Cuttyhunk Harbor SPB Weather Forecast

    • 62
    • 72

    Mostly Sunny

    • 68
    • 72

    Mostly Sunny

    • 69
    • 74

    Chance Rain Showers

    • 68
    • 74

    Mostly Cloudy

    • 67
    • 74

    Partly Sunny

    • 68
    • 73

    Partly Sunny

Today 25 Aug Dukes

Sunny. Highs in the lower 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 25 Aug Dukes

Clear. Lows around 60. West Winds 10 to 15 Mph.

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Cuttyhunk Harbor SPB Temperature Statistics

August Temperature

Marthas Vineyard Airport (16.2 miles)

  • Lowest 10 August, 2026

    61 °F

  • Average August

    73.1 °F

  • Highest 7 August, 2026

    86 °F

Climate (2021–2026)

Marthas Vineyard Airport (16.2 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    60.5 °F
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