Menemsha Harbor Weather Forecast

    • 59
    • 72

    Decreasing Clouds

    • 57
    • 73

    Mostly Sunny

    • 58
    • 71

    Mostly Sunny

    • 60
    • 71

    Mostly Cloudy

    • 61
    • 72

    Slight Chance Rain Showers

    • 57
    • 74

    Partly Sunny

Today 14 Sep Dukes

Partly sunny. Isolated Showers in the afternoon. Highs in the lower 70s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Chance of rain 20 percent.

Tonight 14 Sep Dukes

Partly cloudy in the Evening, then becoming mostly clear. Patchy fog after midnight. Lows around 60. Southwest Winds 5 to 10 Mph, becoming west after midnight.

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Menemsha Harbor Temperature Statistics

September Temperature

Marthas Vineyard Airport (8.1 miles)

  • Lowest 8 September, 2025

    55.9 °F

  • Average September

    67 °F

  • Highest 5 September, 2025

    77 °F

Climate (2020–Present)

Marthas Vineyard Airport (8.1 miles)

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  • Average Low 2020–2025

    44.6 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    61 °F
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