January in Ústí nad Labem averages a daily high of -1.2°C with nights around -5.9°C. Expect roughly 18.3 wet days totalling 58.5mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Ústí nad Labem is May–August.
Based on MILESOVKA, EZ (13.8km), 1995–2024. 11 years of January data.