Nantucket Harbor - Third Point Weather Forecast

    • 20
    • 31

    Decreasing Clouds

    • 30
    • 35

    Mostly Sunny

    • 33
    • 36

    Partly Sunny

    • 37
    • 39

    Mostly Cloudy

    • 37
    • 41

    Slight Chance Rain

    • 36
    • 41

    Partly Sunny

Today 21 Feb Nantucket

Sunny. Near steady temperature in the lower 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 21 Feb Nantucket

Partly cloudy. Lows around 20. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Nantucket Harbor - Third Point Temperature Statistics

February Temperature

Nantucket, Nantucket Memorial Airport (3.7 miles)

  • Lowest 5 February, 2025

    18 °F

  • Average February

    32.4 °F

  • Highest 16 February, 2025

    50 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (3.7 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    59.3 °F
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