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State Line City, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for State Line City, a town in Warren County, Indiana.

Tonight
68°F
Slight Chance Showers And Thunderstorms then Mostly Cloudy
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for State Line City

WhenTempForecastWindPrecip
Tonight 68°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 6 mph SE 23%
Sunday 81°F Partly Sunny then Chance Showers And Thunderstorms 2 to 9 mph NNE 57%
Sunday Night 59°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 13 mph NE 57%
Monday 69°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 14 mph ENE 57%
Monday Night 54°F Chance Showers And Thunderstorms 14 mph NE 41%
Tuesday 68°F Chance Showers And Thunderstorms 13 mph NE 33%
Tuesday Night 54°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 7 to 13 mph NNE 24%
Wednesday 69°F Partly Sunny 9 mph NNE 10%
Wednesday Night 54°F Mostly Cloudy 3 to 9 mph N 4%
Thursday 72°F Partly Sunny 7 mph N 3%
Thursday Night 55°F Mostly Cloudy 2 to 7 mph NNE 6%
Friday 74°F Partly Sunny 3 to 7 mph NNE 6%
Friday Night 54°F Partly Cloudy 2 to 7 mph NE 3%
Saturday 76°F Mostly Sunny 2 to 6 mph NE 1%

Forecast source: National Weather Service (api.weather.gov) for State Line City (40.197, -87.527). Updated through the day.

Growing snapshot for State Line City

Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
181 days

More local growing data for State Line City: nearby ZIP 47982 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Danville, Il (7.5 mi from State Line City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.