Lake Onalaska Weather Forecast

    • 17
    • 50

    Increasing Clouds

    • 7
    • 22

    Chance Snow

    • 17
    • 27

    Partly Sunny

    • 26
    • 37

    Mostly Cloudy

    • 26
    • 40

    Slight Chance Rain/Snow

    • 33
    • 46

    Chance Rain

Today 27 Feb La Crosse

Mostly sunny. Warmer with Highs in the lower 50s. South Winds 5 to 10 Mph, becoming west 10 to 15 Mph with Gusts up to 30 Mph this afternoon.

Tonight 27 Feb La Crosse

Partly cloudy. Lows around 17. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Onalaska Temperature Statistics

February Temperature

La Crosse - La Crosse Regional Airport (2.5 miles)

  • Lowest 4 February, 2026

    -1.4 °F

  • Average February

    27.4 °F

  • Highest 16 February, 2026

    58.6 °F

Climate (2021–Present)

La Crosse - La Crosse Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    41 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    59.9 °F
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