Onalaska Weather Forecast

    • 49
    • 78

    Thunderstorms

    • 24
    • 51

    Rain Showers Likely

    • 27
    • 42

    Partly Sunny

    • 37
    • 55

    Mostly Sunny

    • 34
    • 66

    Mostly Cloudy

    • 25
    • 45

    Rain Likely

Today 14 Mar La Crosse

Partly sunny. Warmer with Highs in the upper 70s. Southeast Winds 10 to 20 Mph with Gusts up to 35 Mph.

Tonight 14 Mar La Crosse

Showers likely with Thunderstorms. Lows in the upper 40s. Southeast Winds 10 to 15 Mph with Gusts up to 35 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onalaska Temperature Statistics

March Temperature

La Crosse - La Crosse Regional Airport (0.6 miles)

  • Lowest 2 March, 2025

    11.8 °F

  • Average March

    38 °F

  • Highest 10 March, 2025

    71.1 °F

Climate (2020–Present)

La Crosse - La Crosse Regional Airport (0.6 miles)

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  • Average Low 2020–2025

    41 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    59.7 °F
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