What does it mean that it rains 30% on iphone?

There is a 30% chance that it will rain at the corresponding time.

According to the query encyclopedia, 30% rainfall in apple weather means that there is a 30% rainfall probability in the corresponding period, which is calculated according to the weather forecast and the size and trend of rain clouds. Weather is a built-in APP customized by iPhone in its own iOS system, which can reflect the weather situation in real time and provide reliable weather data for mobile phone users. In the domestic market, the weather APP of iPhone actually uses ink weather. The classification criteria of weather and rainfall in Apple mobile phones are: when the daily precipitation is between 0- 10 mm, it is light rain; 10-25mm is moderate rain; Heavy rain between 25 and 50 mm; 50- 100 mm is a rainstorm; Heavy rain occurred between 100-200mm; More than 200 mm is a torrential rain.

IPhone is a mobile phone product released by AppleInc at Macworld Conference held at Masconi Convention Center in San Francisco, USA on June 9, 2007.