Excuse me, what is the main meaning and climate and weather characteristics of the great cold solar terms?

1. The 24th solar term in 24 solar terms falls on the 20th or 20th of1; It means that the weather is cold and the coldest period is coming.

At this time, the cold wave frequently goes south, which is the coldest period of the year in most parts of China. The wind is strong, the temperature is low, and the snow on the ground does not melt, showing a cold scene of ice and snow. During this period, railway, post and telecommunications, petroleum, shipping and other departments should pay special attention to take measures to prevent severe weather such as strong winds and blizzards as soon as possible. Agriculture should strengthen the cold and antifreeze of livestock and wintering crops.