Nantucket Harbor - Pocomo Head Weather Forecast

    • 31
    • 38

    Snow Likely

    • 39
    • 43

    Chance Rain

    • 36
    • 43

    Slight Chance Rain

    • 38
    • 41

    Partly Sunny

    • 41
    • 45

    Rain Likely

    • 37
    • 45

    Chance Rain

Today 5 Jan Nantucket

Mostly sunny in the Morning, then becoming mostly cloudy. Highs in the lower 30s. Northwest Winds 15 to 20 Mph, becoming west 5 to 10 Mph in the afternoon.

Tonight 5 Jan Nantucket

Cloudy. Snow likely in the Evening, then a chance of rain and snow after midnight. Patchy fog. Little or no snow accumulation. Lows around 30. South Winds 5 to 10 Mph. Chance of precipitation 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

    25.3 °F

  • Highest 1 January, 2026

    34 °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

    59.2 °F
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