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Columbus Grove, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Columbus Grove, a village in Putnam County, Ohio.

This Afternoon
76°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. South wind around 5 mph. Chance of precipitation is 50%.

7-day forecast for Columbus Grove

WhenTempForecastWindPrecip
This Afternoon 76°F Chance Showers And Thunderstorms 5 mph S 48%
Tonight 66°F Chance Showers And Thunderstorms then Showers And Thunderstorms 5 mph S 78%
Sunday 76°F Showers And Thunderstorms 5 to 15 mph NW 77%
Sunday Night 55°F Showers And Thunderstorms Likely 15 mph NE 62%
Monday 67°F Chance Rain Showers 15 mph NE 35%
Monday Night 52°F Mostly Cloudy 15 to 20 mph NE 14%
Tuesday 66°F Mostly Cloudy then Slight Chance Rain Showers 15 to 20 mph NE 19%
Tuesday Night 53°F Chance Rain Showers 15 to 20 mph NE 44%
Wednesday 66°F Showers And Thunderstorms Likely 15 mph E 56%
Wednesday Night 53°F Showers And Thunderstorms Likely 10 to 15 mph NE 56%
Thursday 68°F Slight Chance Rain Showers then Mostly Cloudy 10 mph E 21%
Thursday Night 52°F Mostly Cloudy 5 to 10 mph NE 11%
Friday 71°F Mostly Sunny 5 to 10 mph NE 9%
Friday Night 50°F Partly Cloudy 5 to 10 mph NE 9%

Forecast source: National Weather Service (api.weather.gov) for Columbus Grove (40.920, -84.060). Updated through the day.

Growing snapshot for Columbus Grove

Last spring frost
Apr 23
First fall frost
Oct 22
Growing season
180 days
Hardiness zone
6a

More local growing data for Columbus Grove: nearby ZIP 45830 weather · frost dates · planting calendar · Ohio frost dates

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Climate data from the nearest NOAA station, Pandora, Oh (7.5 mi from Columbus Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.