Weather in Chengdu is generally mild and humid with frequent rainfall. The best months to visit Chengdu are from March to June and September to November, when the weather is mild and the natural landscape is charming.
Spring comes from March to May, when the weather warms up with frequent alternative temperature changes. It’s better to prepare shirts, thin sweaters and coat.
Summer lasts from June to September. The weather is hot and humid, especially at noon. July and August are the hottest months in Chengdu, with an average temperature from 22 °C to 30 °C. Mt. Qingcheng and Mt. Emei are ideal places to escape the summer heat.
Autumn from October to November is regarded the best season to visit Chengdu. The autumn scenes at Jiuzhaigou and Huanglong are among the most beautiful in China.
Winter generally comes from December to February, when the weather is cold and cloudy with little sunshine. The average low and high temperatures are respectively 4 °C and 11 °C. Prepare sweater and down jacket for winter.