Cuttyhunk Harbor SPB Weather Forecast

    • 46
    • 51

    Breezy

    • 32
    • 55

    Rain

    • 39
    • 45

    Breezy

    • 27
    • 48

    Breezy

    • 27
    • 33

    Partly Sunny

    • 35
    • 42

    Chance Rain

Today 18 Dec Dukes

Sunny. Highs around 50. Southeast Winds 10 to 15 Mph.

Tonight 18 Dec Dukes

Mostly cloudy. A chance of rain after midnight. Breezy and not as cool with Lows in the lower 40s. South Winds 15 to 25 Mph. Gusts up to 30 Mph, increasing to 40 Mph after midnight. Chance of rain 30 percent.

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Cuttyhunk Harbor SPB Temperature Statistics

December Temperature

Marthas Vineyard Airport (16.2 miles)

  • Lowest 5 December, 2025

    10.9 °F

  • Average December

    34.3 °F

  • Highest 10 December, 2025

    51.1 °F

Climate (2020–Present)

Marthas Vineyard Airport (16.2 miles)

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  • Average Low 2020–2025

    44.6 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    60.8 °F
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