Siasconset Weather Forecast

    • 35
    • 46

    Chance Rain

    • 39
    • 45

    Mostly Sunny

    • 38
    • 47

    Chance Rain

    • 35
    • 43

    Chance Rain

    • 41
    • 46

    Rain Likely

    • 38
    • 50

    Chance Rain

Today 26 Mar Nantucket

Mostly cloudy with rain likely in the Morning, then mostly sunny with a slight chance of Showers in the afternoon. Near steady temperature in the lower 40s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon. Chance of rain 70 percent.

Tonight 26 Mar Nantucket

Partly cloudy. Lows in the mid 30s. West Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siasconset Temperature Statistics

March Temperature

Nantucket, Nantucket Memorial Airport (4.3 miles)

  • Lowest 3 March, 2025

    19.9 °F

  • Average March

    40.6 °F

  • Highest 16 March, 2025

    54 °F

Climate (2020–Present)

Nantucket, Nantucket Memorial Airport (4.3 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    59.2 °F
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