Neenah Weather Forecast

    • 63
    • 70

    Chance Rain Showers

    • 47
    • 70

    Rain Showers Likely

    • 43
    • 63

    Mostly Sunny

    • 50
    • 64

    Partly Sunny

    • 41
    • 66

    Mostly Sunny

    • 42
    • 59

    Mostly Sunny

    • 52
    • 64

    Partly Sunny

Today 30 Sep Winnebago

Partly cloudy. Highs in the upper 60s.

Tonight 30 Sep Winnebago

Cloudy. Patchy fog. Showers likely and a slight chance of Thunderstorms after midnight. Lows in the middle 60s. Southwest wind 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Neenah Temperature Statistics

September Temperature

Appleton-Outagamie (5.6 miles)

  • Lowest 23 September, 2026

    46.4 °F

  • Average September

    64.5 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Appleton-Outagamie (5.6 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.9 °F
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