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
76°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before noon, then showers and thunderstorms likely between noon and 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 76. Southeast 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 Fort Jennings
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph SE | 66% |
| Tonight | 65°F | Chance Showers And Thunderstorms | 5 mph S | 74% |
| Sunday | 75°F | Showers And Thunderstorms | 5 to 15 mph NW | 84% |
| Sunday Night | 55°F | Showers And Thunderstorms Likely | 15 mph NE | 62% |
| Monday | 66°F | Chance Rain Showers | 15 to 20 mph NE | 50% |
| 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 | 49% |
| Wednesday | 66°F | Chance Rain Showers | 15 mph NE | 49% |
| Wednesday Night | 52°F | Chance Showers And Thunderstorms | 5 to 15 mph NE | 44% |
| Thursday | 68°F | Mostly Cloudy | 10 mph NE | 12% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 10% |
| Friday | 70°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Friday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 9% |
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
6a
More local growing data for Fort Jennings: nearby ZIP 45844 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Belmore
Cloverdale
Columbus Grove
Continental
Dupont
Gilboa
Glandorf
Kalida
Leipsic
Miller City
Ottawa
Ottoville
Pandora
Vaughnsville
West Leipsic
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 Sep 19, 2026.