Spencerville, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spencerville, a community in Dekalb County, Indiana.
Tonight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Southwest wind around 10 mph, with gusts as high as 25 mph.
7-day forecast for Spencerville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Cloudy | 10 mph SW | 11% |
| Thursday | 57°F | Mostly Cloudy | 10 to 15 mph SW | 13% |
| Thursday Night | 43°F | Rain Showers Likely | 5 to 10 mph W | 61% |
| Friday | 50°F | Chance Rain Showers | 5 to 15 mph NW | 28% |
| Friday Night | 35°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 28% |
| Saturday | 50°F | Partly Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 0% |
| Sunday | 54°F | Sunny | 5 to 15 mph W | 1% |
| Sunday Night | 34°F | Mostly Clear | 5 to 10 mph W | 1% |
| Monday | 58°F | Sunny | 5 to 10 mph W | 1% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Tuesday | 60°F | Sunny | 5 to 10 mph W | 0% |
| Tuesday Night | 36°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Veterans Day | 58°F | Mostly Sunny | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Spencerville (41.280, -84.929). Updated through the day.
Growing snapshot for Spencerville
Last spring frost
Apr 28
First fall frost
Oct 17
Growing season
170 days
Hardiness zone
6a
More local growing data for Spencerville: nearby ZIP 46788 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hicksville, Oh (7.8 mi from Spencerville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.