Cisco Beach Weather Forecast

    • 64
    • 72

    Mostly Cloudy

    • 65
    • 73

    Rain Showers

    • 59
    • 72

    Chance Rain Showers

    • 58
    • 67

    Mostly Sunny

    • 61
    • 69

    Mostly Sunny

    • 63
    • 72

    Slight Chance Rain Showers

    • 59
    • 72

    Chance Rain Showers

Today 12 Sep Nantucket

Mostly sunny. Near steady temperature around 70. Southeast Winds around 10 Mph.

Tonight 12 Sep Nantucket

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 60s. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cisco Beach Temperature Statistics

September Temperature

Nantucket, Nantucket Memorial Airport (5 miles)

  • Lowest 6 September, 2026

    55 °F

  • Average September

    67.2 °F

  • Highest 4 September, 2026

    78.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    58.8 °F
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