Katama County Beach Weather Forecast

    • 63
    • 71

    Mostly Sunny

    • 64
    • 73

    Rain Showers

    • 63
    • 74

    Rain Showers

    • 64
    • 75

    Mostly Sunny

    • 65
    • 72

    Partly Sunny

    • 66
    • 71

    Slight Chance Rain Showers

Today 21 Jun Dukes

Sunny. Highs in the lower 80s.

Tonight 21 Jun Dukes

Partly cloudy with a 30 percent chance of Showers. Lows in the lower 60s.

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  • Temperature Real-Time

Katama County Beach Temperature Statistics

June Temperature

Marthas Vineyard Airport (6.8 miles)

  • Lowest 1 June, 2026

    46 °F

  • Average June

    66.1 °F

  • Highest 13 June, 2026

    84 °F

Climate (2021–2026)

Marthas Vineyard Airport (6.8 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    60.5 °F
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