Nantucket Harbor - Third Point Weather Forecast

    • 24
    • 37

    Slight Chance Snow

    • 35
    • 37

    Mostly Sunny

    • 33
    • 41

    Partly Sunny

    • 23
    • 36

    Mostly Cloudy

    • 26
    • 28

    Slight Chance Snow

    • 32
    • 37

    Chance Rain

Today 26 Feb Nantucket

Partly sunny this Morning, then mostly cloudy with a chance of snow with a slight chance of rain this afternoon. Near steady temperature in the mid 30s. West Winds 10 to 15 Mph, Diminishing to around 5 Mph this afternoon. Chance of precipitation 30 percent.

Tonight 26 Feb Nantucket

Cloudy with a chance of snow with a slight chance of rain in the Evening, then mostly clear after midnight. Lows in the mid 20s. Northwest Winds 10 to 15 Mph. Chance of precipitation 40 percent.

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Nantucket Harbor - Third Point Temperature Statistics

February Temperature

Nantucket, Nantucket Memorial Airport (3.7 miles)

  • Lowest 8 February, 2026

    10.9 °F

  • Average February

    29.7 °F

  • Highest 19 February, 2026

    41 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (3.7 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    59.1 °F
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