How many degrees does it take to get rime in Mangshan Mountain?

There is rime in Mangshan-1 to -2 degrees.

The formation conditions of Mangshan rime are very harsh, which requires not only cold, long and humid winter, but also sunny, partly cloudy and windless weather. When the temperature is-1 to -2 degrees, you can see the ice rime on the mountain. Rime, commonly known as tree hanging, also known as ice flower, is a very rare natural phenomenon similar to frost in the early winter, and granular frost crystals are called rime. There are two kinds of rime, hard rime and soft rime. Hard and water, frost and dew are all caused by the temperature difference between air and ground objects. The best time to see rime in a day is in the morning. Mangshan Mountain is about 1600 meters above sea level, which is the southernmost snow line in China.

Mangshan Mountain is located in Yizhang County, Chenzhou City, Hunan Province. It is the largest forest park in Hunan Province. This is a green treasure house with lush trees and beautiful scenery. It is known as "the second Xishuangbanna" and "the natural arboretum in the south of China". Mangshan Mountain is named after the vast forest and the presence of pythons.