The most important factor is that the average daily temperature in winter (e.g. July) of the northern parts of Limpopo Province, and especially the Lowveld, is up to 6oC higher than in the Northern Cape and Northwest Province areas - two other very warm areas of South Africa.
Xin'wana xa nkoka swinene hileswaku mahiselo ya siku na siku hi ixixka, e.g. July, eka swiphemu swale N'walungwini wa xifundzha xa Limpopo, naswona ngopfu ngopfu e Lowveld, ya fika kwalomu ka kutlula 6oC ehenhla kale Northern Cape na xifundzha xa Northwest - tindzhawu tin'wana timbirhi leti kufumelaka ta Afrika Dzonga.