Mawsynram located in Meghalaya (means “land of clouds”) of India is the most rainy place in the world causing average temperature of just 11°C to 20°C! And yeah… second most wettest place, Cherrapunji is also in Meghalaya! Meghalaya justifies its name with these records. Mawsynram is registered in Guinness World Records for highest rainfall. Most of the rain occurs in Monsoon in the month of June & September. If want to experience the wettest place of the planet, Mawsynram is the place to go!
Source: Guinness World Records, Wikipedia, YouTube.