Mascoma Lake Weather Forecast

    • 45
    • 53

    Chance Rain

    • 45
    • 55

    Chance Rain Showers

    • 34
    • 52

    Mostly Cloudy

    • 32
    • 50

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

    • 42
    • 61

    Mostly Cloudy

    • 49
    • 69

    Rain Showers Likely

Today 13 Oct Southern Grafton

Rain this Morning, then Showers likely this afternoon. Highs around 50. East Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 13 Oct Southern Grafton

Cloudy with a 50 percent chance of rain. Lows in the mid 40s. Light and variable Winds.

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Mascoma Lake Temperature Statistics

October Temperature

Lebanon Municipal Airport (7.5 miles)

  • Lowest 10 October, 2025

    30 °F

  • Average October

    54 °F

  • Highest 5 October, 2025

    86 °F

Climate (2020–Present)

Lebanon Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    48.9 °F

  • Average High 2020–2025

    60 °F
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