National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

65°F

18°C

Humidity 61%
Wind Speed SW 15 mph
Barometer NA
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 3 Oct 1:53 pm EDT
Extended Forecast for

Nantucket MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. Southwest wind around 13 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. West wind 10 to 14 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. West wind around 10 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Southwest wind 3 to 6 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. South wind 5 to 8 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Southwest wind around 6 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. Southwest wind 7 to 11 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Southwest wind around 9 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Southwest wind 10 to 13 mph.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 69. Southwest wind around 13 mph.
Tonight
Mostly clear, with a low around 59. West wind 10 to 14 mph.
Saturday
Sunny, with a high near 73. West wind around 10 mph.
Saturday Night
Mostly clear, with a low around 60. Southwest wind 3 to 6 mph.
Sunday
Sunny, with a high near 72. South wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 60. Southwest wind around 6 mph.
Monday
Sunny, with a high near 72. Southwest wind 7 to 11 mph.
Monday Night
Mostly clear, with a low around 60. Southwest wind around 9 mph.
Tuesday
Sunny, with a high near 73. Southwest wind 10 to 13 mph.
Tuesday Night
A chance of showers after 3am. Mostly cloudy, with a low around 60. Southwest wind around 11 mph. Chance of precipitation is 30%.
Wednesday
Showers. High near 72. Southwest wind 13 to 15 mph. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 52. North wind 11 to 15 mph. Chance of precipitation is 80%.
Thursday
A chance of showers. Partly sunny, with a high near 63. North wind 15 to 17 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
Last Update:
7:08 am EDT Oct 3, 2025
Forecast Valid:
2pm EDT Oct 3, 2025-6pm EDT Oct 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation