December in Belgorod averages a daily high of -1.8°C with nights around -6.4°C. Expect roughly 17.2 wet days totalling 49.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Belgorod is May–September.
Based on GOTNJA, RS (58.1km), 1995–2024. 24 years of December data.