Current sea water temperature:
+81.9°F
| Minimum sea water temperature in May: | 83.3°F |
| Maximum sea water temperature in May: | 75.2°F |
| Average sea water temperature in May: | 79.3°F |
| more information | |
14 days
forecast
forecast
| Port St. Lucie |
monthly
weather
weather
| Port St. Lucie |
Sea water temperature for the last 10 days:
| May 30 | 81.9°F | May 25 | 83.1°F |
| May 29 | 82.0°F | May 24 | 82.2°F |
| May 28 | 82.0°F | May 23 | 82.0°F |
| May 27 | 82.4°F | May 22 | 82.0°F |
| May 26 | 82.8°F | May 21 | 81.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Port St. Lucie?
Based on the data about daily sea water temperature for the last three years the warmest sea in Port St. Lucie was noticed in August, September and July.
Monthly Sea Temperatures in Port St. Lucie, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 87.1°F and 83.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.1°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 82.2°F. The highest and lowest sea temperatures during the month were 85.8°F and 79.0°F.
current
weather
weather
| Port St. Lucie |
weather in
June
June
| Port St. Lucie |
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: 13:21
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
