Great Falls, MT weather in May 1985

Temperature for May 1985

In May 1985 the average high temperature in Great Falls, MT was 75.1°F, and this was 8.2°F warmer than the average of 67.0°F. The hottest day in May 1985 was 23 May when the temperature reached 87.1°F. Overnight the average temperature in May is 39.2°F and in 1985 the average overnight temperature was 1.3°F warmer at 40.5°F.

Precipitation for May 1985

In May the average monthly rainfall in Great Falls, MT is 2.38 inches with rain usually falling on 11 days. In May 1985 there was a total of 2.89 inches of rain, that fell on 15 days.