Nantucket Harbor - Children's Beach Weather Forecast

    • 39
    • 55

    Mostly Sunny

    • 45
    • 55

    Partly Sunny

    • 56
    • 59

    Mostly Sunny

    • 51
    • 61

    Mostly Sunny

    • 50
    • 55

    Mostly Cloudy

    • 54
    • 57

    Mostly Cloudy

Today 27 Oct Nantucket

Sunny, cooler. Near steady temperature in the lower 50s. North Winds 15 to 20 Mph.

Tonight 27 Oct Nantucket

Mostly clear and cooler. Near steady temperature in the mid 40s. Temperature rising into the upper 40s after midnight. Northeast Winds 5 to 10 Mph.

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Nantucket Harbor - Children's Beach Temperature Statistics

October Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 24 October, 2026

    36 °F

  • Average October

    56.8 °F

  • Highest 2 October, 2026

    71.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    58.7 °F
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