Excuse me: Is it cool to travel to Beidaihe on May 1?

Let me show you the weather forecast of Beidaihe for a few days first.

Monday, April 30th, 15℃ -23℃

Tuesday, May 2nd 1 12 C-25 C

Wednesday, 2 May 13 C-28 C

That's the seaside. It will be cold sooner or later, but it will be hot during the day!