Information provided recently by IDEAM (Institute of Hydrology, Meteorology and Environmental Studies), the Colombian meteorological service, indicates that one of his official sites called Port Lopez in the Department of the Cauca, pacific region has an annual average rainfall of anywhere else in the world.
The Top 20 Wettest Places in the World
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1. 524.68" / 13327 mm - Puerto Lopez, Cauca, Columbia, South America
2. 512.08" / 13008 mm - La Concha, Cauca, Columbia, South America
3. 473.86" / 12036 mm - Bahia Malaga, Valle, Columbia, South America
4. 467.35” / 11871 mm - Mawsynram, Meghalaya, India, Asia
5. 463.66” / 11777 mm - Cherrapunji, Meghalaya , India, Asia
6. 453.38” / 11516 mm - Cropp at Waterfall, South Island, New Zealand
7. 448.58” / 11394 mm - Tutunendo, Choco, Colombia, South America
8. 423.19” / 10749 mm - Quibdo, Choco, Colombia, South America
9. 411.42” / 10450 mm - Ureca, Bioko Island, Equatorial Guinea, Africa
10. 405.47” / 10299 mm - Debundscha, Fako, Cameroon, Africa
11. 404.40” / 10272 mm - Big Bog, Maui, Hawaii, Oceania
12. 384.35” / 9763 mm - Mt.Waialeale, Kauai, Hawaii, Oceania
13. 365.87" / 9293 mm - Kukui, Maui, Hawaii, Oceania
14. 327.72" / 8324 mm - Walakkad, Kerala, India, Asia
15. 21.60” / 8169 mm - Emei Shan, Sichuan, China, Asia
16. 315.24" / 8007 mm - Hulikal, Karnataka, India, Asia
17. 307.90” / 7821 mm - Bowden Pen, Jamaica, Oceania
18. 300.00" / 7620 mm - Agumbe, Karnataka, India, Asia
19. 297.60” / 7559 mm - Lloro, Choco, Colombia, South America
20. 280.98” / 7137 mm - Andagoya, Choco, Colombia, South America
More on Port Lopez monthly rainfall records etc in
http://tamilnaduweatherman.blogspot.in/2013/09/puerto-lopez-in-columbia-new-wettest.html