San José Island ()() is a river island in the
Rio Negro, located at the easternmost part of
Colombia
Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...
. Administratively, it is located in the municipality of
La Guadalupe in the
Guainía Department
Guainía (; Yuri language: "Land of many waters") is a department of Eastern Colombia. It is in the east of the country, bordering Venezuela and Brazil. Its capital is Inírida. In 1963 Guainía was split off from Vaupés department. The nor ...
.
It is located in front of the
Piedra del Cocuy. It serves as
boundary marker
A boundary marker, border marker, boundary stone, or border stone is a robust physical marker that identifies the start of a land Border, boundary or the change in a boundary, especially a change in direction of a boundary. There are several ...
of the borders
with Venezuela and
with Brazil, for which it is considered a
tripoint
A triple border, tripoint, trijunction, triple point, or tri-border area is a geography, geographical point at which the boundaries of three countries or Administrative division, subnational entities meet. There are 175 international tripoints ...
.
Climate
The climate is tropical, with a temperature of 22 °C. The warmest month is February at 24°C and the coolest is June at 20°C. Average precipitation is 4,286 millimeters per year. The month with the most precipitation is May, with 571 millimeters of rain, and the month with the least is November, with 216 millimeters.
References
River islands of Colombia
Geography of Guainía Department
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