Lake Arrowhead Weather Forecast

    • 57
    • 79

    Slight Chance Thunderstorms

    • 57
    • 74

    Chance Thunderstorms

    • 59
    • 75

    Chance Thunderstorms

    • 58
    • 75

    Chance Thunderstorms

    • 56
    • 75

    Chance Rain Showers

    • 52
    • 72

    Partly Sunny

Today 18 Sep Adams

Partly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs around 80. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 18 Sep Adams

Mostly cloudy. Lows in the lower 60s. East Winds around 5 Mph.

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Lake Arrowhead Temperature Statistics

September Temperature

Wisconsin Rapids, Alexander Field South Wood County Airport (9.9 miles)

  • Lowest 8 September, 2025

    37.9 °F

  • Average September

    60.7 °F

  • Highest 15 September, 2025

    84 °F

Climate (2020–Present)

Wisconsin Rapids, Alexander Field South Wood County Airport (9.9 miles)

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  • Average Low 2020–2025

    37 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    57.2 °F
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