Current sea water temperature:
+43.7°F
| Minimum sea water temperature in December: | 53.4°F |
| Maximum sea water temperature in December: | 43.5°F |
| Average sea water temperature in December: | 48.6°F |
| more information | |
14 days
forecast
forecast
| New London |
monthly
weather
weather
| New London |
Sea water temperature for the last 10 days:
| December 24 | 43.7°F | December 19 | 44.4°F |
| December 23 | 43.7°F | December 18 | 45.0°F |
| December 22 | 43.9°F | December 17 | 45.3°F |
| December 21 | 44.2°F | December 16 | 45.7°F |
| December 20 | 44.4°F | December 15 | 45.1°F |
Monthly sea water temperature, °F
When is the warmest sea in New London?
Based on the data about daily sea water temperature for the last three years the warmest sea in New London was noticed in August, July and September.
Monthly Sea Temperatures in New London, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 70.4°F. The highest and lowest sea temperatures during the month were 74.1°F and 68.9°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 70.0°F. The highest and lowest sea temperatures during the month were 72.9°F and 65.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.8°F. The highest and lowest sea temperatures during the month were 71.1°F and 67.8°F.
current
weather
weather
| New London |
weather in
December
December
| New London |
Best time for vacation in New London
New London on a weather map
Places in USA:
Name
°F
24 Hours Forecast
New London
Local time: 05:19
December 24, wednesday
0600
36°F
E
13 mph
13 mph
0900
37°F
SE
21 mph
21 mph
1200
39°F
SE
20 mph
20 mph
1500
39°F
SE
19 mph
19 mph
1800
36°F
SE
9 mph
9 mph
2100
28°F
S
7 mph
7 mph
December 25, thursday
0000
27°F
S
4 mph
4 mph
0300
27°F
E
6 mph
6 mph
