Is it good to go to Dumeng Grassland in Daqing on May Day? Is it cold?

Okay, cold. According to information about Dumeng Grassland in Daqing, Dumeng Grassland is endless with blue sky and white clouds, and there are mostly cattle and sheep delicacies. However, the temperature difference between day and night in the grassland is very large, generally a difference of 14 degrees Celsius. In summer (May-August), the daytime temperature is in the 30s. The temperature is only ten degrees at night, so it is quite cold.