Xiaoyangchun refers to the lunar month.

Xiaoyangchun refers to October of the lunar calendar.

Xiaoyangchun is the name of seasonal climate, which refers to the warm weather like spring in winter (winter solstice and the beginning of light snow festival). Generally speaking, Xiaoyangchun refers to October of the lunar calendar. There is a folk saying that "it's sunny in October". It doesn't mean that the weather will suddenly cool down after beginning of winter enters the solar term, and there may be high temperature weather. People call this phenomenon "Xiaoyangchun".

This is because the height of the sun in the northern hemisphere becomes smaller, the daylight time becomes shorter, and the amount of solar radiation obtained by the northern hemisphere becomes less and less. However, due to the heat and energy stored on the surface in the second half of this year, it is generally not very cold in early winter in southern China. In some places, sunny, warm and comfortable October "Xiaoyangchun" weather often occurs when there is no wind, so Meng Dong is called "Xiaoyangchun".

Weather characteristics of Xiaoyangchun

The weather in Xiaoyangchun is characterized by high temperature, and the daytime temperature is around 20℃, which makes people feel the warmth of spring. Not only does it make people feel comfortable, but some plants really regard Xiaoyangchun in October as a period of blooming spring. However, October in the lunar calendar does mean the beginning of winter in the lunar calendar. After winter, the weather changes rapidly, especially in the north, where cold air activities will be very frequent. October of the lunar calendar will be the season of light snow and heavy snow, and the frequency of rainfall and snowfall will also increase.

Although the weather is not cold after beginning of winter, the cold air in the north will bring unstable factors such as cooling, strong wind and precipitation. People can enjoy the red leaves and feel the beauty of late autumn, but they should also pay attention to the temperature changes. The appearance of Xiaoyangchun brings people a glimmer of hope and warmth, and makes people feel the breath of spring at the end of autumn.

Reference to the above content: Baidu Encyclopedia-Xiaoyangchun