Who can tell me what the weather is all year round in South Africa? thank you

South Africa is located at the southernmost tip of the African continent, bordering Namibia, Botswana, Zimbabwe, Mozambique and Swaziland in the north, the Indian Ocean and the Atlantic Ocean in the east, west and south, and Lesotho is surrounded by South African territory. Located in the shipping hub between the two oceans, the Cape of Good Hope route at the southwest end of the route has always been one of the busiest sea passages in the world and is known as the "lifeline of the West Sea". The land area is about1220,000 square kilometers. Most of the territory is a plateau above 600 meters above sea level. The Draken Mountains extend to the southeast, and the Cascade Jin Feng is as high as 3,660 meters, which is the highest point in China. The northwest is a desert, which is a part of the Kalahari Basin. The northern, central and southwestern parts are plateaus; The coast is a narrow plain. Orange River and limpopo river River are two main rivers. Most areas have a tropical grassland climate, the eastern coast has a tropical monsoon climate and the southern coast has a Mediterranean climate. The whole climate is divided into four seasons: spring, summer, autumn and winter. 1February-February is summer, and the highest temperature can reach 32-38℃. June-August is winter, and the lowest temperature is-10 to-12℃. The annual precipitation gradually decreases from 1000 mm in the east to 60 mm in the west, with an average of 450 mm. The annual average temperature in Pretoria, the capital, is 17℃.