Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 24°C. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

Wednesday
22nd Jul
24

20

4

4
Thursday
23rd Jul
23

18

12

8
Friday
24th Jul
23

18

14

8
Saturday
25th Jul
23

18

15

8
Sunday
26th Jul
23

18

15

5

5-day weather forecast updated at 04:01 on Wednesday 22nd July 2026 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 Wednesday 22nd July 2026

Expect isolated thunderstorms in Nantucket, Massachusetts with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and a moderate breeze of 27 kph from the south-west.

24
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
73
% chance of some rain
<20
mm of rainfall expected
24
°C wind chill
27
kph wind from SW

Nantucket weather for Thursday 23rd July 2026

Expect sunshine and showers in Nantucket, Massachusetts with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a light breeze of 11 kph from the north.

23
°C maximum temperature
18
°C minimum temperature
sunshine and showers
12
hours of sunshine
8
UV index (Very High)
23
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
11
kph wind from N

Nantucket weather for Friday 24th July 2026

Expect clear skies in Nantucket, Massachusetts with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

23
°C maximum temperature
18
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
23
°C wind chill
8
kph wind from E

Nantucket weather for Saturday 25th July 2026

Expect clear skies in Nantucket, Massachusetts with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

23
°C maximum temperature
18
°C minimum temperature
clear skies
15
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
23
°C wind chill
12
kph wind from NE

Nantucket weather for Sunday 26th July 2026

Expect clear skies in Nantucket, Massachusetts with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.