Mascoma Lake Weather Forecast

    • 67
    • 87

    Increasing Clouds

    • 64
    • 82

    Rain Showers

    • 60
    • 84

    Slight Chance Rain Showers

    • 56
    • 81

    Chance Rain Showers

    • 55
    • 75

    Mostly Sunny

    • 62
    • 81

    Mostly Cloudy

Today 30 Jun Southern Grafton

Mostly sunny. Warm with Highs in the mid 80s. Light and variable Winds.

Tonight 30 Jun Southern Grafton

Mostly clear in the Evening, then partly cloudy with a chance of Showers after midnight. Patchy fog after midnight. Lows in the mid 60s. Light and variable Winds. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mascoma Lake Temperature Statistics

June Temperature

Lebanon Municipal Airport (7.5 miles)

  • Lowest 2 June, 2025

    42.7 °F

  • Average June

    68.7 °F

  • Highest 24 June, 2025

    100.7 °F

Climate (2020–Present)

Lebanon Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    38.3 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    59.8 °F
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