Is the ship from Yantai to Dalian cold during the National Day?

During the National Day, the temperature on the ship from Yantai to Dalian will drop, and generally it will be colder. According to historical temperature data, at the beginning of 10, the average temperatures in Yantai and Dalian were around 15℃ and 13℃ respectively. In addition, when a ship sails at sea, it may feel colder under the influence of sea breeze. Therefore, it is suggested that people who go to Dalian by boat during the National Day should take warm measures on their clothes, and it is best to bring warm clothes such as coats or sweaters. Please note that the specific temperature needs to be considered according to the actual situation and weather forecast of the year.