Planning for the weather is a good way to make your trip to Lubumbashi relaxing and enjoyable, especially when you’re splurging. The hottest months are usually October and September with an average temp of 75°F, while the coldest months are July and June with an average of 67°F. The rainiest months in Lubumbashi are January, February, December, and March, with each month seeing an average of 11 inches of rainfall.