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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.

Today
76°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 76. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Columbus Grove

WhenTempForecastWindPrecip
Today 76°F Showers And Thunderstorms Likely 5 mph E 65%
Tonight 65°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 mph S 73%
Sunday 75°F Showers And Thunderstorms 5 to 15 mph NW 83%
Sunday Night 55°F Showers And Thunderstorms Likely 15 mph NE 63%
Monday 66°F Chance Rain Showers 15 to 20 mph NE 48%
Monday Night 51°F Chance Rain Showers 15 to 20 mph NE 41%
Tuesday 65°F Mostly Cloudy then Slight Chance Rain Showers 15 to 20 mph NE 19%
Tuesday Night 52°F Chance Rain Showers 15 to 20 mph NE 52%
Wednesday 66°F Chance Rain Showers 15 mph NE 52%
Wednesday Night 52°F Chance Rain Showers 5 to 15 mph NE 51%
Thursday 67°F Mostly Cloudy 10 mph NE 13%
Thursday Night 51°F Mostly Cloudy 5 to 10 mph NE 11%
Friday 70°F Mostly Sunny 5 to 10 mph NE 10%
Friday Night 50°F Partly Cloudy 5 to 10 mph NE 10%

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.