Granite Peak Ski Area Weather Forecast

    • 49
    • 73

    Decreasing Clouds

    • 53
    • 64

    Rain Showers

    • 50
    • 65

    Rain Showers

    • 46
    • 66

    Chance Rain Showers

    • 47
    • 64

    Chance Rain Showers

    • 48
    • 67

    Slight Chance Rain Showers

Today 17 Sep Marathon

Partly cloudy. A slight chance of Showers in the morning. Highs in the middle 70s. Light and variable wind. Chance of rain 20 percent.

Tonight 17 Sep Marathon

Partly cloudy. Lows around 50. Light and variable wind becoming northeast 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Peak Ski Area Temperature Statistics

September Temperature

Wausau Downtown Airport (2.5 miles)

  • Lowest 14 September, 2026

    39.9 °F

  • Average September

    68.5 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Wausau Downtown Airport (2.5 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56 °F
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