Nantucket Harbor Weather Forecast

    • 41
    • 49

    Decreasing Clouds

    • 40
    • 46

    Slight Chance Rain Showers

    • 42
    • 50

    Chance Rain Showers

    • 43
    • 51

    Chance Rain Showers

    • 43
    • 51

    Chance Rain Showers

    • 45
    • 53

    Chance Rain Showers

Today 24 Apr Nantucket

Mostly sunny. Near steady temperature in the mid 40s. Northeast Winds 10 to 15 Mph.

Tonight 24 Apr Nantucket

Partly cloudy. Near steady temperature in the lower 40s. East Winds around 5 Mph, becoming northeast around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nantucket Harbor Temperature Statistics

April Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 9 April, 2026

    24.1 °F

  • Average April

    45.7 °F

  • Highest 16 April, 2026

    66 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    59.1 °F
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