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 temperature of 26°C, while the coldest months are January and December, with an average of 10°C. The rainiest months in Gaosuntang are June, July, May and September, with each month seeing an average of 196 mm of rainfall.