Phenological characteristics of rain solar terms

Hongyan came, the temperature gradually rose and the precipitation increased.

1, Hongyan comes: Hongyan flies back to the north from the south, and it is a migratory bird, which migrates with the climate warming.

2. The temperature gradually rises: The rain solar term is the second solar term in spring in China, and the temperature gradually rises, but it is still low.

3. Increased precipitation: The name of the rain solar term comes from the increase in precipitation at this time, and rainfall began to appear. In the southern region, the solar term of rain is one of the periods with the most precipitation.