Planning for the weather is a good way to make your trip to Abidjan relaxing and enjoyable, especially when you’re splurging. The hottest months are usually April and March with an average temp of 82°F, while the coldest months are August and September with an average of 77°F. The rainiest months in Abidjan are June, May, October, and November, with each month seeing an average of 10 inches of rainfall.