Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 77°F. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

Friday
28th Aug
77

70

7

5
Saturday
29th Aug
73

66

7

7
Sunday
30th Aug
75

66

11

7
Monday
31st Aug
75

66

9

7
Tuesday
1st Sep
72

64

3

5

5-day weather forecast updated at 04:01 on Friday 28th August 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 Friday 28th August 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 77°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south.

77
°F maximum temperature
70
°F minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
6
mph wind from S

Nantucket weather for Saturday 29th August 2026

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 73°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north.

73
°F maximum temperature
66
°F minimum temperature
scattered clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
73
°F wind chill
9
mph wind from N

Nantucket weather for Sunday 30th August 2026

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 75°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south-west.

75
°F maximum temperature
66
°F minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
75
°F wind chill
10
mph wind from SW

Nantucket weather for Monday 31st August 2026

Expect isolated thunderstorms in Nantucket, Massachusetts with a maximum temperature of 75°F, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 5-10 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 10 mph from the west.

75
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
9
hours of sunshine
7
UV index (High)
39
% chance of some rain
<10
mm of rainfall expected
75
°F wind chill
10
mph wind from W

Nantucket weather for Tuesday 1st September 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-east.