Tecumseh Weather Forecast
- 66
- 88
Rain Showers Likely
- 58
- 82
Partly Sunny
- 56
- 81
Mostly Sunny
- 59
- 85
Mostly Sunny
- 63
- 86
Slight Chance Rain Showers
- 63
- 82
Chance Thunderstorms
- 60
- 82
Slight Chance Thunderstorms
Today 27 Jul Lenawee
Mostly cloudy with a chance of Showers and Thunderstorms early in the Afternoon, then partly cloudy with Showers likely and a chance of Thunderstorms in the late afternoon. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent. Heat index Readings heat index Values up to 90.
Tonight 27 Jul Lenawee
Mostly cloudy until early Morning, then becoming partly cloudy. A chance of Showers and Thunderstorms until early Morning, then a slight chance of Showers early in the morning. Lows in the upper 60s. Southwest Winds 5 to 10 Mph, becoming northwest early in the morning. Chance of rain 40 percent.
Tecumseh Temperature Statistics
July Temperature
Adrian, Lenawee County Airport (11.2 miles)
Lowest 23 July, 2026
51.1 °FAverage July
75.1 °FHighest 1 July, 2026
98.1 °F
Climate (2021–2026)
Adrian, Lenawee County Airport (11.2 miles)
Average Low 2021–2026
42.6 °FAverage 2021–2026
51.8 °FAverage High 2021–2026
61.1 °F