Weather in Great Falls in May

The weather in Great Falls in May is cold, when degrees are between 4 and 19 and there are 16 days of rain and 3 days of snow in average. Therefore, if you are planning a trip to Great Falls in May, warm clothes and gloves are highly recommended.
Avg Temp
4° - 19°
Avg Rainy Days
16
Avg Dry Days
15
Avg Snow Days
3

Weather Facts - Great Falls in May

* The warmest temperature recorded in in May is 32°C
* The coldest temperature recorded in Great Falls in May is (-8°C)
* The average rainfall in Great Falls in May is 57 mm

Average Temperature in Great Falls