Average sea water temperature in July:
+83.7°F
| Minimum sea water temperature in July: | 87.3°F |
| Maximum sea water temperature in July: | 80.2°F |
Daily sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 86.9°F and 82.6°F.
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| Charleston |
monthly
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| Charleston |
current
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| Charleston |
14 days
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| Charleston |
Monthly sea water temperature in Charleston, °F
Which USA resorts have warmest sea in July?
| Place name | July 2025 | July 2024 |
|---|---|---|
| New Orleans | 87.4°F | 87.1°F |
| Bay Saint Louis | 87.2°F | 86.7°F |
| Clearwater Beach | 87.1°F | 88.3°F |
| Sarasota | 86.9°F | 87.9°F |
| Siesta Key | 86.9°F | 87.9°F |
| Pensacola | 86.9°F | 87.3°F |
| Tampa | 86.8°F | 87.4°F |
| Key West | 86.7°F | 87.6°F |
| Naples | 86.6°F | 87.2°F |
| Cape Coral | 86.4°F | 87.2°F |
| Islamorada | 86.4°F | 87.4°F |
| Miami | 86.3°F | 86.9°F |
| Panama City Beach | 86.3°F | 86.8°F |
| Houston | 86.3°F | 86.4°F |
| Destin | 86.3°F | 86.6°F |
| Key Largo | 86.2°F | 87.1°F |
| Miramar Beach | 86.2°F | 86.7°F |
| Santa Rosa Beach | 86.2°F | 86.6°F |
| Fort Walton Beach | 86.1°F | 86.4°F |
| Everglades | 86.0°F | 87.9°F |
Best time for vacation in Charleston
Charleston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Charleston
Local time: 09:14
December 16, tuesday
1200
46°F
E
2 mph
2 mph
1500
55°F
N
3 mph
3 mph
1800
54°F
N
5 mph
5 mph
2100
48°F
N
4 mph
4 mph
December 17, wednesday
0000
46°F
NE
2 mph
2 mph
0300
46°F
SE
3 mph
3 mph
0600
46°F
SE
4 mph
4 mph
0900
45°F
SE
4 mph
4 mph
