Trempealeau Weather Forecast

    • 42
    • 58

    Rain Showers

    • 44
    • 64

    Partly Sunny

    • 45
    • 65

    Mostly Cloudy

    • 47
    • 64

    Chance Rain Showers

    • 51
    • 72

    Mostly Cloudy

    • 57
    • 78

    Partly Sunny

Today 19 May Trempealeau

Cloudy and much cooler. Near steady temperature in the mid 50s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 19 May Trempealeau

Mostly cloudy with a chance of Sprinkles in the Evening, then partly cloudy after midnight. Colder with Lows around 40. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Trempealeau Temperature Statistics

May Temperature

La Crosse - La Crosse Regional Airport (12.4 miles)

  • Lowest 7 May, 2026

    30.7 °F

  • Average May

    56 °F

  • Highest 15 May, 2026

    86.6 °F

Climate (2021–Present)

La Crosse - La Crosse Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59.9 °F
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