Potsdam Rainfall At Potsdam in Jamaica, for a period of record spanning 1971 – 2014 average annual rainfall sum = 1387.9 mm wettest year on record = 2360 mm of rainfall in 2005 driest year on record = 801 mm of rainfall in 1976 wettest month on average = 245.8 mm of rainfall in October wettest … Continue reading Potsdam Rainfall