Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 72°F. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 18th September 2025 GMT

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The 5-day weather forecast for Massachusetts (Nantucket) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Nantucket weather forecast by day

Below are the detailed weather forecasts for Nantucket for the next 5 days.

Nantucket weather for Thursday 18th September 2025

Expect isolated thunderstorms in Nantucket, Massachusetts with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and a light breeze of 7 mph from the west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 13% chance of some rain13
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Light breeze of 7 mph from the West7
    mph wind from W

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Nantucket weather for Friday 19th September 2025

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Gentle breeze of 8 mph from the West8
    mph wind from W

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Nantucket weather for Saturday 20th September 2025

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 64°F, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-east.

  • 64°F maximum temperature64
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 12 mph from the North-East12
    mph wind from NE

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Nantucket weather for Sunday 21st September 2025

Expect clear skies in Nantucket, Massachusetts with a maximum temperature of 64°F, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.

  • 64°F maximum temperature64
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 6 mph from the East6
    mph wind from E

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Nantucket weather for Monday 22nd September 2025

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 68°F, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south-east.

  • 68°F maximum temperature68
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Light breeze of 5 mph from the South-East5
    mph wind from SE

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Metric (°C)  |  Imperial (°F)

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