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City of Sullivan, IndianaSullivan, IN 7-Day Night Weather Forecast
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Sullivan, IN Weather Forecast
Sullivan, IN Weather Forecast Date: 358 AM EDT Sat Sep 05 2026
The area/counties/county of: Sullivan, including the cities of: Sullivan, Carlisle, Shelburn, and Farmersburg.or toggle through each period.
Today... Mostly sunny toward daybreak, then isolated showers and thunderstorms late this afternoon. Hot with highs in the upper 90s. West winds around 5 mph, becoming north late this afternoon. Chance of rain 20%.
Tonight... Mostly clear through the late overnight, then becoming partly cloudy. Humid with lows in the upper 60s. Northeast winds 5 to 10 mph.
Sunday... Sunny. Not as warm with highs in the mid 80s. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the lower 60s. Northeast winds 5 to 10 mph.
Labor Day... Sunny. Highs in the upper 80s. Northeast winds 5 to 10 mph.
Monday Night... Mostly clear. Hot. Lows in the mid 60s. Highs in the lower 90s.
Tuesday... Mostly clear. Hot. Lows in the mid 60s. Highs in the lower 90s.
Tuesday Night... Mostly clear. Hot. Lows in the lower 70s. Highs in the upper 90s.
Wednesday... Mostly clear. Hot. Lows in the lower 70s. Highs in the upper 90s.
Wednesday Night... Mostly clear with a slight chance of showers and thunderstorms through the late overnight, then partly cloudy with a chance of showers toward daybreak. Lows in the upper 60s. Chance of rain 50%.
Thursday... Partly cloudy with a 50% chance of showers. Not as warm with highs in the upper 80s.
Thursday Night... Partly cloudy through the late overnight, then clearing. Lows in the lower 60s.
POP = Probability of Precipitation
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