December in Grozny averages a daily high of 4.6°C with nights around -1.4°C. Expect roughly 10.6 wet days totalling 33.3mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Grozny is April–May.
Based on GUDERMES, RS (34.6km), 1995–2024. 18 years of December data.