Current sea water temperature:
+55.4°F
| Minimum sea water temperature in November: | 59.9°F |
| Maximum sea water temperature in November: | 46.0°F |
| Average sea water temperature in November: | 53.1°F |
| more information | |
14 days
forecast
forecast
| Nantucket |
monthly
weather
weather
| Nantucket |
Sea water temperature for the last 10 days:
| November 13 | 55.4°F | November 8 | 56.5°F |
| November 12 | 55.6°F | November 7 | 56.1°F |
| November 11 | 55.9°F | November 6 | 56.3°F |
| November 10 | 55.9°F | November 5 | 56.3°F |
| November 9 | 56.3°F | November 4 | 54.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Nantucket?
Based on the data about daily sea water temperature for the last three years the warmest sea in Nantucket was noticed in August, July and September.
Monthly Sea Temperatures in Nantucket, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 71.5°F. The highest and lowest sea temperatures during the month were 73.8°F and 67.6°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 69.5°F. The highest and lowest sea temperatures during the month were 71.8°F and 66.7°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 67.8°F. The highest and lowest sea temperatures during the month were 72.3°F and 59.0°F.
current
weather
weather
| Nantucket |
weather in
November
November
| Nantucket |
Best time for vacation in Nantucket
Nantucket on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Nantucket
Local time: 01:18
November 14, saturday
0300
46°F
S
14 mph
14 mph
0600
46°F
SE
15 mph
15 mph
0900
45°F
SE
14 mph
14 mph
1200
45°F
SE
12 mph
12 mph
1500
46°F
SE
13 mph
13 mph
1800
46°F
SE
16 mph
16 mph
2100
46°F
SE
18 mph
18 mph
November 15, sunday
0000
45°F
SE
18 mph
18 mph
