Temperature for September 1991
In September 1991 the average high temperature in Grand Island, NE was 81.2°F, and this was 0.5°F warmer than the average of 80.7°F. The hottest day in September 1991 was 12 September when the temperature reached 93.0°F. Overnight the average temperature in September is 51.5°F and in 1991 the average overnight temperature was 2.9°F warmer at 54.4°F.