Weather in Bay St. Louis, Mississippi
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 06:33 PM ET · Refreshes every hour
79°F
Overcast
Feels like 87°F
89%
Humidity
8 mph
Wind Speed
About Weather in Bay St. Louis
Bay St. Louis is located in Mississippi (coordinates: 30.323448°N, 89.35879°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.