Paris vs London

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, London edges ahead as the better destination in May. London offers 10 hours of daily sunshine with only 10 rain days, while Paris sees 10 sunshine hours and 11 rain days.

Paris sits in the comfortable travel range at 19°C. London is also comfortable at 17°C.

For travelers who prioritize dry weather, London is the stronger choice in May.

Paris reaches an average high of 19°C (66°F) and drops to 9°C (48°F) at night during May. The daily temperature range is 10°C, meaning moderate variation throughout the day.

London averages 17°C (63°F) for the high and 8°C (46°F) for the low, with a daily range of 9°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 May.

Paris receives approximately 65 mm of rainfall across 11 rain days during May. You can expect rain roughly every other day.

London sees 52 mm over 10 rain days. That makes London the drier option by 1 rain day and 13 mm of total precipitation.

Both cities share similar humidity levels at 65%.