Climate of the Republic of the Congo: General Overview The Republic of the Congo, located in Central Africa along the equator, features a humid equatorial climate in most of its territory, with slight regional variations. 1. Northern Zone – Humid Equatorial Climate Precipitation: 1,600–2,000 mm annually, distributed throughout the year. Temperatures: Constant, between 24–27°C. Characteristics: Dense tropical rainforest, high humidity, and no clearly defined dry season. 2. Central and Western Zone – Equatorial Climate with Short Dry Season Precipitation: 1,200–1,800 mm per year. Temperatures: Between 25–28°C. Characteristics: Two rainy seasons (March–May and September–November) and two short dry periods. Landscape includes both savanna and forest areas. 3. Southern Zone (Niari region and coastal area) – Tropical Savanna Climate Precipitation: 900–1,200 mm annually. Temperatures: Slightly higher, ranging from 26–30°C. Characteristics: A more extended dry season (June–September), with vegetation transitioning between savanna and dry forest. Climate Seasons Rainy season: Mainly from October to May, with precipitation peaks between March–April and October–November. Dry season: From June to September, especially noticeable in southern and coastal regions. Summary of Climatic Data (approximate)
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Region
Annual Rainfall (mm)
Avg. Annual Temperature (°C)
North (Ouesso, Impfondo)
1,600–2,000
24–27
Central/West (Brazzaville)
1,200–1,800
25–28
South (Dolisie, Pointe-Noire)
900–1,200
26–30