Siasconset Weather Forecast

    • 46
    • 52

    Sunny

    • 52
    • 56

    Sunny

    • 54
    • 59

    Mostly Sunny

    • 53
    • 58

    Partly Sunny

    • 55
    • 60

    Mostly Cloudy

    • 55
    • 61

    Chance Rain Showers

    • 52
    • 60

    Rain Showers Likely

Today 31 Oct Nantucket

Showers likely. Lows in the lower 50s. Highs in the upper 50s. Chance of rain 60 percent.

Tonight 31 Oct Nantucket

Clear. Lows in the mid 40s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Siasconset Temperature Statistics

October Temperature

Nantucket, Nantucket Memorial Airport (4.3 miles)

  • Lowest 27 October, 2026

    35.1 °F

  • Average October

    56.2 °F

  • Highest 2 October, 2026

    71.1 °F

Climate (2021–2026)

Nantucket, Nantucket Memorial Airport (4.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    58.7 °F
Get WillyWeather+ to remove ads