Temperature for September 1992
In September 1992 the average high temperature in Great Falls, MT was 72.4°F, and this was 1.4°F cooler than the average of 73.9°F. The hottest day in September 1992 was 30 September when the temperature reached 90.0°F. Overnight the average temperature in September is 42.9°F and in 1992 the average overnight temperature was 2.6°F warmer at 45.5°F.