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Weirs, IN Weather Forecast
Weirs, IN Weather Forecast Date: 1232 PM CDT Sat Sep 12 2026
The area/counties/county of: Posey, including the city of Poseyville.or toggle through each period.
This Afternoon... Sunny. Near steady temperature in the mid 80s. West winds around 5 mph.
Tonight... Mostly clear. Lows in the upper 60s. Southwest winds around 5 mph in the evening, becoming light and variable.
Sunday... Mostly sunny. Highs in the lower 90s. West winds around 5 mph.
Sunday Night... Partly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.
Monday... Mostly sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Monday Night... Mostly clear. Lows in the mid 60s.
Tuesday... Sunny, hot with highs in the mid 90s.
Tuesday Night... Mostly clear. Hot. Lows in the lower 70s. Highs in the mid 90s.
Wednesday... Mostly clear. Hot. Lows in the lower 70s. Highs in the mid 90s.
Thursday... Mostly clear. Hot. Lows in the lower 70s. Highs in the mid 90s.
Thursday Night... Partly cloudy. Lows in the upper 60s. Highs in the upper 80s.
POP = Probability of Precipitation
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