December in Tikhvin averages a daily high of -2.9°C with nights around -8°C. Expect roughly 21.5 wet days totalling 67.6mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Tikhvin is May–August.
Based on TIHVIN, RS (7.9km), 1995–2024. 24 years of December data.