December in Kazan averages a daily high of -5.4°C with nights around -10.6°C. Expect roughly 16.6 wet days totalling 53.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Kazan is May–August.
Based on KAZAN, RS (7.9km), 1995–2024. 24 years of December data.