Planning for the weather is an important factor for making your trip to Gaosuntang a success, especially when you’re splurging. The hottest months are usually August and July with an average temp of 79°F, while the coldest months are January and December with an average of 51°F. The rainiest months in Gaosuntang are June, July, May, and September, with each month seeing an average of 8 inches of rainfall.