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 temperature of 18°C, while the coldest months are January and February, with an average of -11°C. The snowiest months in Chelyabinsk are January, February, March and December, with each month seeing an average of 220 cm of snowfall.