December in Neryungri averages a daily high of -26.7°C with nights around -33.5°C. Expect roughly 18.2 wet days totalling 18.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Neryungri is June–August.
Based on CULMAN, RS (21.3km), 1995–2024. 25 years of December data.