January in Sint-Niklaas averages a daily high of 6.6°C with nights around 1.6°C. Expect roughly 15 wet days totalling 66.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Sint-Niklaas is May–September.
Based on WESTDORPE, NL (20.8km), 1995–2024. 30 years of January data.