Cotonou weather in January
Temperature, rain and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Good
Best time to visit: December – February
What is the weather like in Cotonou in January?
In January, Cotonou is hot: daytime highs average 30 °C, and even at night it stays warm at around 26 °C. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 28 mm. On about 8 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a good month for a holiday in Cotonou.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 65 | 65 | 60 |
| Day | 29° | 30° | 30° |
| Night | 26° | 26° | 26° |
| Sun | 7 h | 6 h | 7 h |
| Rain days | 11 | 8 | 10 |
More details for January
- Daylight
- 11 h 47 min07:05 – 18:53
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 29 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 49 %on averageAll months
- Hot days
- 8 days30 °C or moreAll months
- Time zone
- UTC+1Africa/Porto-Novo
How the score comes together
- Temperatureweight 50 %67 %
- Sunshineweight 20 %52 %
- Few rainy daysweight 30 %69 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Cotonou in January: quick answers
Is Cotonou hot in January?
Yes. In January, Cotonou is hot: daytime highs average 30 °C and nights stay around 26 °C. On about 8 days the thermometer climbs to 30 °C or more.
Does it rain much in Cotonou in January?
Rain falls on about 8 days, adding up to 28 mm.
Cotonou month by month
The whole year in CotonouAll destinations: BeninWhere to go in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences