The wettest year on record was 1997.
the wettest month in the year is in April.
The wettest state is Hawaii with about 67 inches per year. The second wettest (and wettest in continental) is Louisiana with about 58 inches per year. Mt. Waialeale on Kauai in Hawaii (about 460 inches per year) The wettest location in the continental US is Quillaylute, Washington with the rainfall of 101.7 inches a year.
2012
The wettest city in Russia is Petropavlovsk-Kamca, which has on average 82,9mm rainfall for year.
2012
The wettest major city is Taiwan. It get over 95 inches of rain per year.
1930
Summer
June to October.
Derry City with 1800mm of rain a year. The Amazon rainforest only gets 1600mm a year!
This would be Mawsynram. It is able to get over 11,872 millimeters of rain each year making it the wettest place in Asia.