January in Tulcea averages a daily high of 2.3°C with nights around -4.1°C. Expect roughly 9.5 wet days totalling 33.1mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Tulcea is August–October.
Based on IZMAIL, UP (21.2km), 1995–2024. 12 years of January data.