Weather & Climate in Kétou, Benin
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kétou has a warm climate with an average annual temperature of 81°F (27°C). Winters average 82°F in January while summers reach 77°F in July / relatively mild seasonal variation. Annual precipitation totals 44.5 inches. The city sits at an elevation of 338 feet.
Temperature
82°F Jan (28°C)
77°F Jul (25°C)
| Annual Average | 80.6°F |
| 49% above US avg | |
| January Average | 82°F (28°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 338 ft (103 m) |
| Area | 580.9 sq mi (1,504.5 km²) |
| Population Density | 68/sq mi |
| Coordinates | 7.3633°N, 2.5998°E |
| Timezone | Africa/Porto-Novo |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Sep 11, 2009 | 13 km NNE of Abomey-Calavi, Benin | M4.4 | 92 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 82°F (28°C) | 0.2 in | Driest |
| February | 84°F (29°C) | 1.1 in | Warmest |
| March | 84°F (29°C) | 2.6 in | |
| April | 83°F (28°C) | 4.9 in | |
| May | 81°F (27°C) | 5.7 in | |
| June | 79°F (26°C) | 6.7 in | Wettest |
| July | 77°F (25°C) | 6.0 in | |
| August | 77°F (25°C) | 4.8 in | Coldest |
| September | 78°F (25°C) | 6.7 in | |
| October | 79°F (26°C) | 4.5 in | |
| November | 81°F (27°C) | 0.8 in | |
| December | 81°F (27°C) | 0.5 in |
Kétou has a seasonal temperature swing of 8°F / from 77°F in August to 84°F in February. Total annual precipitation is 44.5 inches, with June being the wettest month (6.7") and January the driest (0.2").