January in Sarajevo averages a daily high of 4.3°C with nights around -2.7°C. Expect roughly 13.8 wet days totalling 75.5mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Sarajevo is May–October.
Based on SARAJEVO, BK (5.7km), 1995–2024. 30 years of January data.