Weather is only one factor, but it can really affect your travel plans, especially when you’re planning an extended stay in Nizhny Novgorod. The hottest months are usually July and August with an average temp of 63°F, while the coldest months are January and February with an average of 19°F. The snowiest months in Nizhny Novgorod are January, February, March, and December, with each month seeing an average of 129 inches of snowfall.