Planning for the weather is a good way to make your trip to Asaba relaxing and enjoyable, especially when you’re splurging. The hottest months are usually February and January with an average temp of 85°F, while the coldest months are August and July with an average of 77°F. The rainiest months in Asaba are September, August, July, and June, with each month seeing an average of 10 inches of rainfall.