Jetties Beach Weather Forecast

    • 57
    • 64

    Partly Sunny

    • 58
    • 66

    Mostly Sunny

    • 53
    • 68

    Chance Rain Showers

    • 51
    • 61

    Chance Rain Showers

    • 51
    • 59

    Chance Rain Showers

    • 52
    • 60

    Chance Rain Showers

Today 18 May Nantucket

Mostly sunny. Highs in the mid 60s. East Winds 5 to 10 Mph, becoming southeast in the afternoon.

Tonight 18 May Nantucket

Partly cloudy. Near steady temperature in the upper 50s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jetties Beach Temperature Statistics

May Temperature

Nantucket, Nantucket Memorial Airport (3.7 miles)

  • Lowest 2 May, 2026

    44.1 °F

  • Average May

    51.7 °F

  • Highest 5 May, 2026

    59 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (3.7 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    59 °F
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