Nantucket Harbor Weather Forecast

    • 37
    • 47

    Rain

    • 37
    • 43

    Breezy

    • 30
    • 43

    Partly Sunny

    • 31
    • 39

    Partly Sunny

    • 25
    • 39

    Slight Chance Snow Showers

    • 31
    • 39

    Mostly Cloudy

Today 16 Jan Nantucket

Rain, windy. Near steady temperature in the mid 40s. Southeast Winds 20 to 30 Mph with Gusts up to 45 Mph, becoming south 15 to 20 Mph with Gusts up to 30 Mph in the afternoon. Chance of rain near 100 percent.

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Nantucket Harbor Temperature Statistics

January Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 10 January, 2021

    25 °F
  • Average January

    38 °F
  • Highest 2 January, 2021

    53.1 °F

Climate (2010–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2010–Present

    46 °F
  • Average 2010–Present

    51.7 °F
  • Average High 2010–Present

    57.4 °F
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