About Koina, Upper River

Koina is a city of approximately 7,500 people in Upper River, Gambia. Located in the Africa/Banjul time zone at 13.5°N latitude.

In 2025, Koina averaged an annual temperature of 84°F, with hottest temperatures reaching 111°F in April and lowest around 63°F in February. The city received approximately 44 inches of precipitation during the year.