Taking the local weather in Kozmodem’yansk into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually July and August, with an average temperature of 17°C, while the coldest months are January and February, with an average of -8°C. The snowiest months in Kozmodem’yansk are January, December, February and November, with each month seeing an average of 62 cm of snowfall.