Cape Town receives winter rainfall because it has Mediterranean Climate. In Mediterranean Climate, summers are hot and dry and winters are wet.
The Cape has a Mediterranean climate. The rest of the country does not have a Mediterranean climate (i.e has Summer rainfall) but is still warm
The margins of south Portugal, Spain, France, Italy, Romania, Bulgaria, Greece, Perth, Turkey, Morocco, California, around San Francisco, central Chile, Cape town, Algeria , Libya are some countries that experience the Mediterranean type of climate.
Lagos, Nigeria is a lot warmer than Cape Town.
Durban has a warmer climate because it a sub-tropical climate whereas Cape Town in a "Mediterrean" climate. Durban is on average about 1-2 degree celcius warmer that Cape Town. Durban also has high humidity (or discomfort factor) whereas the air in Cape Town is much "dryer". Cape Town is located far further south than Durban and has the extremely cold Benguela current running past it. Since the ocean has a tempering effect on land temperatures this cause a distinct drop in the Cape Town temperatures. Cape Town is on the edge of a very volatile sea area, and storms and high winds are common. Durban a warmer current passing it from the tropics to the North. That's just some of the basics, obviously, different terrain (and other factors) also effects the climates.
Cape Town is normally anything but dry. It has a mild Mediterranean climate with a winter rainfall, with the result that it is green the entire year. The rainy season is from the beginning of April to the end of September, although showers can be experienced at almost any time of the year. Because Cape Town does not have an extensive range of storage dams, water restrictions can be applied during summer when the rainfall has been less than in previous years such as happened during the winter of 2010.
No Poland doen't have a Mediterranean climate, it has a moderate climate.
What are the advantages of a Mediterranean climate
At least Rome and Athens have a Mediterranean climate, since they are on the Mediterranean Sea.
CAPE TOWN TO WINDHOEK1265 km North of Cape Town.
Cape Town
No - cape town is in Africa !