Manitowoc Weather Forecast

    • 57
    • 73

    Mostly Sunny

    • 59
    • 77

    Mostly Sunny

    • 59
    • 76

    Partly Sunny

    • 57
    • 72

    Mostly Cloudy

    • 57
    • 69

    Mostly Cloudy

    • 57
    • 67

    Slight Chance Thunderstorms

    • 57
    • 68

    Slight Chance Rain Showers

Today 15 Sep Manitowoc

Sunny. Temperatures in the lower 70s at the lakeshore to near 80 well inland. South wind 5 to 10 Mph.

Tonight 15 Sep Manitowoc

Clear. Areas of fog after midnight. Lows in the middle 50s. Light and variable wind.

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Manitowoc Temperature Statistics

September Temperature

Manitowoc, Manitowoc County Airport (3.1 miles)

  • Lowest 8 September, 2025

    42.1 °F

  • Average September

    59 °F

  • Highest 2 September, 2025

    75 °F

Climate (2020–Present)

Manitowoc, Manitowoc County Airport (3.1 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    54.4 °F
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