1. Every year, the Earth is irrigated by an average of 519 thousand km3 of rain. One km3 includes 1 billion tons of water.
2. In Portugal, rain is a good reason not to come to work.
3. In the 17th century, soothsayers in Great Britain could be executed for erroneous weather forecasts.
4. Raindrops in the Marshall Islands reach 1 cm in diameter.
5. The smell that is felt during rain is called geosmin. It is secreted by various microorganisms under the influence of moisture. Rain by itself has no smell.
6. In the northern part of Brazil is the state of Para, where it always rains.
7. The history of weather forecasts began with rain. When the owner of a radio station in Wisconsin got wet under his drops, he decided to report on the radio about the impending rains.
8. The most "wet" island of the planet is one of the Hawaiian Islands. It rains 350 days a year on this mountain. And the rainiest city is located in India. Cherrapunji receives about 11,777 mm of precipitation per year.
9. One in 100 million people is allergic to rain.
10. For African Botswana, rain is extremely rare. People appreciate it so much that when greeting each other, they pronounce "pula", which means "let it rain." The same word is called the local currency.
11. In Uganda, 250 days a year there are thunderstorms.
12. In the desert, even when caught in the rain, a person remains dry. The effect is explained by the fact that in the hot and dry air of the desert, raindrops evaporate before they fall to the ground.
13. The usual acidity of rain is 5.6 units. If the pH of rainwater is 5.5, the rain is called acidic and kills bacteria. Rain with a pH of 4.5 kills insects, amphibians and fish.
14. It is not difficult to create rain artificially if dry ice is dropped from an airplane into accumulations of cumulus clouds.