Port Louisa Weather Forecast

    • 73
    • 90

    Chance Thunderstorms

    • 63
    • 84

    Partly Sunny

    • 58
    • 83

    Mostly Sunny

    • 66
    • 85

    Slight Chance Thunderstorms

    • 63
    • 84

    Mostly Sunny

Today 8 Sep Louisa

Mostly sunny. Hot with Highs around 90. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Sep Louisa

Mostly cloudy. Showers with a chance of Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds around 10 Mph, becoming southwest after midnight. Chance of rain 80 percent.

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Port Louisa Temperature Statistics

September Temperature

Muscatine (8.7 miles)

  • Lowest 6 September, 2026

    69.8 °F

  • Average September

    82.6 °F

  • Highest 1 September, 2026

    96.8 °F

Climate (2021–2026)

Muscatine (8.7 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    63.5 °F
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