It is influenced by ocean currents on the coast of the warm Indian Ocean in Durban in the annual average 6 warmer than in Porth lying almost on the same latitude Nolloth on the Atlantic coast, influenced by the cold ocean currents. In the inland areas, especially in the great Karoo, in the province of free State and in the Kalahari, temperatures rise in the summer often to values higher than 30 c. Here, there are however considerable temperature differences between summer and winter, and between day and night. On cold winter nights, there may be also frost here, as well as in the mountains. Precipitation: Water is a big issue in South Africa. While in the levels, the rainfall in the year is 875 mm, only 464 mm fall in South Africa. Almost a quarter of the area receives less than 200 mm in a year. The 500 mm are considered minimum for the possibility of agricultural crops without irrigation of the country, increase from East to West and from South to North.
But the whole country is fairly regularly from often long-lasting droughts. In the East of the country, for example in the Kruger National Park or in the Drakensberg, it rains in the summer, usually in the form of short, violent thunderstorm castings. In the southwest of the province of Western Cape in Cape Town egnet there in the winter; in a narrow area on the southern coast, approximately along the garden route, the rainfall throughout the year. In winter you can ski; occasionally in some areas of the Drakensberg occasionally it snows in the mountains of the Western Cape. Duration of sunshine: Cape Town daily sunshine duration average 8.6 hours Madrid (7.9), Rome (6.5) or even Frankfurt 4.2 hours can not compete with. The subtropical high pressure zones in the Indian and Atlantic oceans to bring this wealth.
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