With a population of around 14,900, Lamentin sits in Guadeloupe, GP. The city operates in the America/Guadeloupe time zone.
In 2025, Lamentin recorded an average annual temperature of 78°F. The hottest temperatures reached 92°F in August; the coolest were 68°F in December. Total precipitation for the year was 47 inches, with the wettest month being May.
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