Current sea water temperature:
+68.5°F
| Minimum sea water temperature in September: | 72.0°F |
| Maximum sea water temperature in September: | 63.1°F |
| Average sea water temperature in September: | 68.3°F |
| more information | |
14 days
forecast
forecast
| Stonington |
monthly
weather
weather
| Stonington |
Sea water temperature for the last 10 days:
| September 17 | 68.5°F | September 12 | 68.4°F |
| September 16 | 68.2°F | September 11 | 69.6°F |
| September 15 | 68.7°F | September 10 | 69.3°F |
| September 14 | 68.7°F | September 9 | 68.7°F |
| September 13 | 67.8°F | September 8 | 68.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Stonington?
Based on the data about daily sea water temperature for the last three years the warmest sea in Stonington was noticed in August, July and September.
Monthly Sea Temperatures in Stonington, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 70.4°F. The highest and lowest sea temperatures during the month were 74.5°F and 68.5°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 67.6°F. The highest and lowest sea temperatures during the month were 70.5°F and 65.8°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 69.0°F. The highest and lowest sea temperatures during the month were 70.3°F and 67.8°F.
current
weather
weather
| Stonington |
weather in
September
September
| Stonington |
Best time for vacation in Stonington
Stonington on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Stonington
Local time: 05:44
September 17, thursday
0600
68°F
NE
5 mph
5 mph
0900
70°F
NE
4 mph
4 mph
1200
72°F
N
9 mph
9 mph
1500
73°F
N
13 mph
13 mph
1800
72°F
NE
13 mph
13 mph
2100
70°F
NE
14 mph
14 mph
September 18, friday
0000
70°F
NE
14 mph
14 mph
0300
70°F
NE
14 mph
14 mph
