Oslo vs Copenhagen

Oslo and Copenhagen 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.

Oslo is on the cooler side at -2°C, requiring warmer clothing. Copenhagen is cooler at 3°C.

For travelers who prioritize dry weather, Oslo is the stronger choice in January. Copenhagen receives 2 more hours of sunshine per day, which matters for sightseeing and outdoor activities.

Oslo reaches an average high of -2°C (28°F) and drops to -14°C (7°F) at night during January. The daily temperature range is 12°C, meaning significant temperature swings between day and night.

Copenhagen averages 3°C (37°F) for the high and 0°C (32°F) for the low, with a daily range of 3°C. There is a notable 5°C gap between the two cities, so expect a very different feel.

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

Oslo receives approximately 33 mm of rainfall across 3 rain days during January. Rain is occasional, so a light rain jacket should suffice.

Copenhagen sees 51 mm over 12 rain days. That makes Oslo the drier option by 9 rain days and 18 mm of total precipitation.

Both cities share similar humidity levels at 65%.