Newark, NJ Climate in September

Temperature for September

In Newark, NJ during September the average high temperature is 78.8°F. The hottest day on record was September 12, 1983 when the temperature hit 99.0°F.

Newark, NJ daily average and extreme temperature range for September

Low Temperature

During September the overnight temperature drops to an average of 60.3°F, with the lowest temperature of 42.1°F being recorded on September 24, 1974. In September it has never frozen overnight.

Precipitation for September

In September the average monthly rainfall in Newark, NJ is 3.84 inches with rain usually falling on between 10 and 11 days. 2005 was the driest September with only 0.46 inches of rain falling, and 1999 was the wettest September with 8.74 inches of rain. The wettest single day in September was 16 September 1999 when 5.93 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.