Siasconset Weather Forecast

    • 40
    • 55

    Cloudy

    • 39
    • 52

    Rain Showers

    • 39
    • 46

    Partly Sunny

    • 32
    • 45

    Chance Rain Showers

    • 34
    • 39

    Mostly Sunny

    • 41
    • 47

    Partly Sunny

    • 41
    • 49

    Partly Sunny

Today 4 Apr Nantucket

Mostly cloudy and breezy. Highs in the lower 50s. Temperature falling into the lower 40s late. Northeast Winds 20 to 25 Mph.

Tonight 4 Apr Nantucket

Cloudy. Patchy fog after midnight. Lows around 40. East Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siasconset Temperature Statistics

April Temperature

Nantucket, Nantucket Memorial Airport (4.3 miles)

  • Lowest 2 April, 2026

    39 °F

  • Average April

    43.6 °F

  • Highest 1 April, 2026

    51.1 °F

Climate (2021–Present)

Nantucket, Nantucket Memorial Airport (4.3 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    59.1 °F
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