High pressure centers are often mentioned in weather forecasts. What is the weather like around the center?

The high pressure center is generally the center of cold air in autumn, winter and spring.

The cold air has a low temperature, expands with heat and contracts with cold, and has a high gas density and high air pressure, so the air flow stagnates on the ground.

Generally, it's sunny, Wan Li is cloudless, windless and not hot, and it radiates strongly at night to cool down. This is the end of a cold air influence process and the coldest night.