Current sea water temperature:
+64.9°F
| Minimum sea water temperature in June: | 67.5°F |
| Maximum sea water temperature in June: | 53.1°F |
| Average sea water temperature in June: | 61.1°F |
| more information | |
14 days
forecast
forecast
| New London |
monthly
weather
weather
| New London |
Sea water temperature for the last 10 days:
| June 28 | 64.9°F | June 23 | 63.3°F |
| June 27 | 64.2°F | June 22 | 62.4°F |
| June 26 | 64.0°F | June 21 | 62.2°F |
| June 25 | 63.0°F | June 20 | 63.0°F |
| June 24 | 63.0°F | June 19 | 61.2°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
July
July
| 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: 03:07
June 29, monday
0600
63°F
SE
4 mph
4 mph
0900
75°F
S
6 mph
6 mph
1200
90°F
N
2 mph
2 mph
1500
77°F
N
7 mph
7 mph
1800
73°F
N
8 mph
8 mph
2100
66°F
N
6 mph
6 mph
June 30, tuesday
0000
64°F
N
4 mph
4 mph
0300
63°F
NE
4 mph
4 mph
