F Defrance Louis Rainfall At F. Defrance Louis in Martinique, for a period of record spanning 1971 – 2014 average annual rainfall sum = 1803.6 mm wettest year on record = 2598.5 mm of rainfall in 1998 driest year on record = 944.7 mm of rainfall in 1973 wettest month on average = 243.6 mm of …