Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 17°C. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

Tuesday
29th Sep
17

15

3

4
Wednesday
30th Sep
18

15

5

5
Thursday
1st Oct
19

15

6

5
Friday
2nd Oct
19

16

11

5
Saturday
3rd Oct
17

14

5

3

5-day weather forecast updated at 04:01 on Tuesday 29th September 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 Tuesday 29th September 2026

Expect mostly cloudy with light rain in Nantucket, Massachusetts with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 2% chance of some rain and a light breeze of 12 kph from the west.

17
°C maximum temperature
15
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
2
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
12
kph wind from W

Nantucket weather for Wednesday 30th September 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

18
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
5
kph wind from N

Nantucket weather for Thursday 1st October 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

19
°C maximum temperature
15
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
16
kph wind from SW

Nantucket weather for Friday 2nd October 2026

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

19
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from SW

Nantucket weather for Saturday 3rd October 2026

Expect sunshine and showers in Nantucket, Massachusetts with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a gentle breeze of 16 kph from the north-east.