Will it definitely rain during the rain solar term?

No.

Rain is the second solar term among the 24 solar terms. The rain solar term period generally starts from February 18th to 20th in the Gregorian calendar. The meaning of the rain solar term is the beginning of rainfall, and the amount of rainfall is usually light rain or drizzle.

Farmer proverbs include "On the Rainy Day of 1989, the old man who farmed can't rest", "The place where the rain comes thaws, and one layer is used to rake another layer", etc., indicating that appropriate precipitation is very important for the growth of crops. .

For farmers, if it rains during the rainy season, it can make the land moister and make spring plowing and sowing more beneficial. After all, "spring rain is as valuable as oil."

In addition, the rivers are in the dry season in autumn and winter, and many small rivers have no water. Even if you want to irrigate, it is not easy. Without enough water sources, the land cannot be fully irrigated, so there are still many people when it rains in spring. desired.

Meteorological changes of the rain solar term

The meaning of the rain solar term is the beginning of rainfall, but the rainfall is mostly light rain or drizzle.

At the rainy season, the direct point of the sun gradually moves closer to the equator from the southern hemisphere. At this time, in the northern hemisphere, the duration and intensity of sunshine are increasing, the temperature rises rapidly, and the warm and moist air from the ocean Begins to be active and gradually advances northward; at the same time, the cold air is not to be outdone in the weakening trend, and frequently competes with the warm air to form rainfall.