Sankaty Head Lighthouse Weather Forecast

    • 60
    • 77

    Mostly Sunny

    • 68
    • 76

    Rain Showers Likely

    • 67
    • 78

    Rain Showers Likely

    • 68
    • 75

    Mostly Sunny

    • 70
    • 78

    Slight Chance Rain Showers

    • 68
    • 80

    Chance Rain Showers

Today 15 Aug Nantucket

Sunny. Highs in the upper 70s. North Winds 5 to 10 Mph.

Tonight 15 Aug Nantucket

Mostly clear. Lows in the upper 50s. Southeast Winds around 5 Mph, becoming west after midnight.

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Sankaty Head Lighthouse Temperature Statistics

August Temperature

Nantucket, Nantucket Memorial Airport (5 miles)

  • Lowest 5 August, 2026

    62.1 °F

  • Average August

    72.4 °F

  • Highest 7 August, 2026

    80.1 °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

    58.9 °F
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