Joseph Sylvia State Beach Weather Forecast

    • 35
    • 57

    Decreasing Clouds

    • 32
    • 51

    Mostly Sunny

    • 42
    • 48

    Mostly Cloudy

    • 43
    • 52

    Slight Chance Rain Showers

    • 44
    • 53

    Partly Sunny

    • 46
    • 54

    Chance Rain Showers

Today 23 Apr Dukes

Mostly cloudy this Morning, then clearing. Not as cool with Highs in the upper 50s. West Winds 10 to 15 Mph.

Tonight 23 Apr Dukes

Mostly clear. Lows in the mid 30s. North Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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Joseph Sylvia State Beach Temperature Statistics

April Temperature

Marthas Vineyard Airport (3.7 miles)

  • Lowest 8 April, 2026

    28.9 °F

  • Average April

    47.2 °F

  • Highest 15 April, 2026

    75.9 °F

Climate (2021–Present)

Marthas Vineyard Airport (3.7 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    60.6 °F
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