Primarily due to its high altitude, Lusaka features a humid subtropical climate (Cwa) according to Köppen climate classification. Its coldest month July has a monthly mean temperature of . Lusaka features hot summers and cool winters, with cold conditions mainly restricted to nights in June and July. The hottest month is October, which sees daily average high temperatures at around . There are three main seasons: a warm monsoon season between November to March, a dry winter between April and August, and a hot summer from September and October.