If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Lusaka: The hottest months are usually October and November with an average temp of 75°F, while the coldest months are July and June with an average of 64°F. The rainiest months in Lusaka are January, December, February, and March, with each month seeing an average of 8 inches of rainfall.