What does the precipitation probability in weather forecast mean?

Precipitation probability refers to the probability of rain in a certain area today. The probability of rain is this number within the forecast time and regional scope. It can also be understood that the accuracy of this forecast in the specified time and area is this number.

Probability is a mathematical term, and its intuitive meaning refers to the possibility of a thing happening. The prediction published in the form of probability is called probability prediction.

1966 originated in America. Popular understanding: under certain conditions (temperature, air pressure, humidity, etc. ), the probability of precipitation in history is 30%. Knowing the forecast of precipitation probability, we can take measures against the weather that may rain to reduce the inconvenience in life.