Nantucket Harbor - Brant Point Lighthouse Weather Forecast

    • 38
    • 44

    Increasing Clouds

    • 32
    • 47

    Partly Sunny

    • 28
    • 41

    Breezy

    • 33
    • 40

    Chance Rain

    • 34
    • 46

    Chance Rain

    • 33
    • 42

    Slight Chance Rain

Today 19 Mar Nantucket

Sunny. Highs in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 19 Mar Nantucket

Mostly cloudy. Near steady temperature in the upper 30s. West Winds 15 to 20 Mph. Gusts up to 30 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nantucket Harbor - Brant Point Lighthouse Temperature Statistics

March Temperature

Nantucket, Nantucket Memorial Airport (2.5 miles)

  • Lowest 1 March, 2024

    27.8 °F
  • Average March

    43.1 °F
  • Highest 15 March, 2024

    57.7 °F

Climate (2019–Present)

Nantucket, Nantucket Memorial Airport (2.5 miles)

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  • Average Low 2019–2024

    47.5 °F
  • Average 2019–2024

    53.4 °F
  • Average High 2019–2024

    59.2 °F
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