Weather is probably a major factor when you plan your trip to Hechi, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July, with an average temperature of 25°C, while the coldest months are January and December, with an average of 12°C. The rainiest months in Hechi are June, May, July and August, with each month seeing an average of 323 mm of rainfall.