Grain Rain is the sixth solar term of the 24 solar terms and the last solar term of spring. When the sun reaches celestial longitude 30 degrees, there is more rain, which is good for the growth of grain crops. Grain Rain falls on April 20 this year, which is March 24 in the Chinese lunar year of Ding You.

After Grain Rain, the humidity in the air gradually increases. At this time, it is necessary to comply with the changes of the natural environment to maintain the normal operation of human viscera functions. Although the temperature is getting warmer at this time, it is still cooler sooner or later. It is necessary to pay attention to increase or decrease clothes to avoid catching cold. People with allergic constitution still need to prevent hay fever, allergic rhinitis, allergic asthma, etc., and pay attention to avoid contact with allergens.