Sanjiang is located at the base of rugged and rolling mountains and where the weather can be humid and changeable. Spring is accompanied almost by daily drizzle. Torrential rains occasionally strike the area in summer. As well as the general travel necessities, something to protect you from the rain is necessary when traveling to Sanjiang.
In Sanjiang, the coldest month is January, the average temperature is about 7.3℃; July is its hottest month, the average temperature can reach 27.3℃.