Harman US

College Corner, OH Weather & Growing Conditions

Tonight
60°F
Mostly Cloudy then Showers And Thunderstorms
A chance of rain showers between 1am and 4am, then showers and thunderstorms. Mostly cloudy, with a low around 60. South wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 60°F Mostly Cloudy then Showers And Thunderstorms 8 to 13 mph S 83%
Wednesday 68°F Showers And Thunderstorms 9 to 15 mph S 100%
Wednesday Night 47°F Slight Chance Rain Showers then Mostly Cloudy 5 to 8 mph SW 18%
Thursday 64°F Mostly Sunny 5 to 12 mph SW 0%
Thursday Night 43°F Partly Cloudy 1 to 6 mph W 2%
Friday 59°F Partly Sunny 1 to 8 mph NW 9%
Friday Night 37°F Slight Chance Light Rain 7 mph NW 15%
Saturday 54°F Slight Chance Light Rain then Mostly Sunny 7 mph NW 15%
Saturday Night 32°F Partly Cloudy 3 mph W 3%
Sunday 57°F Mostly Sunny 2 to 9 mph W 9%
Sunday Night 32°F Partly Cloudy 6 mph NW 13%
Monday 60°F Sunny 3 to 9 mph W 13%
Monday Night 36°F Mostly Clear 7 mph SW 10%
Tuesday 64°F Sunny 6 to 9 mph W 3%

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

Growing snapshot for College Corner, OH

Last spring frost
Apr 25
First fall frost
Oct 20
Growing season
176 days
Hardiness zone
6a

Explore more for College Corner, OH: full frost dates · planting calendar · Ohio frost dates

Climate data from the nearest NOAA station, Eaton, Oh (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.