Nantucket Weather Forecast

    • 55
    • 63

    Mostly Cloudy

    • 57
    • 66

    Mostly Cloudy

    • 59
    • 67

    Mostly Cloudy

    • 62
    • 71

    Mostly Cloudy

    • 63
    • 73

    Partly Sunny

    • 62
    • 73

    Mostly Sunny

Today 15 Jun Nantucket

Partly sunny. Highs in the lower 60s. Northeast Winds 10 to 15 Mph.

Tonight 15 Jun Nantucket

Mostly cloudy. Patchy fog after midnight. Near steady temperature in the upper 50s. East Winds 10 to 15 Mph.

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Nantucket Temperature Statistics

June Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 3 June, 2025

    50.6 °F

  • Average June

    61.2 °F

  • Highest 5 June, 2025

    71.7 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    59.3 °F
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