Planning for the weather is an important factor for making your trip to Chelyabinsk a success, especially when you’re splurging. The hottest months are usually July and August with an average temp of 64°F, while the coldest months are January and February with an average of 12°F. The snowiest months in Chelyabinsk are January, February, March, and December, with each month seeing an average of 87 inches of snowfall.