Harman US

Spencerville, IN Weather & Growing Conditions

Tonight
65°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then showers and thunderstorms. Cloudy, with a low around 65. Southeast wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 65°F Chance Showers And Thunderstorms 0 to 5 mph SE 83%
Sunday 73°F Showers And Thunderstorms 5 to 10 mph N 78%
Sunday Night 53°F Chance Showers And Thunderstorms 10 to 15 mph NE 47%
Monday 65°F Chance Rain Showers 10 to 15 mph NE 33%
Monday Night 50°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph NE 15%
Tuesday 63°F Slight Chance Rain Showers 10 to 15 mph NE 20%
Tuesday Night 52°F Chance Rain Showers 10 to 15 mph NE 39%
Wednesday 64°F Chance Rain Showers 10 to 15 mph NE 49%
Wednesday Night 51°F Chance Showers And Thunderstorms 10 to 15 mph NE 48%
Thursday 67°F Partly Sunny 10 mph NE 9%
Thursday Night 51°F Mostly Cloudy 5 to 10 mph NE 8%
Friday 70°F Partly Sunny 5 to 10 mph NE 7%
Friday Night 49°F Partly Cloudy 0 to 5 mph NE 7%
Saturday 72°F Mostly Sunny 5 mph NE 3%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Spencerville, IN

Last spring frost
Apr 28
First fall frost
Oct 17
Growing season
170 days
Hardiness zone
6a

Explore more for Spencerville, IN: full frost dates · planting calendar · Indiana frost dates

Climate data from the nearest NOAA station, Hicksville, Oh (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.