What's the difference between weather and climate?

The duration of weather and climate is different: the weather is short-term and changes in days, hours, etc. The climate cycle is long, usually 30 years or longer, and it is a predictable average weather over a period of time. Weather is a specific state of the atmosphere close to the surface in a short time in a certain area; Climate refers to the multi-year average of an area's atmosphere.

Climate is a long-term average state of atmospheric physical characteristics, which is different from weather and has certain stability. According to the regulations of the World Meteorological Organization, a standard climate calculation time is 30 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.

Matters needing attention in hot and cold weather

The weather is changeable, cold and hot, the temperature difference between morning and evening is large, the wind blows, and microorganisms such as bacteria and viruses are active. Chongqing citizens should pay attention to keep warm when going out to prevent colds, especially children, pregnant women, the elderly, the weak and other people with poor resistance. In addition, when going out for an outing, you should avoid excessive fatigue and long time. Try not to spend the night outside. It's best to take some medicines to prevent and treat colds.

You should also prevent diarrhea when playing. Food is perishable, so it is best to take sealed food, especially meat, when you go out. Unpacked food should be eaten as soon as possible. You'd better wash your hands before eating.