What is the weather temperature for going to Beihai from the end of June 65438+ 10 to the beginning of 10? Can you swim in the sea?

At present, the typhoon has no effect on the North Sea. It's 10, and you're still wearing a light coat, but it's getting cold at this time, and it will gradually get cold later, and it will pick up again in February. If you go there, it may be a little cold. If there were no storms, you wouldn't freeze to death. If the ocean is closed, there may be less seafood.