Tokyo vs London

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Tokyo edges ahead as the better destination in December. Tokyo offers 7 hours of daily sunshine with only 7 rain days, while London sees 4 sunshine hours and 11 rain days.

Tokyo is on the cooler side at 11°C, requiring warmer clothing. London is cooler at 8°C.

For travelers who prioritize dry weather, Tokyo is the stronger choice in December. Tokyo receives 3 more hours of sunshine per day, which matters for sightseeing and outdoor activities.

Tokyo reaches an average high of 11°C (52°F) and drops to 3°C (37°F) at night during December. The daily temperature range is 8°C, meaning moderate variation throughout the day.

London averages 8°C (46°F) for the high and 3°C (37°F) for the low, with a daily range of 5°C. The 3°C difference is noticeable but not dramatic.

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

Tokyo receives approximately 59 mm of rainfall across 7 rain days during December. Rain is occasional, so a light rain jacket should suffice.

London sees 58 mm over 11 rain days. That makes Tokyo the drier option by 4 rain days and 1 mm of total precipitation.

Both cities share similar humidity levels at 65%.