Definition of research. 1  1 : careful or diligent search. 2  2 : studious inquiry or examination; especially : investigation or experimentation aimed at the discovery and interpretation of facts, revision of accepted theories or laws in the light of new facts, or practical application of such new or revised theories or laws.
Chengdu Weather in December. CityWeather. Chengdu is not as cold as Beijing in December because it is located in a basin in south China. But the weather is damp which makes it unpleasant. Also, there is no central heating, so you may feel cold even though the average low temperature never falls below 0 Â°C (32Â°F).
Chengdu weather is mild and humid all year round but the summer is sultry which is not very pleasant. The best travel time is during Mar.~Jun. and Sept.~Nov.