Visiting local bars in Tomsk is more fun when you know what the weather holds. These rainfall averages and temperatures can help you decide the best time for bar-hopping. The hottest months are usually July and June, with an average temperature of 15°C, while the coldest months are January and February, with an average of -14°C. The snowiest months in Tomsk are March, February, April and December, with each month seeing an average of 256 cm of snowfall.