With a population of around 13,400, Gambissar sits in Upper River, Gambia. The city operates in the Africa/Banjul time zone.
In 2025, Gambissar recorded an average annual temperature of 83°F. The hottest temperatures reached 108°F in April; the coolest were 62°F in February. Total precipitation for the year was 42 inches, with the wettest month being August.
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