Nantucket Harbor - First Point Weather Forecast

    • 61
    • 63

    Chance Rain Showers

    • 54
    • 68

    Partly Sunny

    • 52
    • 60

    Rain Showers Likely

    • 48
    • 66

    Rain Showers

    • 42
    • 55

    Breezy

    • 49
    • 55

    Mostly Sunny

Today 13 Oct Nantucket

Mostly cloudy with patchy drizzle. Near steady temperature in the lower 60s. Southeast Winds 10 to 15 Mph.

Tonight 13 Oct Nantucket

Mostly cloudy with a 20 percent chance of Showers. Near steady temperature in the lower 60s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Nantucket Harbor - First Point Temperature Statistics

October Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 11 October, 2026

    44.1 °F

  • Average October

    60 °F

  • Highest 2 October, 2026

    71.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    58.7 °F
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