Temperature: the average annual temperature is 15 ℃, the highest monthly average temperature is 29.6 ℃, the lowest monthly average temperature is -0.2℃.It won’t be frozen the whole year. Irregular semidiurnal period tide, rising tide is two times a day and so is the ebb tide The highest tide level: 6.38m; lowest tide level: 0.42m; average high tide level: 3.82m ; average low tide level: 1.86m; maximum tidal range:4.01m, average tidal range : 1.96m.