Cultuurtuin Rainfall At Cultuurtuin in Suriname, for a period of record spanning 1979 – 2014 average annual rainfall sum = 2255.3 mm wettest year on record = 3027 mm of rainfall in 2007 driest year on record = 1611.9 mm of rainfall in 2003 wettest month on average = 307 mm of rainfall in May wettest …