Specifically, these are the average lowest temperatures recorded in some major Russian cities during winter (December – February):
• Moscow: -8 to -10°C (18-14°F)
• St. Petersburg: -8 to -10°C (18-14°F)
• Sochi (Black Sea coast): 6-8°C (43-46°F)
• Yekaterinburg (in the Ural Mountains): -14 to -16°C (7-3°F)
• Irkutsk (Siberia): -18 to -20°C (0 to -4°F)
• Yakutsk (the coldest major city in the world): -40 to -45°C (-40 to -49°F)
Please note that these are average monthly figures and actual temperatures might deviate within the winter season. Extreme weather conditions including storms, cold spells, and temperature inversions can cause temperatures to significantly dip below these averages in some regions.