Great Falls, MT weather in May 2003

Temperature for May 2003

In May 2003 the average high temperature in Great Falls, MT was 66.1°F, and this was 0.9°F cooler than the average of 67.0°F. The hottest day in May 2003 was 30 May when the temperature reached 87.1°F. Overnight the average temperature in May is 39.2°F and in 2003 the average overnight temperature was 1.1°F cooler at 38.0°F.

Precipitation for May 2003

In May the average monthly rainfall in Great Falls, MT is 2.38 inches with rain usually falling on 11 days. In May 2003 there was a total of 2.14 inches of rain, that fell on 15 days.