Nantucket weather live forecast

Today's maximum temperature in Nantucket is expected to be 12°C. Select a day from the live weather forecast for Nantucket, Massachusetts, USA for more weather parameters.

Tuesday
17th Mar
12

1

5

5
Wednesday
18th Mar
2

-1

6

4
Thursday
19th Mar
5

1

6

4
Friday
20th Mar
6

3

5

4
Saturday
21st Mar
7

4

0

2

5-day weather forecast updated at 04:01 on Tuesday 17th March 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 17th March 2026

Expect sunshine and showers in Nantucket, Massachusetts with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 11% chance of some rain and a fresh breeze of 37 kph from the west.

12
°C maximum temperature
1
°C minimum temperature
sunshine and showers
5
hours of sunshine
5
UV index (Moderate)
11
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
37
kph wind from W

Nantucket weather for Wednesday 18th March 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 2°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.

2
°C maximum temperature
-1
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
-2
°C wind chill
18
kph wind from NW

Nantucket weather for Thursday 19th March 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 5°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.

5
°C maximum temperature
1
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
6
kph wind from SE

Nantucket weather for Friday 20th March 2026

Expect broken clouds in Nantucket, Massachusetts with a maximum temperature of 6°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

6
°C maximum temperature
3
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
13
kph wind from SW

Nantucket weather for Saturday 21st March 2026

Expect mostly cloudy with rain in Nantucket, Massachusetts with a maximum temperature of 7°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 15 kph from the south-west.