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Caledonia, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Caledonia, a village in Marion County, Ohio.

Today
80°F
Showers And Thunderstorms
A chance of rain showers before 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Caledonia

WhenTempForecastWindPrecip
Today 80°F Showers And Thunderstorms 7 mph SE 84%
Tonight 65°F Chance Showers And Thunderstorms then Showers And Thunderstorms 7 mph S 78%
Sunday 78°F Showers And Thunderstorms 6 to 13 mph W 80%
Sunday Night 54°F Rain Showers Likely 14 mph NE 66%
Monday 68°F Chance Rain Showers 14 mph NE 43%
Monday Night 51°F Chance Rain Showers 14 mph NE 43%
Tuesday 68°F Slight Chance Rain Showers 13 mph NE 19%
Tuesday Night 53°F Showers And Thunderstorms Likely 13 to 16 mph E 62%
Wednesday 67°F Showers And Thunderstorms Likely 13 to 17 mph E 62%
Wednesday Night 52°F Rain Showers Likely 12 to 15 mph E 59%
Thursday 69°F Slight Chance Rain Showers 12 mph NE 18%
Thursday Night 51°F Slight Chance Rain Showers then Mostly Cloudy 7 to 12 mph NE 18%
Friday 71°F Mostly Sunny 7 to 14 mph NE 14%
Friday Night 50°F Partly Cloudy 6 to 13 mph NE 14%

Forecast source: National Weather Service (api.weather.gov) for Caledonia (40.636, -82.970). Updated through the day.

Growing snapshot for Caledonia

Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
178 days
Hardiness zone
6a

More local growing data for Caledonia: nearby ZIP 43314 weather · frost dates · planting calendar · Ohio frost dates

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Climate data from the nearest NOAA station, Marion Muni Ap, Oh (5.8 mi from Caledonia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.