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Ottoville, OH Weather & Growing Conditions

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

This Afternoon
76°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Ottoville

WhenTempForecastWindPrecip
This Afternoon 76°F Showers And Thunderstorms Likely 5 to 10 mph S 68%
Tonight 66°F Chance Showers And Thunderstorms then Showers And Thunderstorms 5 mph S 75%
Sunday 77°F Showers And Thunderstorms 5 to 15 mph NW 83%
Sunday Night 55°F Showers And Thunderstorms Likely 10 to 15 mph NE 61%
Monday 67°F Chance Rain Showers 15 mph NE 34%
Monday Night 52°F Slight Chance Rain Showers then Mostly Cloudy 15 mph NE 18%
Tuesday 66°F Mostly Cloudy then Slight Chance Rain Showers 15 to 20 mph NE 19%
Tuesday Night 54°F Chance Rain Showers 15 to 20 mph NE 35%
Wednesday 66°F Showers And Thunderstorms Likely 15 mph NE 55%
Wednesday Night 53°F Showers And Thunderstorms Likely 10 to 15 mph NE 55%
Thursday 68°F Partly Sunny 10 mph NE 13%
Thursday Night 52°F Mostly Cloudy 5 to 10 mph NE 11%
Friday 71°F Partly 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 Ottoville (40.934, -84.339). Updated through the day.

Growing snapshot for Ottoville

Last spring frost
Apr 21
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
6a

More local growing data for Ottoville: nearby ZIP 45876 weather · frost dates · planting calendar · Ohio frost dates

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Climate data from the nearest NOAA station, Van Wert 1 S, Oh (13.9 mi from Ottoville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.