Bay Saint Louis Weather in September
During September, Bay Saint Louis experiences very high daytime temperatures of 30°C (86°F) and cooler nights around 22°C (72°F). Expect quite a bit of rainfall. Around 140 mm (5.5 in) is typical.
Rainfall in Bay Saint Louis in September
Typically, you can expect about 11 days of rain this month, with 140 mm (5.5 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Bay Saint Louis in September
If you're visiting Bay Saint Louis in September, expect highs of 30°C (86°F) and overnight lows around 22°C (72°F). For most visitors, the main thing to prepare for is the heat during the day. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.If you prefer dry days with pleasant temperatures, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bay Saint Louis's climate page.
Bay Saint Louis Temperature in September
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Chance of Rain
37%
Precipitation
140 mm (5.5 in)
Rainy days
11 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bay Saint Louis in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Bay Saint Louis in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bay Saint Louis's climate page.
See the full Bay Saint Louis climate overview or explore weather in the United States of America.
