Joseph Sylvia State Beach Weather Forecast

    • 9
    • 35

    Decreasing Clouds

    • 13
    • 18

    Mostly Cloudy

    • 25
    • 32

    Snow

    • 16
    • 33

    Snow Likely

    • 17
    • 25

    Partly Sunny

    • 18
    • 27

    Chance Snow

Today 23 Jan Dukes

Mostly sunny and brisk. Highs in the mid 30s. West Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 23 Jan Dukes

Partly cloudy. Lows in the upper 20s. West Winds 15 to 20 Mph.

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Joseph Sylvia State Beach Temperature Statistics

January Temperature

Marthas Vineyard Airport (3.7 miles)

  • Lowest 1 January, 2026

    18 °F

  • Average January

    34.5 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Marthas Vineyard Airport (3.7 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    60.8 °F
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