Nantucket Harbor - Pocomo Head Weather Forecast

    • 39
    • 46

    Rain Showers Likely

    • 39
    • 42

    Rain

    • 32
    • 43

    Rain

    • 35
    • 38

    Partly Sunny

    • 39
    • 42

    Partly Sunny

    • 37
    • 43

    Chance Rain

Today 9 Jan Nantucket

Partly sunny. Patchy fog this morning. Highs in the mid 40s. South Winds 10 to 15 Mph. Gusts up to 25 Mph this afternoon.

Tonight 9 Jan Nantucket

Showers likely. Patchy fog. Near steady temperature in the lower 40s. South Winds 15 to 20 Mph, becoming southwest after midnight. Gusts up to 30 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nantucket Harbor - Pocomo Head Temperature Statistics

January Temperature

Nantucket, Nantucket Memorial Airport (4.3 miles)

  • Lowest 1 January, 2026

    19 °F

  • Average January

    28.4 °F

  • Highest 6 January, 2026

    42.1 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (4.3 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    59.1 °F
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