Taking into account the local weather in Pervomayskoe can help you maximize your time at the pool during your trip. The hottest months are usually July and June with an average temp of 60°F, while the coldest months are January and February with an average of 5°F. The snowiest months in Pervomayskoe are March, February, December, and January, with each month seeing an average of 95 inches of snowfall.