World Resorts USA Stonington Weather

Stonington Sea Temperature in September

Average sea water temperature in September:
+68.2°F
Minimum sea water temperature in September: 72.0°F
Maximum sea water temperature in September: 63.1°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 68.2°F. The highest and lowest sea temperatures during the month were 70.9°F and 66.9°F.

Monthly sea water temperature in Stonington, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Fort Lauderdale 86.4°F 86.4°F
West Palm Beach 86.2°F 86.4°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
South Padre Island 86.0°F 85.8°F
Miami 85.8°F 86.0°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Tampa 84.3°F 86.0°F
New Orleans 84.3°F 82.9°F
St. Petersburg 84.1°F 86.1°F
Clearwater Beach 84.0°F 86.2°F
Pensacola 83.9°F 84.2°F
Panama City Beach 83.4°F 84.8°F
Destin 83.1°F 84.5°F
Orlando 82.8°F 83.6°F
Daytona Beach 82.7°F 83.2°F
St. Augustine 81.8°F 82.7°F

Best time for vacation in Stonington

Sunniest months:
November 16 days
October 14 days
September 14 days
Warmest months:
July 79.5 °F
August 78.1 °F
June 74.0 °F
Warmest sea temp:
August 70.0 °F
July 68.7 °F
September 68.2 °F
Coldest months:
January 36.2 °F
February 37.3 °F
December 41.1 °F
Rainiest months:
October 4 days
July 3 days
November 3 days
Windiest months:
January 10.5 mph
December 10.3 mph
March 10.0 mph

Stonington on a weather map

Stonington
+70°F
NE 9 mph
Feels like: +70°F
Precip.: 14%
Places in USA:
Name
°F
+75°F
+77°F
+97°F
+66°F
+81°F
+86°F
+73°F
+81°F
+73°F
+64°F
+57°F
+82°F
+82°F
+82°F
+72°F
24 Hours Forecast
Stonington
Local time: 00:20
July 10, friday
0300
70°F
NE
6 mph
0600
68°F
NE
4 mph
0900
79°F
SE
6 mph
1200
90°F
E
8 mph
1500
82°F
E
11 mph
1800
79°F
E
9 mph
2100
73°F
SW
4 mph
July 11, saturday
0000
70°F
S
5 mph
Units of measurement: °C / °F