World Resorts USA Bay Saint Louis Weather

Bay Saint Louis Sea Temperature in May

Average sea water temperature in May:
+78.3°F
Minimum sea water temperature in May: 83.8°F
Maximum sea water temperature in May: 72.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 77.3°F. The highest and lowest sea temperatures during the month were 81.1°F and 72.9°F.

Monthly sea water temperature in Bay Saint Louis, °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
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
Orlando 78.4°F 77.2°F
Houston 78.4°F 79.5°F
Daytona Beach 78.1°F 76.0°F
New Orleans 78.0°F 79.5°F
Honolulu 78.0°F 78.1°F
Hawaii 77.9°F 78.0°F
St. George Island 77.8°F 79.2°F
Maui 77.0°F 77.5°F
Panama City Beach 76.8°F 79.0°F

Best time for vacation in Bay Saint Louis

Sunniest months:
October 20 days
September 16 days
May 14 days
Warmest months:
July 88.5 °F
August 88.3 °F
June 86.7 °F
Warmest sea temp:
August 86.9 °F
July 86.5 °F
June 83.9 °F
Coldest months:
January 57.3 °F
February 61.0 °F
December 61.0 °F
Rainiest months:
August 5 days
July 4 days
May 4 days
Windiest months:
April 9.2 mph
March 9.1 mph
January 8.8 mph

Bay Saint Louis on a weather map

Bay Saint Louis
+88°F
NE 12 mph
Feels like: +99°F
Precip.: 6%
Places in USA:
Name
°F
+72°F
+81°F
+79°F
+90°F
+70°F
+79°F
+75°F
+79°F
+75°F
+72°F
+57°F
+68°F
+79°F
+82°F
+72°F
24 Hours Forecast
Bay Saint Louis
Local time: 21:58
August 13, thursday
0000
86°F
NE
10 mph
0300
82°F
NE
9 mph
0600
81°F
NE
9 mph
0900
86°F
E
11 mph
1200
91°F
NE
9 mph
1500
93°F
NE
11 mph
1800
90°F
N
10 mph
2100
86°F
NE
14 mph
Units of measurement: °C / °F