Temperature for December
In New Orleans, LA during December the average high temperature is 65.7°F. The hottest day on record was December 20, 1984 when the temperature hit 84.7°F.

In New Orleans, LA during December the average high temperature is 65.7°F. The hottest day on record was December 20, 1984 when the temperature hit 84.7°F.
In December the average monthly rainfall in New Orleans, LA is 3.19 inches with rain usually falling on between 10 and 11 days. 1946 was the driest December with only 0.00 inches of rain falling, and 2009 was the wettest December with 27.03 inches of rain. The wettest single day in December was 15 December 2009 when 7.18 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.