The annual average temperature in Chongqing city is 18C (64F) to 20C (68F) with a low temperature of 4C (39F) in winter and a high temperature of 40C (104F) in summer. Chongqing is famous for its hot summers and it is known as one of 'the three furnace cities'. The other two are Nanjing and Wuhan. Bring the light clothing such as T-shirts, shorts and sandals if you come in summer. so, remember to bring your umbrella, sunglasses, and suntan lotion to avoid the heat of the 'burning furnace'.

Chongqing city is also a fog city that has about 100 foggy days a year usually in spring and summer. Chongqing receives abundant rainfall, averaging about 1000 to 1400 millimeters (39 to 55 inches) annually. It has plenty of evening rain all year round but it's best to visit the city during spring, autumn and winter.