Temperature for December 1977
In December 1977 the average high temperature in Grand Island, NE was 39.2°F, and this was 1.5°F cooler than the average of 40.7°F. The hottest day in December 1977 was 15 December when the temperature reached 63.0°F. Overnight the average temperature in December is 17.1°F and in 1977 the average overnight temperature was 1.9°F cooler at 15.2°F.