Fort Jennings, OH Weather & Growing Conditions

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

Today

69°F

Rain Showers

Rain showers. Cloudy, with a high near 69. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Fort Jennings

When	Temp	Forecast	Wind	Precip
Today	69°F	Rain Showers	15 to 20 mph S	84%
Tonight	50°F	Chance Rain Showers then Mostly Cloudy	10 to 15 mph SW	32%
Thursday	62°F	Mostly Cloudy	10 to 15 mph SW	6%
Thursday Night	46°F	Mostly Cloudy then Slight Chance Rain Showers	5 to 10 mph W	18%
Friday	55°F	Chance Rain Showers	5 to 15 mph W	43%
Friday Night	37°F	Chance Rain Showers then Mostly Cloudy	10 mph NW	38%
Saturday	53°F	Partly Sunny	10 mph NW	5%
Saturday Night	33°F	Partly Cloudy	5 mph W	2%
Sunday	56°F	Mostly Sunny	5 to 15 mph W	5%
Sunday Night	34°F	Mostly Clear	5 to 10 mph W	5%
Monday	59°F	Sunny	5 to 10 mph SW	2%
Monday Night	38°F	Mostly Clear	5 to 10 mph SW	1%
Tuesday	62°F	Sunny	10 mph W	1%
Tuesday Night	36°F	Partly Cloudy	0 to 5 mph NW	1%

Forecast source: National Weather Service (api.weather.gov) for Fort Jennings (40.906, -84.300). Updated through the day.

Growing snapshot for Fort Jennings

Last spring frost

Apr 24

First fall frost

Oct 24

Growing season

182 days

Hardiness zone

More local growing data for Fort Jennings: nearby ZIP 45844 weather · frost dates · planting calendar · Ohio frost dates

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Belmore Cloverdale Columbus Grove Continental Dupont Gilboa Glandorf Kalida Leipsic Miller City Ottawa Ottoville Pandora Vaughnsville West Leipsic

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Climate data from the nearest NOAA station, Lima Wwtp, Oh (15.5 mi from Fort Jennings). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.