Weather is probably a major factor when you plan your trip to Midvale, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August, with an average temperature of 22°C, while the coldest months are January and December, with an average of -2°C. The snowiest months in Midvale are April, January, March and February, with each month seeing an average of 24 cm of snowfall.