Spencerville, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spencerville, a village in Allen County, Ohio.
This Afternoon
77°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Spencerville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Showers And Thunderstorms Likely | 5 mph S | 66% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 65% |
| Sunday | 78°F | Showers And Thunderstorms Likely | 5 to 15 mph NW | 73% |
| Sunday Night | 55°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 64% |
| Monday | 67°F | Chance Rain Showers | 10 to 15 mph NE | 45% |
| Monday Night | 52°F | Slight Chance Rain Showers | 10 to 15 mph NE | 15% |
| Tuesday | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 35% |
| Wednesday | 67°F | Chance Rain Showers then Chance Showers And Thunderstorms | 10 to 15 mph NE | 54% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 5 to 15 mph NE | 54% |
| Thursday | 68°F | Partly Sunny | 10 mph NE | 14% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 10 mph NE | 14% |
| Friday | 71°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Friday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Spencerville (40.708, -84.353). Updated through the day.
Growing snapshot for Spencerville
Last spring frost
Apr 24
First fall frost
Oct 24
Growing season
182 days
Hardiness zone
6a
More local growing data for Spencerville: nearby ZIP 45887 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Beaverdam
Bluffton
Cairo
Cridersville
Delphos
Elida
Fort Shawnee
Gomer
Harrod
Lafayette
Lima
Westminster
Climate data from the nearest NOAA station, Lima Wwtp, Oh (12.4 mi from Spencerville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.