Raleigh-durham, NC Climate in September

Temperature for September

In Raleigh-durham, NC during September the average high temperature is 82.1°F. The hottest day on record was September 6, 1954 when the temperature hit 102.9°F.

Raleigh-durham, NC daily average and extreme temperature range for September

Low Temperature

During September the overnight temperature drops to an average of 60.9°F, with the lowest temperature of 37.0°F being recorded on September 24, 1983. In September it has never frozen overnight.

Precipitation for September

In September the average monthly rainfall in Raleigh-durham, NC is 2.99 inches with rain usually falling on between 9 and 10 days. 1947 was the driest September with only 0.00 inches of rain falling, and 1999 was the wettest September with 21.77 inches of rain. The wettest single day in September was 16 September 1976 when 11.69 inches of rain fell.

In September it usually snows on between 0 and 1 days. There are thunderstorms on between 2 and 3 days in September.