What should I wear to travel to Changbai Mountain in Jilin at the end of September?

At present, the temperature difference between morning and evening is very large. The scenic spot is only 9 degrees in the morning and about 22 degrees at noon. Except for rainy days, ultraviolet rays are particularly strong. Autumn tiger, you know ~ it is recommended to wear thin thermal underwear with Colombian mountaineering clothes and hiking shoes.

Traveling to Changbai Mountain in mid-September, I want to ask about the weather.

Weather forecast of Changbai Mountain in Antu County, Jilin Province 10 (Saturday) light rain 8/21(Sunday) light rain 9/2 12 (Monday) light rain turns cloudy 9/0 Tuesday (13) rain/KLOC-

What's the temperature in Changbai Mountain Tianchi in mid-September?

Changbai Mountain belongs to temperate continental mountainous climate, characterized by long and cold winter, short and cool summer, changeable weather, windy spring and foggy autumn. The annual average temperature is between -7-3, the annual precipitation is between 700- 1400 mm, and the best travel time is July, August and September. Area: total area 196465 hectares. Administrative Division: The administrative area spans Antu County, Yanbian Korean Autonomous Prefecture; Fusong County and Changbai Korean Autonomous County of Baishan City. Landscape: Changbai Linhai, Sixteen Wonders, Glacier Relics, Tianchi, Changbai Waterfall, Fengkou, Hot Springs, Baijian Wonders, Changbai Cold Spring, Tianchi Bath Bow Pool, Luyangdi Cave, Tianhe, Xiaotianchi, Niulangdu, Jinxian Spring, Wang Chi, Wusong, Alpine Gardens, Dragon and White Clouds, Animal Bath Map, etc.