Fort of São João Baptista de Ajudá Fortaleza de São João Baptista de Ajudá
Ouidah, Benin

The Fort of São João Baptista de Ajudá is a fortress located in Ouidah, Benin, established in 1680. Built in the Renaissance style, it is part of the Portuguese colonization of Africa and holds heritage of Portuguese influence. It currently houses the Ouidah Museum of History and ranks as one of the most looked-up sights in Benin on English Wikipedia.
Planning a visit
Daily high temperatures range from 27 °C to 31 °C and lows from 23 °C to 26 °C throughout the year. Months with lower rainfall include January with 9 mm of rain on about 3 days, February with 30 mm on about 8 days, November with 38 mm on about 14 days, and December with 12 mm on about 4 days. In contrast, months like June experience up to 259 mm of rain on about 26 days.
The nearest airport is Cotonou Cadjehoun International Airport in Cotonou, located 33 km away. The site is 60 km from the capital, Porto-Novo.
Weather by month
The warmest month is February, with an average high of 31 °C. The wettest is June, with about 259 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 31 | 31 | 31 | 31 | 30 | 28 | 27 | 27 | 28 | 29 | 30 | 30 |
| Average low, °C | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 25 |
| Rainfall, mm | 9 | 30 | 60 | 109 | 172 | 259 | 105 | 44 | 117 | 127 | 38 | 12 |
| Rainy days | 3 | 8 | 21 | 23 | 25 | 26 | 22 | 18 | 26 | 28 | 14 | 4 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.