World Resorts USA Bay Saint Louis Weather

Bay Saint Louis Sea Temperature in July

Average sea water temperature in July:
+86.5°F
Minimum sea water temperature in July: 90.1°F
Maximum sea water temperature in July: 83.1°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 86.8°F. The highest and lowest sea temperatures during the month were 88.0°F and 84.4°F.

Monthly sea water temperature in Bay Saint Louis, °F

Which USA resorts have warmest sea in July?

Place name July 2026 July 2025
Key West 88.7°F 86.7°F
Clearwater Beach 88.4°F 87.1°F
St. Petersburg 88.2°F 87.0°F
Tampa 88.0°F 86.8°F
Sarasota 87.9°F 86.9°F
Naples 87.9°F 86.6°F
Siesta Key 87.9°F 86.9°F
Miami 87.5°F 86.3°F
New Orleans 87.3°F 87.4°F
Miami Beach 87.1°F 86.0°F
Fort Lauderdale 86.6°F 85.0°F
Houston 86.6°F 86.3°F
Pensacola 86.3°F 86.9°F
Miramar Beach 86.2°F 86.2°F
West Palm Beach 86.1°F 84.6°F
Destin 86.1°F 86.3°F
Panama City Beach 86.1°F 86.3°F
Charleston (SC) 85.7°F 84.7°F
Isle of Palms 85.4°F 84.3°F
Corpus Christi 85.4°F 85.3°F

Best time for vacation in Bay Saint Louis

Sunniest months:
October 20 days
September 16 days
May 14 days
Warmest months:
August 88.3 °F
July 88.2 °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 5 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
NW 13 mph
Feels like: +100°F
Precip.: 7%
Places in USA:
Name
°F
+70°F
+79°F
+115°F
+88°F
+84°F
+91°F
+75°F
+84°F
+72°F
+82°F
+70°F
+81°F
+82°F
+82°F
+77°F
24 Hours Forecast
Bay Saint Louis
Local time: 19:17
July 23, thursday
2100
86°F
NW
11 mph
July 24, friday
0000
84°F
N
8 mph
0300
82°F
NE
6 mph
0600
82°F
NE
4 mph
0900
82°F
NW
1 mph
1200
88°F
NW
5 mph
1500
88°F
N
8 mph
1800
86°F
N
7 mph
Units of measurement: °C / °F