Cuttyhunk Harbor SPB Weather Forecast

    • 67
    • 73

    Chance Rain Showers

    • 67
    • 72

    Rain Showers

    • 66
    • 71

    Chance Rain Showers

    • 67
    • 72

    Slight Chance Thunderstorms

    • 68
    • 73

    Partly Sunny

    • 69
    • 75

    Chance Rain Showers

Today 28 Jul Dukes

Mostly sunny. Highs in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 Jul Dukes

Mostly cloudy. A chance of Showers with isolated Thunderstorms after midnight. Humid with Lows in the upper 60s. Southeast Winds 15 to 20 Mph. Chance of rain 30 percent.

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  • Temperature Real-Time

Cuttyhunk Harbor SPB Temperature Statistics

July Temperature

Marthas Vineyard Airport (16.2 miles)

  • Lowest 25 July, 2026

    57.9 °F

  • Average July

    72.1 °F

  • Highest 4 July, 2026

    91 °F

Climate (2021–2026)

Marthas Vineyard Airport (16.2 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    60.5 °F
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