city includes some of the island's mountains, with a peak elevation of within the metro area, which begins at sea level at the coast line. The city has many neighbourhoods: Le Barachois, Bellepierre, Bois-de-Nèfles, La Bretagne (Le Cerf), Le Brûlé, Les Camélias, Centre-ville, Champ-Fleuri, La Montagne (Le Colorado, Ruisseau Blanc, Saint-Bernard), Montgaillard, La Providence, La Rivière Saint-Denis (La Redoute), Ruisseau des Noirs, Saint-François, Saint-Jacques, Sainte-Clotilde (Le Butor, le Chaudron, Commune Prima, Domenjod, Le Moufia), La Source, La Trinité, Vauban Climate Saint-Denis features a tropical monsoon climate (Köppen Am) with two distinct seasons: a hot and humid wet season from December to April and a very warm, less humid drier season for the remaining seven months of the year, with July to October qualifying as true dry season months. The dry season does typically feature relatively light rain, but it is not wet enough to be a tropical rainforest climate. During the wet season, tropical cyclones often affect the city. Demographics Saint-Denis is the most populous commune in the French overseas departments. The population of St Denis has grown substantially since 1954, both in the commune and the metropolitan area. In the 66 years from 1954 to the census in 2020, population has more than tripled. The annual rate of population growth has been lower in the 21st century than in the 20th century. The places of birth of the 304,223 residents in the Saint-Denis metropolitan area at the 2015 census were the following: 81.1% were born in Réunion 11.1% in Metropolitan France 1.1% in Mayotte 0.3% in other parts of Overseas France 6.4% in foreign countries (notably Madagascar, the Union of the Comoros, and Mauritius); half of them were immigrants and the other half were children of French citizens born abroad (children of Réunionese settlers in Madagascar for example) Transport The closest airport is Roland Garros Airport, 7 km east of the city in Sainte-Marie, Réunion, which is also the main international airport of Réunion. Air Austral is the regional air carrier, with its Indian Ocean hub located at the airport. The airline has begun serving some cities in mainland France. Five or six other airlines serve the airport. There is a good road network in Saint-Denis. On March 15, 2022, an aerial tramway, named Papang, started operating, stretching 2.7 km (approximately 1.67 mi) and serving 5 stations between the neighbourhoods of Le Chaudron and Bois-de-Nèfles. Mayors 2020–present: Ericka Bareigts,