Cologne vs Berlin

Cologne and Berlin 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.

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

Cologne reaches an average high of 5°C (41°F) and drops to 0°C (32°F) at night during January. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.

Berlin averages 3°C (37°F) for the high and -2°C (28°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.

Cologne receives approximately 87 mm of rainfall across 14 rain days during January. You can expect rain roughly every other day.

Berlin sees 50 mm over 12 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%.