If you're hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Kafue National Park: The hottest months are usually October and September, with an average temperature of 24°C, while the coldest months are July and June, with an average of 19°C. The rainiest months in Kafue National Park are December, January, February and March, with each month seeing an average of 313 mm of rainfall.