Tecumseh, IN Weather Forecast

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Tecumseh, IN Weather Forecast

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Tecumseh IN weather  - Clear - 82°F
Clear
82°F
Updated 10:28 pm
Feels Like 81°F
Humidity 69%
Wind SSE 5 mph
Barometer  30.12 in
Dew Point 71°F
Tecumseh IN weather  - Clear - 28°C
Clear
28°C
Updated 10:28 pm
Feels Like 27°C
Humidity 69%
Wind SSE 8 km/h
Barometer  101.9 kPa
Dew Point 22°C

Tecumseh Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY MONDAY NIGHT
Tecumseh, IN Weather - Tonight Chance Of T-Storm Tecumseh, IN Weather - Wednesday Chance Of T-Storm Tecumseh, IN Weather - Wednesday Night Partly Cloudy Tecumseh, IN Weather - Thursday Chance Of Showers Tecumseh, IN Weather - Thursday Night Partly Cloudy Tecumseh, IN Weather - Friday Clearing Tecumseh, IN Weather - Friday Night Mostly Clear Tecumseh, IN Weather - Saturday Partly Cloudy Tecumseh, IN Weather - Saturday Night Chance Of T-Storm Tecumseh, IN Weather - Sunday Chance Of T-Storm Tecumseh, IN Weather - Monday Chance Of T-Storm Tecumseh, IN Weather - Monday Night Chance Of Showers
Chance of T-Storm Chance of T-Storm Partly Cloudy Chance of Showers Partly Cloudy Clearing Mostly Clear Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers
Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
Lo: 70°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 69°FLo: 21°C Hi: 91°FHi: 33°C
Hi: 89°FHi: 32°C
Lo: 69°FLo: 21°C
Hi: 89°FHi: 32°C
Lo: 69°FLo: 21°C
Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
POP: 50% POP: 50% POP: 20% POP: 40% POP: 40% POP: 40% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 638 PM EDT Tue Sep 15 2026 Tecumseh, IN Weather - WeatherWorld.com

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Issued: 1002 PM EDT Tue Sep 15 2026

Key Messages

  • Few showers and storms tonight, isolated heavy rain greatest threat
  • Additional showers and storms tomorrow along with temperatures in the upper 80s to low 90s
  • Shower and storm risks persist through late week along a slow- moving frontal boundary

Discussion

(This evening through Tuesday)... Issued at 211 PM EDT Tue Sep 15 2026

Overview.

After a stormy night tonight, hot and humid conditions will peak on Wednesday before a slow-moving front brings additional showers and thunderstorms to Ce...