Whaleback Ski Area Weather Forecast

    • 52
    • 72

    Increasing Clouds

    • 53
    • 73

    Mostly Cloudy

    • 64
    • 74

    Rain Showers

    • 54
    • 76

    Chance Rain Showers

    • 48
    • 67

    Mostly Sunny

    • 55
    • 74

    Slight Chance Rain Showers

    • 56
    • 75

    Slight Chance Rain Showers

Today 7 Sep Southern Grafton

Mostly sunny. Highs in the lower 70s. Northwest Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 7 Sep Southern Grafton

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 50s. Northwest Winds around 10 Mph with Gusts up to 20 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Whaleback Ski Area Temperature Statistics

September Temperature

Lebanon Municipal Airport (6.2 miles)

  • Lowest 5 September, 2026

    55 °F

  • Average September

    65 °F

  • Highest 4 September, 2026

    80.1 °F

Climate (2021–2026)

Lebanon Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    59.7 °F
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