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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
Belmore
Cloverdale
Continental
Dupont
Fort Jennings
Gilboa
Glandorf
Kalida
Leipsic
Miller City
Ottawa
Ottoville
Pandora
Vaughnsville
West Leipsic
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.