What phenomenon means it is going to rain? What phenomenon in nature means that it will rain?

Before it rains, people, animals, insects, etc. There will be different phenomena. Through careful observation of the surrounding things, we can also be familiar with the changes in the weather. For example:

1, "Don't go out at sunrise, but go to Wan Li Road at sunset." If there are no clouds in the morning, the weather will be fine. If there are many clouds in the sky at sunset in the afternoon, the weather will be fine. Otherwise it will rain, that is, there will be morning glow or no sunset glow in the afternoon.

2, against the tide on the ground, there are water drops on the stone;

3. "There is a hook cloud in the sky and it is raining underground." Hook clouds are called hook clouds in meteorology. Generally appear in front of warm front and low pressure. The appearance of hook clouds indicates that a front or low pressure is coming, which is a precursor to rain.

4. Swallows and dragonflies fly low; Ants swarm, earthworms and snakes crawl out of holes; Rain ants and mosquitoes appear in groups; Cats wash their faces; Snails and fish jump out of the water and meet in the heavy rain; Frogs are hoarse; The chicken does not enter the cage, and the rain comes and goes;

5, people with tinea of hands and feet will itch and blister;

6. People with rheumatic joint pain will feel pain before it rains.