Bay St. Louis, MS Weather & Climate Normals
What a normal year in Bay St. Louis actually looks like
On the 30-year record NOAA keeps for Bay St. Louis, MS, the comfort score comes out to 52/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Bay St. Louis's weather actually swings
Average temperatures in Bay St. Louis run from 51°F in Jan up to 82°F in Aug, a 31°F seasonal swing, a middling gap by national standards.
How wet Bay St. Louis actually gets
Bay St. Louis averages 64.99in of precipitation a year across roughly 108 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Bay St. Louis against the rest of the country
Out of 4876 cities scored here, Bay St. Louis comes in at 1332; within MS alone it ranks 17 of 61. Population is about 10,526.
Checking the actual forecast
These figures come from WAVELAND, MS US, the NOAA station 2.5 miles from Bay St. Louis, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · Why this uses the nearest NOAA station