Phenological characteristics of Grain Rain

The phenological characteristics of Grain Rain are that the rainfall increases and the humidity in the air increases.

At this time, we should follow the changes of natural solar terms and adjust them according to their climatic characteristics. At the same time, due to the warmer weather, people's outdoor activities have increased, and peach blossoms and apricot blossoms have opened in the northern region, and catkins are flying all over the sky. Only when there is sufficient and timely rainfall can cereal crops grow sturdily.

In Grain Rain season in southern China, willows fall, cuckoos cry at night, peonies blossom and cherries ripen. Natural scenery tells people that it is the end of spring. At this time, the temperature in the south rises rapidly. Generally, the average temperature in late April has reached 20℃ to 22℃, except for parts of northern and western South China.

The Meaning of Solar Terms in Grain Rain

Grain Rain is the sixth of the 24 solar terms and the last solar term in spring. It is celebrated every year from April 19 to April 2 1 day in the Gregorian calendar. Grain Rain is taken from the meaning of "Rain gives birth to a hundred valleys". At this time, the precipitation has obviously increased, and the seedlings in the field are newly planted, and new crops need rain most. With sufficient and timely rainfall, cereal crops can thrive.

Grain Rain, like rain, Xiao Man, light snow and heavy snow, is a solar term reflecting precipitation and ancient farming culture. In southern China, obvious rainy weather often begins to appear, especially in southern China. Once cold air meets warm and humid air, it will often form a long rainy weather.