Average sea water temperature in September:
+86.0°F
| Minimum sea water temperature in September: | 89.6°F |
| Maximum sea water temperature in September: | 82.8°F |
Daily sea water temperature in September, °F
Show year:
2024
2023
2022
The average sea water temperature in September of 2024 was 87.4°F. The highest and lowest sea temperatures during the month were 89.6°F and 83.8°F.
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| Key West |
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Monthly sea water temperature in Key West, °F
Which USA resorts have warmest sea in September?
| Place name | September 2024 | September 2023 |
|---|---|---|
| Key West | 87.4°F | 87.3°F |
| Naples | 87.2°F | 86.8°F |
| Marco Island | 87.2°F | 86.7°F |
| Siesta Key | 86.8°F | 85.8°F |
| Sarasota | 86.7°F | 85.8°F |
| Cape Coral | 86.5°F | 86.0°F |
| Fort Lauderdale | 86.4°F | 86.2°F |
| West Palm Beach | 86.4°F | 86.2°F |
| Miami Beach | 86.3°F | 86.3°F |
| Clearwater Beach | 86.2°F | 85.5°F |
| St. Petersburg | 86.1°F | 85.3°F |
| Miami | 86.0°F | 86.0°F |
| Tampa | 86.0°F | 85.5°F |
| South Padre Island | 85.8°F | 86.3°F |
| Cocoa Beach | 85.2°F | 84.4°F |
| Port St. Lucie | 84.9°F | 84.6°F |
| Panama City Beach | 84.8°F | 85.1°F |
| Santa Rosa Beach | 84.8°F | 85.3°F |
| Corpus Christi | 84.7°F | 87.1°F |
| Miramar Beach | 84.6°F | 85.2°F |
Best time for vacation in Key West
Key West on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Key West
Local time: 14:05
November 21, thursday
1500
73°F
S
22 mph
22 mph
1800
72°F
SE
23 mph
23 mph
2100
72°F
S
24 mph
24 mph
November 22, friday
0000
70°F
S
22 mph
22 mph
0300
70°F
S
19 mph
19 mph
0600
70°F
S
21 mph
21 mph
0900
70°F
S
19 mph
19 mph
1200
70°F
SE
17 mph
17 mph
