What is the coldest solar term in winter? Which solar terms are beginning to pick up?

The coldest solar term in winter is the great cold. Spring begins to get warmer and warmer.

The Great Cold is the last of the 24 solar terms. 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.

After beginning of spring, the temperature rose, and most parts of the country began a busy spring ploughing season. Beginning of spring solar terms began, westerly jet, the southern branch of East Asia, began to weaken, and the winter climate was coming to an end.