World Resorts USA Port St. Lucie Weather

Port St. Lucie Sea Temperature in May

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.

Monthly sea water temperature in Port St. Lucie, °F

Which USA resorts have warmest sea in May?

Place name May 2026 May 2025
Key West 84.3°F 83.5°F
Miami 83.3°F 82.6°F
Naples 82.9°F 83.5°F
Miami Beach 82.7°F 82.4°F
St. Petersburg 82.0°F 82.6°F
Tampa 81.9°F 82.7°F
West Palm Beach 81.7°F 81.1°F
Fort Lauderdale 81.7°F 81.1°F
Clearwater Beach 81.5°F 82.6°F
Sarasota 81.5°F 82.7°F
Siesta Key 81.3°F 82.5°F
Cocoa Beach 80.4°F 79.4°F
Corpus Christi 79.5°F 80.9°F
Orlando 78.4°F 77.2°F
Houston 78.4°F 79.5°F
Daytona Beach 78.1°F 76.0°F
Hilo 78.1°F 77.7°F
New Orleans 78.0°F 79.5°F
Honolulu 78.0°F 78.1°F
Hawaii 77.9°F 78.0°F

Best time for vacation in Port St. Lucie

Sunniest months:
March 15 days
December 14 days
May 13 days
Warmest months:
July 87.5 °F
August 87.5 °F
September 85.5 °F
Warmest sea temp:
August 84.9 °F
September 84.5 °F
July 83.9 °F
Coldest months:
January 70.3 °F
December 73.3 °F
February 74.1 °F
Rainiest months:
September 4 days
May 3 days
June 3 days
Windiest months:
November 11.5 mph
April 11.3 mph
March 11.1 mph

Port St. Lucie on a weather map

Port St. Lucie
+81°F
NE 6 mph
Feels like: +86°F
Precip.: 13%
Places in USA:
Name
°F
+81°F
+104°F
+73°F
+81°F
+82°F
+75°F
+81°F
+73°F
+68°F
+61°F
+66°F
+84°F
+84°F
+81°F
+59°F
24 Hours Forecast
Port St. Lucie
Local time: 22:19
June 22, monday
0000
77°F
NE
3 mph
0300
77°F
NE
4 mph
0600
75°F
N
4 mph
0900
81°F
N
4 mph
1200
88°F
N
4 mph
1500
90°F
NW
4 mph
1800
88°F
NW
9 mph
2100
82°F
NW
10 mph
Units of measurement: °C / °F