Spring Grove, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spring Grove, a town in Wayne County, Indiana.
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. East wind around 6 mph.
7-day forecast for Spring Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 6 mph E | 3% |
| Saturday | 81°F | Showers And Thunderstorms Likely | 6 mph SE | 61% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 5 mph S | 67% |
| Sunday | 81°F | Chance Rain Showers | 6 mph W | 53% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 7 to 10 mph NE | 56% |
| Monday | 72°F | Showers And Thunderstorms Likely | 12 mph NE | 58% |
| Monday Night | 54°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 49% |
| Tuesday | 70°F | Chance Showers And Thunderstorms | 12 mph NE | 36% |
| Tuesday Night | 55°F | Slight Chance Showers And Thunderstorms | 6 to 13 mph NE | 22% |
| Wednesday | 69°F | Slight Chance Rain Showers | 9 mph NE | 17% |
| Wednesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 9 mph N | 17% |
| Thursday | 71°F | Partly Sunny | 8 mph N | 10% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 8 mph N | 9% |
| Friday | 70°F | Partly Sunny | 5 to 8 mph N | 7% |
Forecast source: National Weather Service (api.weather.gov) for Spring Grove (39.847, -84.891). Updated through the day.
Growing snapshot for Spring Grove
Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a
More local growing data for Spring Grove: nearby ZIP 47374 weather · frost dates · planting calendar · Indiana frost dates
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Climate data from the nearest NOAA station, Richmond Wtr Wks, In (1.6 mi from Spring Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.