1. It is best to travel to London in summer, which is the most dynamic season in London, generally referring to June-August every year.

2. During this period, the weather is usually sunny, the temperature is about 18℃-25℃, and the sunshine lasts nearly 17 hours, which is the best tourist season. In this season, there are usually many colorful activities in London, such as food festivals, music festivals, children's days, etc. The Wimbledon Championship is held during this period.