Grand Island, NE Climate in September

Temperature for September

In Grand Island, NE during September the average high temperature is 80.7°F. The hottest day on record was September 6, 1998 when the temperature hit 104.0°F.

Grand Island, NE daily average and extreme temperature range for September

Low Temperature

During September the overnight temperature drops to an average of 51.5°F, with the lowest temperature of 23.0°F being recorded on September 30, 1984. Overnight temperatures drop below freezing between 1 and 4 times in September.

Precipitation for September

In September the average monthly rainfall in Grand Island, NE is 2.84 inches with rain usually falling on between 8 and 9 days. 1998 was the driest September with only 0.01 inches of rain falling, and 1993 was the wettest September with 14.46 inches of rain. The wettest single day in September was 2 September 1977 when 5.67 inches of rain fell.

In September it usually snows on between 0 and 1 days. Tornados are reported on 0 and 1 days in September. There are thunderstorms on between 3 and 4 days in September.