Planning for the weather is an important factor for making your trip to Emeishan a success, especially when you're splurging. The hottest months are usually August and July, with an average temperature of 24°C, while the coldest months are January and December, with an average of 9°C. The rainiest months in Emeishan are July, August, September and June, with each month seeing an average of 232 mm of rainfall.