Miacomet Beach Weather Forecast

    • 66
    • 73

    Sunny

    • 64
    • 72

    Partly Sunny

    • 67
    • 73

    Breezy

    • 64
    • 75

    Chance Rain Showers

    • 63
    • 72

    Mostly Sunny

    • 64
    • 71

    Partly Sunny

Today 7 Sep Nantucket

Sunny. Highs in the lower 70s. Northwest Winds around 15 Mph, Diminishing to 5 to 10 Mph.

Tonight 7 Sep Nantucket

Mostly clear. Not as cool with Lows in the mid 60s. Southwest Winds 5 to 10 Mph, becoming northwest after midnight.

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Miacomet Beach Temperature Statistics

September Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 2 September, 2026

    57.9 °F

  • Average September

    67.1 °F

  • Highest 4 September, 2026

    78.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    58.8 °F
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