Average sea water temperature in September:
+69.3°F
| Minimum sea water temperature in September: | 75.0°F |
| Maximum sea water temperature in September: | 62.1°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 70.2°F and 66.4°F.
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| Edgartown |
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Monthly sea water temperature in Edgartown, °F
Which USA resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Key West | 86.9°F | 87.4°F |
| Islamorada | 86.7°F | 87.3°F |
| Key Largo | 86.6°F | 87.1°F |
| Fort Lauderdale | 86.4°F | 86.4°F |
| West Palm Beach | 86.2°F | 86.4°F |
| Everglades | 86.2°F | 87.0°F |
| Miami Beach | 86.1°F | 86.3°F |
| Naples | 86.1°F | 87.2°F |
| Marco Island | 86.0°F | 87.2°F |
| South Padre Island | 86.0°F | 85.8°F |
| Corpus Christi | 85.8°F | 84.7°F |
| Miami | 85.8°F | 86.0°F |
| Sanibel Island | 85.7°F | 87.0°F |
| Galveston Island | 85.5°F | 84.4°F |
| Galveston | 85.5°F | 83.7°F |
| Houston | 84.9°F | 83.4°F |
| Siesta Key | 84.9°F | 86.8°F |
| Sarasota | 84.8°F | 86.7°F |
| Cocoa Beach | 84.6°F | 85.2°F |
| Tampa | 84.3°F | 86.0°F |
Best time for vacation in Edgartown
Edgartown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Edgartown
Local time: 17:04
January 15, thursday
1800
37°F
NE
24 mph
24 mph
2100
34°F
E
23 mph
23 mph
January 16, friday
0000
32°F
E
22 mph
22 mph
0300
28°F
E
24 mph
24 mph
0600
27°F
E
25 mph
25 mph
0900
28°F
E
29 mph
29 mph
1200
32°F
E
29 mph
29 mph
1500
34°F
E
25 mph
25 mph
