World Resorts USA Bay Saint Louis Weather

Bay Saint Louis 7 Days Forecast

14.10
wed
Day
77°F
NW 5 mph
Precip.
5%
Night
77°F
NW 8 mph
Precip.
10%
15.10
thu
Day
77°F
W 7 mph
Precip.
8%
Night
75°F
NW 6 mph
Precip.
10%
16.10
fri
Day
79°F
NE 1 mph
Precip.
11%
Night
70°F
S 24 mph
Precip.
5%
17.10
sat
Day
64°F
SW 18 mph
Precip.
1%
Night
66°F
SW 16 mph
Precip.
3%
18.10
sun
Day
68°F
W 19 mph
Precip.
9%
Night
72°F
W 16 mph
Precip.
19%
19.10
mon
Day
72°F
W 16 mph
Precip.
11%
Night
73°F
SW 11 mph
Precip.
16%
20.10
tue
Day
73°F
W 12 mph
Precip.
18%
Night
73°F
SW 10 mph
Precip.
22%

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 77.8°F. The highest and lowest sea temperatures during the month were 83.5°F and 71.8°F.

Air temperature in Bay Saint Louis, °F

Precipitation total in Bay Saint Louis, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Bay Saint Louis

Sunniest months:
October 20 days
September 15 days
May 14 days
Warmest months:
July 88.5 °F
August 88.5 °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 4 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

Current weather
07:50
Bay Saint Louis
+73°F
S 5 mph
Feels like: +77°F
Precip.: 8%
Places in USA:
Name
°F
Boston
+64°F
Washington
+70°F
Hawaii
+75°F
Las Vegas
+52°F
Los Angeles
+68°F
Miami
+82°F
Maui
+64°F
Myrtle Beach
+72°F
New York
+70°F
San Diego
+68°F
San Francisco
+57°F
Santa Monica
+64°F
Sarasota
+77°F
Tampa
+77°F
Chicago
+63°F
all places
24 Hours Forecast
Bay Saint Louis
Local time: 07:50
October 14, wednesday
0900
73°F
S
5 mph
1200
77°F
NW
5 mph
1500
77°F
NW
7 mph
1800
77°F
NW
8 mph
2100
77°F
NW
8 mph
October 15, thursday
0000
77°F
NW
8 mph
0300
77°F
NW
6 mph
0600
75°F
W
2 mph
Units of measurement: °C / °F