Edgartown Beach Weather Forecast

    • 69
    • 85

    Increasing Clouds

    • 68
    • 77

    Slight Chance Thunderstorms

    • 67
    • 73

    Partly Sunny

    • 67
    • 78

    Mostly Sunny

    • 69
    • 78

    Mostly Sunny

    • 72
    • 80

    Mostly Sunny

Today 9 Jul Dukes

Sunny with Highs in the lower 80s. Southwest Winds 15 to 20 Mph.

Tonight 9 Jul Dukes

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog. Humid with Lows in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Edgartown Beach Temperature Statistics

July Temperature

Marthas Vineyard Airport (3.7 miles)

  • Lowest 6 July, 2026

    63 °F
  • Average July

    74.5 °F
  • Highest 4 July, 2026

    91 °F

Climate (2021–2026)

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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