Lake Onalaska Weather Forecast

    • 5
    • 37

    Chance Flurries

    • 19
    • 24

    Mostly Cloudy

    • 23
    • 35

    Mostly Cloudy

    • 31
    • 44

    Partly Sunny

    • 24
    • 42

    Mostly Cloudy

    • 19
    • 34

    Chance Rain/Snow

Today 6 Feb La Crosse

Mostly cloudy with scattered Flurries this Morning, then mostly sunny this afternoon. Highs in the mid 30s. Temperature falling into the mid 20s this afternoon. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 6 Feb La Crosse

Clear. Much Colder with Lows around 3 above. North Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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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

    0 °F

  • Average February

    15.2 °F

  • Highest 2 February, 2026

    26.7 °F

Climate (2021–Present)

La Crosse - La Crosse Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.7 °F
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