January in Nikšić averages a daily high of 6.6°C with nights around -1.3°C. Expect roughly 11.3 wet days totalling 188.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Nikšić is June–October.
Based on NIKSIC, MJ (1.5km), 1995–2024. 19 years of January data.