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
83°F
Sunny
Sunny, with a high near 83. Southeast wind around 0 mph.
7-day forecast for Fort Jennings
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 0 mph | 0% |
| Tonight | 60°F | Mostly Clear | 0 mph | 0% |
| Wednesday | 86°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 65°F | Partly Cloudy | 0 to 5 mph SW | 5% |
| Thursday | 84°F | Partly Sunny then Showers And Thunderstorms Likely | 5 to 10 mph SW | 56% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 5 to 10 mph SW | 66% |
| Friday | 83°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 65% |
| Friday Night | 65°F | Chance Showers And Thunderstorms | 5 mph SW | 44% |
| Saturday | 85°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 16% |
| Sunday | 87°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 15 mph SW | 16% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 34% |
| Monday | 87°F | Chance Rain Showers | 10 to 15 mph SW | 34% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 47% |
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 Aug 4, 2026.