Mount Sunapee Resort Weather Forecast

    • 43
    • 60

    Increasing Clouds

    • 49
    • 68

    Rain Showers

    • 46
    • 59

    Rain

    • 42
    • 59

    Rain Showers Likely

    • 39
    • 56

    Rain Showers Likely

    • 37
    • 52

    Chance Rain Showers

    • 34
    • 51

    Partly Sunny

Today 18 Oct Merrimack

Mostly sunny. Highs in the lower 60s. Light and variable Winds.

Tonight 18 Oct Merrimack

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows around 40. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Sunapee Resort Temperature Statistics

October Temperature

Springfield, Hartness State Springfield Airport (21.7 miles)

  • Lowest 10 October, 2025

    27 °F

  • Average October

    53.5 °F

  • Highest 5 October, 2025

    84.9 °F

Climate (2020–Present)

Springfield, Hartness State Springfield Airport (21.7 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    59 °F
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