Nantucket, Massachusetts Weather
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Weather Forecast for Nantucket, Massachusetts : Nantucket County
Issued: 7:54 am EDT Jul 3, 2025 Latitude: 41.2834563 Longitude: -70.0994605 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday
Fog on Today 30% chance of thunderstorms on Tonight Sunny on Independence Day Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 30% chance of on Tuesday 30% chance of on Wednesday
High: 78°F Low: 65°F High: 78°F High: 78°F High: 78°F High: 79°F High: 79°F High: 78°F
Low: 64°F Low: 67°F Low: 68°F Low: 68°F Low: 68°F  
Fog Thunderstorms Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
NANTUCKET - (KACK)
66°
Mostly Clear
Fog
as of 8:00 AM EDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 1/2 Miles
Pressure: 29.83 in.
Flight Rule: IFR
Wind Data
10 MPH
270° West
Current Conditions at
MARTHAS VINEYARD - (KMVY)
66°
Cloudy
Mist
as of 7:53 AM EDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 1 Miles
Pressure: 29.83 in.
Flight Rule: LIFR
Wind Data
12 MPH
270° West
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
HYANNIS - (KHYA)
70°
Partly Cloudy
as of 7:56 AM EDST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
8 MPH
250° West
Cloud Level(s): Scattered at 400ft
Current Conditions at
COAST GUARD AIR STA - (KFMH)
68°
Cloudy
Mist
as of 7:56 AM EDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 6 Miles
Pressure: 29.85 in.
Flight Rule: LIFR
Wind Data
8 MPH
250° West
Cloud Level(s): Solid Overcast at 200ft
Fog on Today Today... Areas of fog before noon. Otherwise, mostly sunny, with a high near 78. Southwest wind 6 to 11 mph.
30% chance of thunderstorms Tonight Tonight... A chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 65. Southwest wind 6 to 10 mph becoming northwest after midnight. Chance of precipitation is 30%.
Sunny on Independence Day Independence Day... Sunny, with a high near 78. North wind around 9 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 64. South wind around 6 mph becoming northwest after midnight.
Sunny on Saturday Saturday... Sunny, with a high near 78. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 67. Southwest wind around 9 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 78. Southwest wind 11 to 15 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 68. Southwest wind around 11 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 79. Southwest wind 11 to 15 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 68. Southwest wind around 11 mph.
30% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 79. Southwest wind around 11 mph. Chance of precipitation is 30%.
30% chance of rain Tuesday Night Tuesday Night... A chance of showers. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 30%.
30% chance of Wednesday Wednesday... A chance of showers. Partly sunny, with a high near 78. South wind 9 to 11 mph. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Nantucket, Massachusetts
Sunrise: 05:13 AM
Sunset: 8:17 PM
Civil Sunrise:04:39 AM
Civil Sunset: 8:51 PM
Nautical Sunrise: 03:56 AM
Nautical Sunset: 9:33 PM
Astro Sunrise: 03:06 AM
Astro Sunset: 10:24 PM
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