Averages are for Stennis International Airport, which is 8 miles from Bay St. Louis. Website. Flooding rainfall possible. Maximum temperature yesterday: 77 °F (at 5:50 pm) Minimum temperature yesterday: 68 °F (at 10:51 am) Average temperature yesterday: 71 °F. The beaches are beautiful. Find the best time to go to Bay Saint Louis (Mississippi). Bay St. Louis Temperature Yesterday. Winds NNE at 5 to 10 mph. Detailed wind, weather, wave & tide forecast for Bay St. Louis/Stennis Airport / Mississippi, United States for kitesurfing, windsurfing, sailing, fishing & hiking. High 79F. Current weather in Bay Saint Louis and forecast for today, tomorrow, and next 14 days Climate and average weather for Bay Saint Louis (Mississippi), United States of America displayed in graphs. Severe Weather and Potential Flooding. As of 9:25 pm CDT. Video. NOAA National Weather Service National Weather Service. Hourly. Afternoon highs in the 70s. The maintain them. Based on weather reports collected during 1985–2015. Bay Saint Louis, MS Weather. Mainly clear. Last 2 weeks of weather An extensive cold front that stretches from the Northeastern U.S. to the southern Plains will be the focus the next couple of days for strong to severe thunderstorms and heavy rain. 12. Get the monthly weather forecast for Bay St. Louis, MS, including daily high/low, historical averages, to help you plan ahead. Annual Weather Averages Near Bay St. Louis. Scattered thunderstorms developing mainly after noon. Winds NNE at 10 to 15 mph.. Tonight. Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. Since it was cool and windy we only walked it a few times but better weather would have be the first place I would head. High & Low Weather Summary for the Past Weeks Updated: May 13, 2021 @ 7:15 am Chance of rain 60% to 80%. Average monthly Rainfall, Sunshine, Temperatures. Best nearby. Mostly cloudy skies early, then partly cloudy this afternoon. Bay St. Louis Extended Forecast with high and low temperatures. Radar. Bay St. Louis, MS (39520) Today. Bay Saint Louis Beach: Tickets, Tours, Hours, Address, Bay Saint Louis Beach Reviews: 4.5/5 ... Bay Saint Louis, MS 39520-4570. Today. °F. Low around 60F. 10 Day. Interactive weather map allows you to pan and zoom to get unmatched weather details in your local neighborhood or half a world away from The Weather Channel and Weather ... Bay St. Louis, MS …