Sankaty Head Lighthouse Weather Forecast

    • 66
    • 84

    Chance Rain Showers

    • 61
    • 73

    Chance Rain Showers

    • 63
    • 76

    Rain Showers

    • 60
    • 75

    Chance Rain Showers

    • 64
    • 72

    Mostly Cloudy

    • 65
    • 79

    Slight Chance Rain Showers

Today 4 Jul Nantucket

Sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the mid 80s. West Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

Tonight 4 Jul Nantucket

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Humid with Lows in the upper 60s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 40 percent.

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Sankaty Head Lighthouse Temperature Statistics

July Temperature

Nantucket, Nantucket Memorial Airport (5 miles)

  • Lowest 1 July, 2026

    66 °F

  • Average July

    69.7 °F

  • Highest 2 July, 2026

    75 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (5 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    59 °F
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