Coatue Weather Forecast

    • 64
    • 69

    Rain Showers Likely

    • 66
    • 70

    Chance Rain Showers

    • 61
    • 71

    Mostly Sunny

    • 49
    • 64

    Mostly Sunny

    • 61
    • 65

    Partly Sunny

    • 63
    • 67

    Partly Sunny

    • 64
    • 68

    Partly Sunny

Today 17 Sep Nantucket

Partly sunny with a 50 percent chance of Showers. Near steady temperature in the upper 60s. East Winds 10 to 15 Mph.

Tonight 17 Sep Nantucket

Mostly cloudy. A chance of Showers with isolated Thunderstorms this Evening, then Showers likely with a chance of Thunderstorms after midnight. Patchy fog after midnight. Near steady temperature in the mid 60s. East Winds 10 to 15 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coatue Temperature Statistics

September Temperature

Nantucket, Nantucket Memorial Airport (3.7 miles)

  • Lowest 13 September, 2025

    48 °F

  • Average September

    64.3 °F

  • Highest 6 September, 2025

    75.9 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (3.7 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    59.4 °F
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