Temperature for December 2008
In December 2008 the average high temperature in Great Falls, MT was 26.5°F, and this was 10.3°F cooler than the average of 36.7°F. The hottest day in December 2008 was 1 December when the temperature reached 57.9°F. Overnight the average temperature in December is 16.8°F and in 2008 the average overnight temperature was 8.6°F cooler at 8.1°F.