Bay Saint Louis
Mississippi, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Bay Saint Louis, MS

Average sea temperature - Bay Saint Louis, MS

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is January (56.8°F).

Average daylight - Bay Saint Louis, MS

The month with the longest days is June (Average daylight: 14.1h).
The month with shortest days is December (Average daylight: 10.2h).