Average sea water temperature in September:
+73.2°F
| Minimum sea water temperature in September: | 79.5°F |
| Maximum sea water temperature in September: | 68.4°F |
Daily sea water temperature in September, °F
Show year:
2024
2023
2022
The average sea water temperature in September of 2024 was 71.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 69.6°F.
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| Dewey Beach |
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| Dewey Beach |
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Monthly sea water temperature in Dewey Beach, °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 Dewey Beach
Dewey Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Dewey Beach
Local time: 18:38
November 21, thursday
2100
48°F
E
15 mph
15 mph
November 22, friday
0000
45°F
E
14 mph
14 mph
0300
43°F
E
17 mph
17 mph
0600
39°F
E
17 mph
17 mph
0900
39°F
E
17 mph
17 mph
1200
45°F
E
20 mph
20 mph
1500
43°F
E
24 mph
24 mph
1800
41°F
NE
22 mph
22 mph
