Benin
Cotonou in September
🌦️ Shoulder (showers)Warm, humid and often rainy.
🎒 Pack: compact umbrella or rain jacket · quick-dry fabrics
Why September scores 8.1What goes into the score
How it works- Weather comfort7.2
- ✓Warm (29°C highs / 24°C lows)
- !Very humid/sticky (dew point 23.6°C)
- !Wet: ~135 mm rain, ~4 heavy-rain days
- Air quality9.4
- ✓Good (within WHO guideline) (PM2.5 ~9 µg/m³)
- Seasonal hazards10.0
- ·No notable seasonal hazards
- Safety baseline6.5
- ·Increased caution
| Sep | Aug | |
|---|---|---|
| Score | 8.1 Very good | 8.7 Excellent |
| Season | 🌦️ Shoulder (showers) | ☀️ Dry season |
| High / low | 29° / 24° | 28° / 24° |
| Rain | 135 mm | 39 mm |
| Humidity | dew pt 24° | dew pt 23° |
| PM2.5 | 9 µg/m³ | 11 µg/m³ |
Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Cotonou weather-station normals. Rainfall: Cotonou weather-station normals (national met service).
Holidays & crowdsSeptember 2027
No long holidaysNo long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.
No national public holidays in Benin this month.
National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).
Explore CotonouEvents, sights, food & souvenirs
Check event dates locallyCotonou is Benin's largest city and economic centre, a busy port on the coast between the Atlantic and Lake Nokoué. Travellers come for its markets and as a base for Ouidah, Ganvié and Porto-Novo, the heartland of Vodun culture and slave-trade history.
No major events on our calendar for September.
Coming up later
Fête du Vodoun (Vodun Day)Every year10 January every year
A national holiday celebrating Vodun religion with ceremonies, dances and masked performers.
Why go: Ouidah gets very busy; book transport and rooms early, and celebrations may run over several days.
Where: Nationwide, with the main celebrations on the beach at Ouidah
Independence DayEvery year1 August every year
A national holiday marking independence from France in 1960.
Why go: Offices close and there are official ceremonies.
Where: Nationwide
Dantokpa Market
One of West Africa's largest markets, selling everything from fabric to Vodun fetish items.
💡 Go with a guide; it is easy to get lost and pickpockets operate.
Ganvié
A large village built on stilts in Lake Nokoué, reached by boat.
💡 Ask before photographing people, and agree the boat price beforehand.
Ouidah
A historic town west of Cotonou with the Route des Esclaves, the Door of No Return memorial and the Python Temple.
💡 An easy day trip; hire a local guide to explain the sites.
Porto-Novo
Benin's official capital nearby, with colonial and Afro-Brazilian architecture and museums.
Amazon Statue
A giant statue of a Dahomey female warrior on Cotonou's seafront.
Amiwo
A red maize paste cooked with tomato and spices, often served with chicken.
💡 Local restaurants (maquis).
Pâte with sauce
A smooth maize porridge eaten with vegetable, peanut or fish sauce.
💡 Everyday local eateries.
Wagashi
A soft Fulani cheese, often fried and eaten as a snack or in sauce.
💡 Markets and local restaurants.
Aloko
Fried ripe plantain, often served with chilli.
💡 Street stalls.
Abomey appliqué hangings
Colourful cloth panels with appliquéd symbols from the old Dahomey kingdom.
💡 Craft centres in Cotonou.
Wax-print fabric
Printed cotton fabric used for tailored clothing.
💡 Dantokpa Market.