Nantucket Harbor - Children's Beach Weather Forecast

    • 48
    • 60

    Breezy

    • 52
    • 60

    Mostly Sunny

    • 54
    • 64

    Rain Showers Likely

    • 53
    • 64

    Rain Showers Likely

    • 54
    • 64

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

    • 50
    • 61

    Chance Rain Showers

Today 17 Oct Nantucket

Partly sunny and breezy. Near steady temperature in the mid 50s. North Winds 20 to 25 Mph.

Tonight 17 Oct Nantucket

Partly cloudy in the Evening, then becoming mostly clear. Lows around 50. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nantucket Harbor - Children's Beach Temperature Statistics

October Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 3 October, 2025

    41 °F

  • Average October

    59.2 °F

  • Highest 4 October, 2025

    72 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    59.4 °F
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