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Tecumseh, IN Weather Forecast
Tecumseh, IN Weather Forecast Date: 618 PM EDT Sun Sep 13 2026
The area/counties/county of: Vigo, including the city of Terre Haute.or toggle through each period.
Tonight... Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Monday... Mostly sunny through early afternoon, then becoming partly cloudy. Highs in the lower 80s. East winds 5 to 10 mph.
Monday Night... Mostly clear. Lows in the mid 60s. Southeast winds 5 to 10 mph.
Tuesday... Mostly sunny. A slight chance of showers and thunderstorms late in the afternoon. Warmer. More humid with highs in the mid 90s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20%.
Tuesday Night... A slight chance of thunderstorms through the late overnight. Partly cloudy with a chance of showers. Humid with lows in the upper 60s. South winds around 5 mph, becoming east toward daybreak. Chance of rain 50%.
Wednesday... Mostly sunny. A slight chance of showers through early afternoon. Hot with highs in the lower 90s. Chance of rain 20%.
Wednesday Night... Mostly clear. Lows in the lower 70s.
Thursday... Mostly sunny with a slight chance of showers through early afternoon, then partly cloudy with a chance of showers with a slight chance of thunderstorms late in the afternoon. Hot with highs in the lower 90s. Chance of rain 30%.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms through the late overnight. Lows in the upper 60s. Chance of rain 20%.
Friday... Partly cloudy through early afternoon, then mostly sunny with a slight chance of showers and thunderstorms late in the afternoon. Highs in the upper 80s. Chance of rain 20%.
Friday Night... Mostly clear. A 20% chance of showers. Lows in the mid 60s. Highs in the upper 80s.
Saturday... Mostly clear. A 20% chance of showers. Lows in the mid 60s. Highs in the upper 80s.
Saturday Night... A slight chance of thunderstorms through the late overnight. Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30%.
POP = Probability of Precipitation
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