Temperature for September
In Meridian, MS during September the average high temperature is 87.8°F. The hottest day on record was September 5, 1990 when the temperature hit 105.1°F.

In Meridian, MS during September the average high temperature is 87.8°F. The hottest day on record was September 5, 1990 when the temperature hit 105.1°F.
In September the average monthly rainfall in Meridian, MS is 3.60 inches with rain usually falling on between 8 and 9 days. 1943 was the driest September with only 0.00 inches of rain falling, and 1974 was the wettest September with 10.48 inches of rain. The wettest single day in September was 4 September 1988 when 5.20 inches of rain fell.
There are thunderstorms on between 3 and 4 days in September.