Average monthly snow and rainfall in Great Falls (MT)
The mean monthly precipitation over the year in Great Falls (Montana), including rain, snow, hail.
- Great Falls has dry periods in January, February, March, November and December.
- On average, May is the wettest month with 67 mm of precipitation.
- On average, March is the driest month with 15 mm of precipitation.
- The average amount of annual precipitation is 387 mm.
Forecast for Great Falls (MT)
Thu May 30
17°C | 4°C
W 
36 km/h
36 km/h0.2 mm
partly cloudy and chance of slight rain
Fri May 31
20°C | 4°C
NW 29 km/h
29 km/h
partly cloudy and no rain
Sat Jun 01
25°C | 4°C
SW 14 km/h
14 km/h
broken clouds and no rain
