Summitville, IN Weather & Growing Conditions
Tonight
60°F
Partly Cloudy
Partly cloudy, with a low around 60. East wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Partly Cloudy | 7 mph E | 6% |
| Saturday | 80°F | Showers And Thunderstorms | 8 mph SE | 83% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely | 6 mph S | 63% |
| Sunday | 81°F | Showers And Thunderstorms Likely | 3 to 9 mph WNW | 64% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 13 mph NE | 64% |
| Monday | 68°F | Showers And Thunderstorms Likely | 12 to 16 mph ENE | 62% |
| Monday Night | 53°F | Chance Showers And Thunderstorms | 13 to 18 mph NE | 44% |
| Tuesday | 67°F | Chance Showers And Thunderstorms | 15 mph NE | 30% |
| Tuesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 16 mph NE | 17% |
| Wednesday | 68°F | Mostly Cloudy | 10 mph NNE | 12% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 10% |
| Thursday | 70°F | Partly Sunny | 5 to 8 mph N | 8% |
| Thursday Night | 53°F | Mostly Cloudy | 3 to 8 mph NNE | 8% |
| Friday | 70°F | Mostly Sunny | 3 to 8 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Summitville, IN
Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
6a
Explore more for Summitville, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Elwood, In (10.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.