Lake Sunapee Weather Forecast

    • 51
    • 67

    Chance Rain Showers

    • 49
    • 68

    Rain Showers Likely

    • 44
    • 57

    Rain Showers

    • 41
    • 51

    Mostly Cloudy

    • 48
    • 55

    Chance Rain Showers

    • 45
    • 60

    Chance Rain Showers

Today 2 May Sullivan

Cloudy in the Morning, then becoming partly sunny. A chance of Showers. A slight chance of Thunderstorms in the afternoon. Highs in the lower 70s. South Winds around 10 Mph, becoming southwest in the afternoon. Chance of rain 50 percent.

Tonight 2 May Sullivan

Partly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the mid 50s. Light and variable Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sunapee Temperature Statistics

May Temperature

Lebanon Municipal Airport (21.1 miles)

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  • Average May

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Climate (2020–Present)

Lebanon Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    38.1 °F

  • Average 2020–2025

    48.8 °F

  • Average High 2020–2025

    59.8 °F
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