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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 9:35:57 am
Latest Report: Mar 21, 2026 at 9:10 am
Visibility: 7 mi
Pressure: 29.79 "Hg
Humidity: 93%
Dew Point: 43 °F

Upcoming 5 hours

Now 10:00 am 11:00 am 12:00 pm 1:00 pm 2:00 pm
45 °F 43 °F 44 °F 45 °F 45 °F 45 °F

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Forecast for the next 48 hours

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  Saturday Sunday
  Morning Afternoon Evening Night Morning Afternoon Evening
Forecast
Temperature 42 °F 45 °F 40 °F 37 °F 41 °F 46 °F 43 °F
Light rain. Overcast. Mostly sunny. Overcast. Overcast. Sprin­kles. Overcast. Sprin­kles. Overcast. Rain. Overcast.
Feels Like 36 °F 38 °F 34 °F 30 °F 31 °F 38 °F 38 °F
Wind Speed 12 mph 17 mph 9 mph 11 mph 24 mph 22 mph 9 mph
Wind Direction W
N
ENE
SSE
SSE
S
W
Humidity 90% 65% 73% 80% 75% 84% 92%
Dew Point 40 °F 34 °F 32 °F 32 °F 34 °F 41 °F 41 °F
Visibility 1 mi 7 mi 6 mi 6 mi 5 mi 4 mi 4 mi
Probability of Precipitation 31% 2% 0% 5% 10% 38% 54%
Amount of Rain 0.04" 0.00" 0.00" 0.00" 0.01" 0.02" 0.33"
Amount of Snow 0.00" 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-day Hour-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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Sun Mon Tue Wed Thu Fri Sat
15
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20

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Detailed forecast for 14 days