Great Falls, MT weather in May 2010

Temperature for May 2010

In May 2010 the average high temperature in Great Falls, MT was 60.2°F, and this was 6.7°F cooler than the average of 67.0°F. The hottest day in May 2010 was 17 May when the temperature reached 82.0°F. Overnight the average temperature in May is 39.2°F and in 2010 the average overnight temperature was 2.5°F cooler at 36.6°F.

Precipitation for May 2010

In May the average monthly rainfall in Great Falls, MT is 2.38 inches with rain usually falling on 11 days. In May 2010 there was a total of 2.84 inches of rain, that fell on 0 days.