January in Kaliningrad averages a daily high of 0.5°C with nights around -4.1°C. Expect roughly 16.3 wet days totalling 67.1mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Kaliningrad is May–September.
Based on KALININGRAD, RS (2.8km), 1995–2024. 25 years of January data.