12.01
mon
mon
Day
36°F
E 30 mph
Precip.
0%
0%
Night
39°F
E 22 mph
Precip.
0%
0%
13.01
tue
tue
Day
39°F
E 14 mph
Precip.
0%
0%
Night
39°F
NE 16 mph
Precip.
0%
0%
14.01
wed
wed
Day
43°F
NE 25 mph
Precip.
0%
0%
Night
41°F
N 13 mph
Precip.
0%
0%
15.01
thu
thu
Day
39°F
E 5 mph
Precip.
0%
0%
Night
37°F
SW 29 mph
Precip.
100%
100%
16.01
fri
fri
Day
30°F
NW 36 mph
Precip.
100%
100%
Night
32°F
SE 6 mph
Precip.
0%
0%
17.01
sat
sat
Day
37°F
N 15 mph
Precip.
27%
27%
Night
37°F
NE 21 mph
Precip.
22%
22%
18.01
sun
sun
Day
36°F
E 23 mph
Precip.
100%
100%
Night
36°F
E 17 mph
Precip.
0%
0%
19.01
mon
mon
Day
37°F
NE 14 mph
Precip.
0%
0%
Night
39°F
NE 23 mph
Precip.
42%
42%
20.01
tue
tue
Day
32°F
E 22 mph
Precip.
0%
0%
Night
39°F
NE 20 mph
Precip.
0%
0%
21.01
wed
wed
Day
39°F
E 19 mph
Precip.
0%
0%
Night
39°F
NW 6 mph
Precip.
0%
0%
22.01
thu
thu
Day
41°F
NW 11 mph
Precip.
100%
100%
Night
39°F
E 19 mph
Precip.
0%
0%
23.01
fri
fri
Day
36°F
NE 16 mph
Precip.
0%
0%
Night
36°F
W 15 mph
Precip.
76%
76%
24.01
sat
sat
Day
39°F
NW 12 mph
Precip.
100%
100%
Night
39°F
E 14 mph
Precip.
28%
28%
25.01
sun
sun
Day
36°F
SE 16 mph
Precip.
0%
0%
Night
30°F
SE 19 mph
Precip.
0%
0%
sea water
temperature
temperature
| Nantucket |
monthly
weather
weather
| Nantucket |
current
weather
weather
| Nantucket |
7 days
forecast
forecast
| Nantucket |
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 36.9°F. The highest and lowest sea temperatures during the month were 41.9°F and 33.8°F.
Air temperature in Nantucket, °F
Precipitation total in Nantucket, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Nantucket
Nantucket on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Nantucket
Local time: 10:49
January 12, monday
1200
36°F
E
30 mph
30 mph
1500
37°F
E
24 mph
24 mph
1800
39°F
E
22 mph
22 mph
2100
37°F
NE
21 mph
21 mph
January 13, tuesday
0000
39°F
E
22 mph
22 mph
0300
37°F
E
20 mph
20 mph
0600
37°F
E
17 mph
17 mph
0900
37°F
E
15 mph
15 mph
