| Town | Min | Max | | Town | Min | Max | | Alexander Bay | 9°C | 19°C
| | Beaufort West | 9°C | 31°C
| | | Bethlehem | 1°C | 24°C
| | Bloemfontein | 3°C | 26°C
| | | Calvinia | 7°C | 28°C
| | Cape Town | 12°C | 17°C
| | | Cradock | 7°C | 31°C
| | De Aar | 7°C | 27°C
| | | Durban | 15°C | 24°C
| | East London | 13°C | 27°C
| | | Ermelo | 6°C | 28°C
| | George | 9°C | 27°C
| | | Graaff-Reinet | 8°C | 30°C
| | Grahamstown | 8°C | 27°C
| | | Johannesburg | 9°C | 28°C
| | Kimberley | 4°C | 29°C
| | | King Williams Town | 10°C | 28°C
| | Klerksdorp | 5°C | 29°C
| | | Ladysmith | 6°C | 26°C
| | Lephalale | 10°C | 34°C
| | | Mafikeng | 8°C | 29°C
| | Mokopane | 10°C | 32°C
| | | Musina | 13°C | 36°C
| | Nelspruit | 13°C | 31°C
| | | Oudtshoorn | 6°C | 31°C
| | Phalaborwa | 14°C | 35°C
| | | Pietermaritzburg | 9°C | 23°C
| | Polokwane | 8°C | 30°C
| | | Port Elizabeth | 10°C | 26°C
| | Potchefstroom | 4°C | 29°C
| | | Pretoria | 13°C | 30°C
| | Queenstown | 6°C | 27°C
| | | Richards Bay | 16°C | 24°C
| | Riversdale | 10°C | 28°C
| | | Rustenburg | 8°C | 31°C
| | Skukuza | 12°C | 36°C
| | | Springbok | 18°C | 24°C
| | Standerton | 5°C | 29°C
| | | Sutherland | 1°C | 25°C
| | Tzaneen | 12°C | 33°C
| | | Umtata | 7°C | 29°C
| | Upington | 8°C | 33°C
| | | Vereeniging | 6°C | 29°C
| | Vredendal | 8°C | 22°C
| | | Vryburg | -2°C | 30°C
| | Welkom | 5°C | 28°C
| | | Witbank | 7°C | 29°C
| | Worcester | 9°C | 23°C
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