January in Amsterdam averages a daily high of 6.3°C with nights around 1.3°C. Expect roughly 16.4 wet days totalling 68.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Amsterdam is May–September.
Based on SCHIPHOL, NL (9.4km), 1995–2024. 30 years of January data.