Berlin vs Cologne

Berlin and Cologne are closely matched in January. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.

Berlin is on the cooler side at 3°C, requiring warmer clothing. Cologne is cooler at 5°C.

For travelers who prioritize dry weather, Berlin is the stronger choice in January. Cologne receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.

Berlin reaches an average high of 3°C (37°F) and drops to -2°C (28°F) at night during January. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.

Cologne averages 5°C (41°F) for the high and 0°C (32°F) for the low, with a daily range of 5°C. The 2°C difference is noticeable but not dramatic.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in January.

Berlin receives approximately 50 mm of rainfall across 12 rain days during January. You can expect rain roughly every other day.

Cologne sees 87 mm over 14 rain days. That makes Berlin the drier option by 2 rain days and 37 mm of total precipitation.

Both cities share similar humidity levels at 65%.