Spencerville, OH Weather & Growing Conditions
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. East wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 5 to 10 mph E | 2% |
| Saturday | 79°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph SE | 82% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph S | 80% |
| Sunday | 78°F | Showers And Thunderstorms | 5 to 10 mph NW | 79% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 72% |
| Monday | 67°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 54% |
| Monday Night | 53°F | Chance Showers And Thunderstorms | 15 mph NE | 51% |
| Tuesday | 66°F | Chance Showers And Thunderstorms | 15 mph NE | 36% |
| Tuesday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Wednesday | 67°F | Chance Rain Showers | 10 mph NE | 34% |
| Wednesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph N | 18% |
| Thursday | 69°F | Mostly Cloudy | 5 to 10 mph N | 11% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 10 mph N | 11% |
| Friday | 69°F | Partly Sunny | 5 to 10 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Spencerville, OH
Last spring frost
Apr 24
First fall frost
Oct 24
Growing season
182 days
Hardiness zone
6a
Explore more for Spencerville, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Lima Wwtp, Oh (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.