Average sea water temperature in May:
+79.3°F
| Minimum sea water temperature in May: | 83.3°F |
| Maximum sea water temperature in May: | 75.2°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 80.8°F. The highest and lowest sea temperatures during the month were 83.1°F and 77.4°F.
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| Port St. Lucie |
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| Port St. Lucie |
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| Port St. Lucie |
14 days
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| Port St. Lucie |
Monthly sea water temperature in Port St. Lucie, °F
Which USA resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Everglades | 84.5°F | 84.5°F |
| Key West | 84.2°F | 83.5°F |
| Key Largo | 84.0°F | 83.5°F |
| Miami | 83.3°F | 82.6°F |
| Cape Coral | 83.2°F | 83.4°F |
| Marco Island | 83.1°F | 83.5°F |
| Hialeah | 82.9°F | 82.3°F |
| Naples | 82.8°F | 83.5°F |
| Miami Beach | 82.6°F | 82.4°F |
| St. Petersburg | 81.9°F | 82.6°F |
| Tampa | 81.8°F | 82.7°F |
| West Palm Beach | 81.6°F | 81.1°F |
| Fort Lauderdale | 81.6°F | 81.1°F |
| Sarasota | 81.4°F | 82.7°F |
| Clearwater Beach | 81.4°F | 82.6°F |
| Siesta Key | 81.2°F | 82.5°F |
| Cocoa Beach | 80.3°F | 79.4°F |
| Corpus Christi | 79.4°F | 80.9°F |
| Orlando | 78.3°F | 77.2°F |
| Galveston | 78.3°F | 79.6°F |
Best time for vacation in Port St. Lucie
Port St. Lucie on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Port St. Lucie
Local time: 14:08
May 30, saturday
1500
93°F
E
10 mph
10 mph
1800
86°F
NE
8 mph
8 mph
2100
84°F
E
8 mph
8 mph
May 31, sunday
0000
79°F
E
7 mph
7 mph
0300
77°F
SE
6 mph
6 mph
0600
77°F
E
7 mph
7 mph
0900
82°F
E
9 mph
9 mph
1200
88°F
SE
7 mph
7 mph
