Temperature for December
In Biloxi, MS during December the average high temperature is 63.1°F. The hottest day on record was December 1, 1946 when the temperature hit 80.2°F.

In Biloxi, MS during December the average high temperature is 63.1°F. The hottest day on record was December 1, 1946 when the temperature hit 80.2°F.
In December the average monthly rainfall in Biloxi, MS is 2.48 inches with rain usually falling on between 10 and 11 days. 1943 was the driest December with only 0.00 inches of rain falling, and 2009 was the wettest December with 16.43 inches of rain. The wettest single day in December was 13 December 2009 when 5.06 inches of rain fell.
In December it usually snows on between 0 and 1 days. There are thunderstorms on between 1 and 2 days in December.