AbomeyCalavi

Planning a visit to Abomey-Calavi? In this section, you will find the latest weather information and detailed forecasts to help you perfectly plan your trip across Benin.

Abomey-Calavi is characterized by a classic tropical savanna climate (Köppen classification Aw), defined by distinct seasonality. Its location in the coastal zone of Benin, just 11 meters above sea level, and proximity to the Atlantic Ocean result in high humidity throughout the year.

The climatic year here is clearly divided into two periods: the dry season, lasting from December to April, and the rainy season, which spans the months of May to October. Summer precipitation significantly exceeds winter rainfall, which is typical for this region of West Africa. The average annual temperature remains at a comfortable +26.6°C, creating favorable conditions for tourism, although the tropical heat occasionally makes its presence felt.

Oceanic influence plays a key role, tempering extreme temperatures; however, it also ensures that humidity rarely drops below 75%. For travelers, this means consistently warm weather, where a refreshing sea breeze alternates with powerful yet invigorating tropical downpours.

The temperature regime in Abomey-Calavi is remarkably consistent: it never gets truly cold here. The average annual temperature is around +26.6°C. The hottest period is traditionally the end of the dry season, particularly March, when daily maximums regularly reach +32°C, and on certain days, the mercury can rise to +35.3°C.

During a typical day, the temperature gradually shifts from morning lows of +26°C to a daytime peak of +32°C. Nighttime hours offer only moderate relief, as temperatures rarely drop below +24°C. Thanks to its proximity to the Atlantic Ocean, daily temperature fluctuations are small, averaging 5–7 degrees, making the climate predictable.

The sea water off the coast remains warm year-round, ranging from +25°C in January to +29°C in mid-summer. This makes Abomey-Calavi attractive for water sports in any season; however, the most comfortable swimming conditions are observed from December to April, when the land heat is combined with a minimal chance of rain.

The precipitation pattern in Abomey-Calavi is directly dependent on monsoon shifts. The bulk of the moisture falls between May and October. The wettest times are June and July, when the city is covered by powerful tropical downpours, and rainfall can reach 200–300 mm per month. During the peak season, rain falls very frequently—up to 25–27 days a month—though these showers are often brief.

The nature of the precipitation is typical for the tropics: intense, heavy downpours that can quickly be replaced by sunny weather. October also stands out for its high frequency of rainy days, bringing a significant amount of moisture to the city before the onset of the dry period. Relative humidity in these months remains consistently high, fluctuating between 75–93%.

The dry season, by contrast, is characterized by a minimal amount of rain. January and December are the driest months, when precipitation becomes rare and the sky remains mostly clear. The annual rainfall in the region is about 1200–1500 mm, and there is absolutely no snow due to the consistently high air temperatures.

For a trip to Abomey-Calavi during the dry season (December–April), the ideal choice is light clothing made from natural fabrics such as cotton or linen. Be sure to bring sunglasses, a wide-brimmed hat, and high-SPF sunscreen, as temperatures can rise to +35°C. Since the ocean is very warm during this time, don't forget your swimwear for beach outings.

During the rainy season (May–October), your packing list should include a light raincoat or a sturdy umbrella, as well as waterproof footwear. Due to the high humidity, clothes take a long time to dry, so it is better to opt for items made of quick-drying synthetic materials. We also highly recommend bringing insect repellents and mosquito nets if they are not provided at your accommodation.

Regardless of the season, stick to the principle of layering: a light long-sleeved shirt can be useful in the evening for protection against the sea breeze or mosquitoes. Comfortable sandals and a pair of broken-in sneakers for long walks will ensure your comfort in any weather conditions in Benin.