Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 7°C. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

Wednesday
17th Dec
7

3

6

2
Thursday
18th Dec
7

2

8

1
Friday
19th Dec
10

2

0

0
Saturday
20th Dec
4

-1

9

1
Sunday
21st Dec
8

0

4

1

5-day weather forecast updated at 04:01 on Wednesday 17th December 2025 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 17th December 2025

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 7°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

7
°C maximum temperature
3
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
23
kph wind from SW

Nantucket weather for Thursday 18th December 2025

Expect scattered clouds in Nantucket, Massachusetts with a maximum temperature of 7°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

7
°C maximum temperature
2
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
19
kph wind from S

Nantucket weather for Friday 19th December 2025

Expect mostly cloudy with rain in Nantucket, Massachusetts with a maximum temperature of 10°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 35 kph from the south.

10
°C maximum temperature
2
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
93
% chance of some rain
<20
mm of rainfall expected
6
°C wind chill
35
kph wind from S

Nantucket weather for Saturday 20th December 2025

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 4°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the west.

4
°C maximum temperature
-1
°C minimum temperature
broken clouds
9
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
32
kph wind from W

Nantucket weather for Sunday 21st December 2025

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.