La Crosse Weather Forecast

    • 68
    • 79

    Mostly Cloudy

    • 54
    • 79

    Becoming Sunny

    • 60
    • 80

    Mostly Sunny

    • 64
    • 85

    Slight Chance Thunderstorms

    • 64
    • 83

    Slight Chance Thunderstorms

    • 71
    • 88

    Chance Rain Showers

    • 60
    • 83

    Chance Rain Showers

Today 9 Sep Southern La Porte

Mostly cloudy. Near steady temperature in the upper 70s. West Winds around 10 Mph.

Tonight 9 Sep Southern La Porte

Partly cloudy. Lows in the upper 60s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

La Crosse Temperature Statistics

September Temperature

Valparaiso Porter County Municipal Airport (10.6 miles)

  • Lowest 7 September, 2026

    55.9 °F

  • Average September

    78.3 °F

  • Highest 2 September, 2026

    93.7 °F

Climate (2021–2026)

Valparaiso Porter County Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.7 °F
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