Menasha Weather Forecast

    • 49
    • 62

    Mostly Sunny

    • 51
    • 64

    Mostly Sunny

    • 51
    • 65

    Partly Sunny

    • 49
    • 67

    Partly Sunny

    • 54
    • 66

    Partly Sunny

Today 22 Sep Winnebago

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s. Northeast wind 10 to 15 Mph.

Tonight 22 Sep Winnebago

Mostly clear. Lows in the middle 40s. Northeast wind 5 to 10 Mph.

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Menasha Temperature Statistics

September Temperature

Appleton-Outagamie (5 miles)

  • Lowest 14 September, 2026

    48.2 °F

  • Average September

    67.6 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Appleton-Outagamie (5 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.9 °F
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