Chappaquiddick Beach Weather Forecast

    • 32
    • 41

    Breezy

    • 37
    • 43

    Mostly Sunny

    • 37
    • 45

    Mostly Sunny

    • 35
    • 43

    Partly Sunny

    • 37
    • 42

    Mostly Cloudy

    • 41
    • 46

    Mostly Cloudy

Today 9 Mar Dukes

Mostly sunny and brisk. Highs around 40. West Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest 15 to 25 Mph with Gusts up to 35 Mph this afternoon.

Tonight 9 Mar Dukes

Partly cloudy in the Evening, then becoming mostly cloudy. Near steady temperature in the mid 30s. West Winds 15 to 20 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight.

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Chappaquiddick Beach Temperature Statistics

March Temperature

Marthas Vineyard Airport (5.6 miles)

  • Lowest 3 March, 2025

    11.8 °F

  • Average March

    35.5 °F

  • Highest 1 March, 2025

    52.6 °F

Climate (2020–Present)

Marthas Vineyard Airport (5.6 miles)

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  • Average Low 2020–2025

    44.8 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    60.9 °F
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