What is weather and climate?

Weather refers to the ever-changing atmospheric state, which is not only the atmospheric state in a certain time and space, but also the continuous change of atmospheric state in a certain time interval. Such as clouds, fog, rain, snow, hail, lightning, typhoon, cold wave and so on. Are our common weather phenomena.

Climate is the average or statistical state of meteorological elements and weather phenomena for a long time, and the time scale is months, seasons, years, years to hundreds of years. Climate is measured by the characteristics of cold, warm, dry and wet, and is usually characterized by the average value and deviation value of a certain period.