Trempealeau Mountain State Natural Area Weather Forecast

    • 67
    • 90

    Increasing Clouds

    • 68
    • 90

    Chance Thunderstorms

    • 66
    • 86

    Rain Showers Likely

    • 70
    • 84

    Chance Thunderstorms

    • 69
    • 87

    Chance Rain Showers

    • 67
    • 84

    Chance Rain Showers

    • 65
    • 83

    Partly Sunny

Today 31 Aug Trempealeau

Partly sunny. Hot with Highs in the lower 90s. Light Winds.

Tonight 31 Aug Trempealeau

Partly cloudy. Patchy fog after midnight. Lows in the mid 60s. West Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Trempealeau Mountain State Natural Area Temperature Statistics

August Temperature

Winona, Winona Municipal Airport-Max Conrad Field (10.6 miles)

  • Lowest 23 August, 2026

    50 °F

  • Average August

    70.5 °F

  • Highest 1 August, 2026

    86 °F

Climate (2021–2026)

Winona, Winona Municipal Airport-Max Conrad Field (10.6 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.6 °F
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