Sankaty Head Lighthouse Weather Forecast

    • 61
    • 73

    Increasing Clouds

    • 64
    • 73

    Rain Showers

    • 58
    • 72

    Chance Rain Showers

    • 60
    • 67

    Mostly Sunny

    • 63
    • 69

    Mostly Sunny

    • 63
    • 71

    Partly Sunny

Today 12 Sep Nantucket

Sunny. Near steady temperature around 70. Southeast Winds 5 to 10 Mph.

Tonight 12 Sep Nantucket

Partly cloudy. Lows in the lower 60s. South Winds around 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sankaty Head Lighthouse Temperature Statistics

September Temperature

Nantucket, Nantucket Memorial Airport (5 miles)

  • Lowest 6 September, 2026

    55 °F

  • Average September

    67.2 °F

  • Highest 4 September, 2026

    78.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    58.8 °F
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