Harman US

Bellefontaine, OH Weather & Growing Conditions

Today
79°F
Cloudy then Chance Showers And Thunderstorms
A chance of rain showers between noon and 2pm, then a chance of showers and thunderstorms. Cloudy, with a high near 79. South wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 79°F Cloudy then Chance Showers And Thunderstorms 8 mph S 54%
Tonight 66°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 7 mph S 71%
Sunday 78°F Showers And Thunderstorms Likely 5 to 10 mph W 72%
Sunday Night 56°F Showers And Thunderstorms Likely 14 mph NE 69%
Monday 66°F Chance Rain Showers 15 mph NE 47%
Monday Night 52°F Chance Rain Showers 13 to 16 mph NE 47%
Tuesday 66°F Slight Chance Rain Showers then Mostly Cloudy 14 mph NE 15%
Tuesday Night 55°F Showers And Thunderstorms Likely 10 to 15 mph NE 55%
Wednesday 66°F Showers And Thunderstorms Likely 12 mph E 55%
Wednesday Night 54°F Chance Rain Showers 6 to 10 mph NE 54%
Thursday 68°F Mostly Cloudy 8 mph NE 14%
Thursday Night 53°F Mostly Cloudy 5 to 8 mph NE 14%
Friday 69°F Mostly Sunny 5 to 10 mph NE 13%
Friday Night 51°F Partly Cloudy 5 to 10 mph NE 13%

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

Growing snapshot for Bellefontaine, OH

Last spring frost
Apr 26
First fall frost
Oct 20
Growing season
175 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Bellefontaine, Oh (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.