When did Korla start to get cold?

The weather in this area has been getting colder and colder since June 5438+ 10.

This is because Korla belongs to the continental arid climate of warm temperate zone, and the temperature gradually dropped and became cold in June+10/October in 5438. The lowest temperature in winter can reach -28℃, and the annual average temperature is 1 1.4℃. At this time, the main wind direction is the northeast wind, which also aggravates the cold feeling. In addition, the frost-free period in winter in Korla is longer, with an average of 2 10 days, which means that the winter cold lasts longer. So Korla began to get cold from 10.