Trempealeau Weather Forecast
- 48
- 69
Mostly Sunny
- 49
- 71
Mostly Sunny
- 56
- 75
Slight Chance Thunderstorms
- 54
- 76
Partly Sunny
- 53
- 74
Partly Sunny
- 54
- 74
Mostly Cloudy
Today 25 Aug Trempealeau
Mostly sunny. Highs in the upper 60s. Northwest Winds 5 to 10 Mph.
Tonight 25 Aug Trempealeau
Partly cloudy. Lows in the mid 40s. Northwest Winds 5 to 10 Mph.
Trempealeau Temperature Statistics
August Temperature
La Crosse - La Crosse Regional Airport (12.4 miles)
Lowest 1 August, 2025
55.7 °FAverage August
73.6 °FHighest 8 August, 2025
92.6 °F
Climate (2020–Present)
La Crosse - La Crosse Regional Airport (12.4 miles)
Average Low 2020–2025
40.9 °FAverage 2020–2025
50.2 °FAverage High 2020–2025
59.8 °F