French Guiana French Guiana French Guiana (pronounced or , ; ) is an overseas department and region of France, on the north Atlantic coast of South America in the Guyanas. It borders Brazil to the east and south and Suriname to the west. Since 1981, when Belize became independent, French Guiana has been the only territory of the mainland Americas that is still part of a European country. With a land area of , French Guiana is the second-largest region of France and the largest outermost region within the European Union. It has a very low population density, with only . Half
Suriname the Atlantic coast. The southernmost borders with French Guiana and Guyana are disputed by these countries along the Marowijne and Corantijn rivers, respectively, while a part of the disputed maritime boundary with Guyana was arbitrated by a tribunal convened under the rules set out in of the United Nations Convention on the Law of the Sea on 20 September 2007. Lying 2 to 5 degrees north of the equator, Suriname has a very hot and wet tropical climate, and temperatures do not vary much throughout the year. Average relative humidity is between 80% and 90%. Its average temperature ranges from