Sunapee Weather Forecast

    • 26
    • 42

    Decreasing Clouds

    • 40
    • 48

    Rain Likely

    • 34
    • 56

    Chance Rain Showers

    • 32
    • 49

    Rain Likely

    • 24
    • 41

    Chance Rain Showers

    • 26
    • 38

    Mostly Cloudy

Today 6 Nov Sullivan

Partly sunny. Highs in the lower 40s. Northwest Winds 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 6 Nov Sullivan

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s. Northwest Winds 15 to 20 Mph with Gusts up to 50 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunapee Temperature Statistics

November Temperature

Lebanon Municipal Airport (19.3 miles)

  • Lowest 2 November, 2025

    27 °F
  • Average November

    41.4 °F
  • Highest 3 November, 2025

    57.9 °F

Climate (2020–Present)

Lebanon Municipal Airport (19.3 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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