Simplify the following text for a Grade 3 native English-speaking person.
Original: Rainfalls over 12-hours in Guadeloupe were up to 20.00 i in Saint-Claude , 19.09 inches in Guillard-Basse-Terre and 17.63 in Gaba .
Simplified: Rainfalls over 12-hours in Guadeloupe were up to 20.00 i in Saint-Claude , 19.09 i in Guillard-Basse-Terre and 17.63 i in Gaba .