Which is colder, Sapporo or Dalian?

Sapporo. The reason for this is the following：

1. The lowest temperature in Sapporo in winter-15, and -5-10 degrees in normal times; The average winter temperature in Dalian is below 10℃.

2. Dalian is windy in winter, with little rain and snow, cold and dry; Sapporo is located on an island, so the climate is maritime, so the snowfall is heavy, wet and cold.

3. Sapporo is located on the windward side of the winter wind, with more precipitation, more cloudy days and less light and cold weather; Dalian belongs to the continental monsoon climate of warm temperate zone, with maritime characteristics, and is the warmest place in Northeast China. There is no severe cold in winter, and it has entered a cold period with plenty of sunshine.

So sapporo is colder.