Nantucket Harbor - Pocomo Head Weather Forecast

    • 37
    • 44

    Decreasing Clouds

    • 42
    • 45

    Rain Likely

    • 43
    • 48

    Partly Sunny

    • 44
    • 48

    Partly Sunny

    • 44
    • 47

    Chance Rain Showers

    • 45
    • 49

    Slight Chance Rain Showers

Today 21 Apr Nantucket

Mostly sunny. Highs in the mid 40s. Northeast Winds 10 to 15 Mph.

Tonight 21 Apr Nantucket

Partly cloudy. Near steady temperature in the upper 30s. Southeast Winds 5 to 10 Mph, becoming south after midnight.

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  • Temperature Real-Time

Nantucket Harbor - Pocomo Head Temperature Statistics

April Temperature

Nantucket, Nantucket Memorial Airport (4.3 miles)

  • Lowest 9 April, 2026

    24.1 °F

  • Average April

    45.6 °F

  • Highest 16 April, 2026

    66 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (4.3 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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