Rose Hall Rainfall At Rose Hall in Guyana, for a period of record spanning 1979 – 2014 average annual rainfall sum = 1894.5 mm wettest year on record = 2904.6 mm of rainfall in 2012 driest year on record = 1178.7 mm of rainfall in 2009 wettest month on average = 270 mm of rainfall in … Continue reading Rose Hall Rainfall