Its annual average temperature is about 10 degrees Celsius, annual average precipitation 837.4 mm and sunshine ratio 56 percent. Therefore, it has a good condition for thermotherapy.

Usanjang, located in the deep valley of Peak Kuksa, has a beautiful lake. Its natural scenery is very beautiful.

There is a tree of Usanjang zelkova recorded as a natural monument.

There are also various sports facilities and a route of climbing Peak Kuksa.

Usanjang has been spruced up as a recreation resort and a scenic spot to contribute to the emotional life of working people.