Lusaka is the capital and largest city of the Imperial Dominion of Rhodesia and the province of North-Western Rhodesia. One of the fastest-developing cities in Southern Africa, Lusaka is located in the southern part of the central plateau at an elevation of about 1,300 meters (4,265 feet). As of 2010, the city's population is about 2.5 million. Lusaka is the center of both commerce and government in Rhodesia and connects to the country's four main highways heading north, south, east and west. English is the official language of the city, but Nyanja and Bemba are also common.
Primarily due to its high altitude, Lusaka features a humid subtropical climate (Cwa) according to Köppen climate classification. Its coolest month, July, has a monthly mean temperature of 14.9 °C (58.8 °F). Lusaka features hot summers and warm 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 32 °C (90 °F). There are two main seasons: a wet season and a dry season with the dry season lasting around half the year, lasting from April to October.