Harman US

Columbus Grove, OH Weather & Growing Conditions

Tonight
62°F
Partly Cloudy then Chance Rain Showers
A chance of rain showers after 5am. Partly cloudy, with a low around 62. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 62°F Partly Cloudy then Chance Rain Showers 15 mph S 34%
Wednesday 70°F Rain Showers 15 to 20 mph S 100%
Wednesday Night 51°F Chance Rain Showers 10 to 15 mph SW 68%
Thursday 63°F Mostly Sunny 10 to 15 mph SW 2%
Thursday Night 46°F Mostly Cloudy 5 to 10 mph SW 2%
Friday 57°F Chance Rain Showers 5 to 10 mph NW 31%
Friday Night 39°F Slight Chance Rain Showers then Mostly Cloudy 10 mph NW 15%
Saturday 53°F Slight Chance Rain Showers 5 to 10 mph NW 18%
Saturday Night 34°F Partly Cloudy 0 to 5 mph W 7%
Sunday 56°F Mostly Sunny then Slight Chance Rain Showers 5 to 10 mph W 17%
Sunday Night 35°F Slight Chance Rain Showers then Partly Cloudy 5 to 10 mph W 17%
Monday 58°F Slight Chance Rain Showers 5 to 15 mph W 15%
Monday Night 39°F Mostly Clear 10 mph SW 13%
Tuesday 62°F Mostly Sunny 10 to 15 mph W 3%

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

Growing snapshot for Columbus Grove, OH

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

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

Climate data from the nearest NOAA station, Pandora, Oh (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.