Visiting local bars in Guilin is better when the weather is good. These rainfall averages and temperatures can help you choose the best time for bar-hopping. 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 11°C. The rainiest months in Guilin are June, May, April and March, with each month seeing an average of 345 mm of rainfall.