Round Lake Weather Forecast

    • 62
    • 89

    Chance Thunderstorms

    • 57
    • 89

    Chance Thunderstorms

    • 54
    • 79

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

Today 26 May La Crosse

Mostly sunny. Highs in the upper 80s. Southwest Winds 5 to 10 Mph.

Tonight 26 May La Crosse

Mostly cloudy with a chance of Thunderstorms. A chance of Showers. Lows in the lower 60s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Round Lake Temperature Statistics

May Temperature

La Crosse - La Crosse Regional Airport (1.9 miles)

  • Lowest 7 May, 2026

    30.7 °F

  • Average May

    57.3 °F

  • Highest 15 May, 2026

    86.6 °F

Climate (2021–Present)

La Crosse - La Crosse Regional Airport (1.9 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59.9 °F
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