Trempealeau Weather Forecast
- 72
- 95
Rain Showers Likely
- 70
- 90
Rain Showers
- 69
- 89
Rain Showers
- 68
- 89
Chance Thunderstorms
- 65
- 83
Chance Thunderstorms
- 64
- 84
Chance Thunderstorms
- 65
- 85
Partly Sunny
Today 30 Jun Trempealeau
Mostly sunny with a chance of Showers and Thunderstorms. Hot with Highs in the lower 90s. Southwest Winds 10 to 15 Mph. Chance of rain 30 percent. Heat index Values up to 105.
Tonight 30 Jun Trempealeau
Mostly cloudy with a chance of Showers. A chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail this evening. Lows around 70. Southwest Winds around 5 Mph. Chance of rain 40 percent. Heat index Values in the mid 90s early this evening.
Trempealeau Temperature Statistics
June Temperature
La Crosse - La Crosse Regional Airport (12.4 miles)
Lowest 19 June, 2026
50.6 °FAverage June
69.1 °FHighest 4 June, 2026
89.7 °F
Climate (2021–2026)
La Crosse - La Crosse Regional Airport (12.4 miles)
Average Low 2021–2026
40.8 °FAverage 2021–2026
50.2 °FAverage High 2021–2026
59.8 °F