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Weather in Nantucket, Massachusetts, USA

Now
45 °F

Mostly cloudy.


Feels Like: 39 °F
Forecast: 46 / 37 °F
Wind: 14 mph from Northwest

Location: Nantucket Memorial Airport
Current Time: Mar 21, 2026 at 9:42:52 am
Latest Report: Mar 21, 2026 at 9:10 am
Visibility: 7 mi
Pressure: 29.79 "Hg
Humidity: 93%
Dew Point: 43 °F
Location of NantucketLocation

Upcoming 5 hours

Now10:00 am11:00 am12:00 pm1:00 pm2:00 pm
45 °F43 °F44 °F45 °F45 °F45 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature42 °F45 °F40 °F37 °F41 °F46 °F43 °F
Light rain. Overcast.Mostly sunny.Overcast.Overcast.Sprin­kles. Overcast.Sprin­kles. Overcast.Rain. Overcast.
Feels Like36 °F38 °F34 °F30 °F31 °F38 °F38 °F
Wind Speed12 mph17 mph9 mph11 mph24 mph22 mph9 mph
Wind DirectionW
N
ENE
SSE
SSE
S
W
Humidity90%65%73%80%75%84%92%
Dew Point40 °F34 °F32 °F32 °F34 °F41 °F41 °F
Visibility1 mi7 mi6 mi6 mi5 mi4 mi4 mi
Probability of Precipitation31%2%0%5%10%38%54%
Amount of Rain0.04"0.00"0.00"0.00"0.01"0.02"0.33"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 3:42:42 am Nantucket time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 47 / 35 °F
Humidity: 78%. Wind: 15 mph from South

More weather last week

Currently at nearby stations

45 °F

Barnstable Municipal-Boardman Airport: (28 mi)

Fog.

45 °F

Otis Air National Guard Base: (34 mi)

More clouds than sun.

46 °F

New Bedford Regional Airport: (52 mi)

Mostly cloudy.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days