Average sea water temperature in September:
+79.5°F
| Minimum sea water temperature in September: | 84.0°F |
| Maximum sea water temperature in September: | 74.8°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.7°F. The highest and lowest sea temperatures during the month were 80.2°F and 74.8°F.
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| North Topsail Beach |
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| North Topsail Beach |
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| North Topsail Beach |
14 days
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| North Topsail Beach |
Monthly sea water temperature in North Topsail Beach, °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 |
| Cape Coral | 85.2°F | 86.5°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 |
Best time for vacation in North Topsail Beach
North Topsail Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
North Topsail Beach
Local time: 02:37
December 23, tuesday
0300
37°F
SW
1 mph
1 mph
0600
37°F
NE
4 mph
4 mph
0900
52°F
NE
8 mph
8 mph
1200
61°F
NE
11 mph
11 mph
1500
61°F
NE
14 mph
14 mph
1800
61°F
NE
14 mph
14 mph
2100
59°F
E
13 mph
13 mph
December 24, wednesday
0000
57°F
E
11 mph
11 mph
