friday Night 47°F Partly Cloudy 5 to 8 mph NE 14%

Forecast source: National Weather Service (api.weather.gov) for Grove City (41.157, -80.089). Updated through the day.

Growing snapshot for Grove City

Last spring frost
May 7
First fall frost
Oct 14
Growing season
158 days
Hardiness zone
6a

More local growing data for Grove City: nearby ZIP 16127 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, Slippery Rock 1 Ssw, Pa (8.1 mi from Grove City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.