Visiting local bars in Huayin is more fun when the weather is good. These temperatures and rainfall averages can help you decide the best time for bar-hopping. The hottest months are usually July and June, with an average temperature of 20°C, while the coldest months are January and December, with an average of 1°C. The rainiest months in Huayin are July, August, September and June, with each month seeing an average of 191 mm of rainfall.