Trempealeau Weather Forecast

    • 60
    • 80

    Becoming Sunny

    • 54
    • 81

    Mostly Sunny

    • 61
    • 82

    Partly Sunny

    • 65
    • 82

    Chance Thunderstorms

    • 66
    • 86

    Chance Rain Showers

    • 61
    • 85

    Partly Sunny

Today 26 Aug Trempealeau

Mostly sunny. Highs in the lower 80s. Northwest Winds 10 to 15 Mph.

Tonight 26 Aug Trempealeau

Partly cloudy. Lows in the lower 60s. Light Winds.

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  • Temperature Real-Time

Trempealeau Temperature Statistics

August Temperature

La Crosse - La Crosse Regional Airport (12.4 miles)

  • Lowest 20 August, 2026

    54.6 °F

  • Average August

    72.8 °F

  • Highest 10 August, 2026

    87.7 °F

Climate (2021–2026)

La Crosse - La Crosse Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    50.2 °F

  • Average High 2021–2026

    59.8 °F
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