Nantucket Harbor - Bass Point Weather Forecast

    • 38
    • 41

    Rain

    • 31
    • 48

    Rain

    • 29
    • 33

    Windy

    • 31
    • 37

    Breezy

    • 26
    • 36

    Chance Rain/Snow

    • 25
    • 31

    Slight Chance Snow

Today 28 Dec Nantucket

Mostly sunny. Highs in the lower 40s. West Winds 10 to 15 Mph.

Tonight 28 Dec Nantucket

Rain. Not as cool with Lows in the mid 30s. Southwest Winds 10 to 15 Mph. Chance of rain 80 percent.

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Nantucket Harbor - Bass Point Temperature Statistics

December Temperature

Nantucket, Nantucket Memorial Airport (5 miles)

  • Lowest 15 December, 2025

    16 °F

  • Average December

    36.8 °F

  • Highest 19 December, 2025

    55 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (5 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    59.2 °F
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