Climate of Cotonou, Littoral, Benin
Point-value climate at Cotonou (Littoral, Benin). Population approximately 762,000.
Located in Littoral, Benin, Cotonou has a consistently warm climate. Population approximately 762,000. Monthly average temperatures range from 25.6°C / 78.1°F in August to 29.1°C / 84.4°F in March, with rainfall varying from 13 mm / 0.5 in (January) to 275 mm / 10.8 in (June) — about 1214 mm / 47.8 in across the year. As the national capital of Benin, it's often the primary gateway for travellers. These are point-value climate normals sampled at Cotonou's coordinates — often quite different from the surrounding region's area-weighted average.
Best sunny months: January, February, December.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 27.8°C82°F | 13 mm0.5″ | Sunny & Hot |
| February | 28.8°C83.8°F | 35 mm1.4″ | Sunny & Hot |
| March | 29.1°C84.4°F | 78 mm3.1″ | — |
| April | 28.8°C83.8°F | 123 mm4.8″ | Tropical |
| May | 28.1°C82.6°F | 191 mm7.5″ | Tropical |
| June | 26.8°C80.2°F | 275 mm10.8″ | Tropical |
| July | 25.9°C78.6°F | 121 mm4.8″ | Tropical |
| August | 25.6°C78.1°F | 56 mm2.2″ | — |
| September | 26.1°C79°F | 122 mm4.8″ | Tropical |
| October | 27°C80.6°F | 139 mm5.5″ | Tropical |
| November | 28.1°C82.6°F | 43 mm1.7″ | — |
| December | 27.7°C81.9°F | 18 mm0.7″ | Sunny & Hot |
Frequently asked questions
What is the best time to visit Cotonou?
The months with the sunniest, driest weather are January, February, December. Cotonou's warmest month is March at an average of 29.1°C / 84.4°F, and its driest month is January with about 13 mm / 0.5 in of rain.
What is the climate of Cotonou?
Cotonou, in Littoral, Benin, has monthly average temperatures ranging from 25.6°C / 78.1°F in August to 29.1°C / 84.4°F in March. Annual rainfall is approximately 1214 mm / 47.8 in, with the wettest month being June (275 mm / 10.8 in) and the driest January (13 mm / 0.5 in).
What is the average temperature in Cotonou in March?
The average temperature in Cotonou in March is 29.1°C / 84.4°F, with rainfall of about 78 mm / 3.1 in — the warmest month of the year.
When is the driest month in Cotonou?
The driest month in Cotonou is January, with about 13 mm / 0.5 in of average monthly rainfall. Average temperature that month is 27.8°C / 82°F.
When is the wettest month in Cotonou?
The wettest month in Cotonou is June, with approximately 275 mm / 10.8 in of average monthly rainfall.