Stewartsville, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stewartsville, a community in Posey County, Indiana.
This Afternoon
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. West southwest wind around 6 mph.
7-day forecast for Stewartsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Sunny | 6 mph WSW | 4% |
| Tonight | 73°F | Partly Cloudy | 2 to 6 mph SSW | 6% |
| Sunday | 96°F | Mostly Sunny | 7 mph WSW | 2% |
| Sunday Night | 68°F | Partly Cloudy then Chance Showers And Thunderstorms | 3 to 7 mph N | 36% |
| Monday | 86°F | Chance Showers And Thunderstorms | 8 mph NE | 46% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 46% |
| Tuesday | 77°F | Chance Showers And Thunderstorms | 6 to 12 mph NNE | 36% |
| Tuesday Night | 58°F | Partly Cloudy | 5 to 12 mph N | 9% |
| Wednesday | 76°F | Mostly Sunny | 6 to 9 mph N | 9% |
| Wednesday Night | 57°F | Partly Cloudy | 2 to 9 mph N | 2% |
| Thursday | 77°F | Mostly Sunny | 3 to 7 mph N | 1% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 1% |
| Friday | 78°F | Mostly Sunny | 2 to 8 mph NNE | 4% |
| Friday Night | 58°F | Partly Cloudy | 3 to 7 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Stewartsville (38.181, -87.837). Updated through the day.
Growing snapshot for Stewartsville
Last spring frost
Apr 7
First fall frost
Oct 25
Growing season
201 days
Hardiness zone
7a
More local growing data for Stewartsville: nearby ZIP 47633 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grayville, Il (13.7 mi from Stewartsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.