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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
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.