Climate averages 1991–2020
Weather in South Africa in August
In August, average daytime highs across the 95 cities listed in South Africa range from 16.2°C in Atlantis to 26.2°C in Phalaborwa. Monthly rainfall ranges from 2.5 mm in Mokopane to 110 mm in Paarl.
Long-term climate patterns, not a forecast for a particular trip.
City by city
August in South Africa
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Johannesburg | 19.4°C4.9°C | 4.9°C | 9.8 | 2.0 |
| Cape Town | 16.5°C9.5°C | 9.5°C | 87 | 10.3 |
| Durban | 22.0°C14.7°C | 14.7°C | 34 | 5.9 |
| Pretoria | 22.5°C7.7°C | 7.7°C | 7.0 | 1.4 |
| Soweto | 20.1°C5.6°C | 5.6°C | 9.7 | 1.9 |
| Gqeberha | 18.8°C12.6°C | 12.6°C | 52 | 7.9 |
| Soshanguve | 23.5°C8.4°C | 8.4°C | 5.6 | 1.1 |
| Pietermaritzburg | 22.5°C8.7°C | 8.7°C | 32 | 5.9 |
| Evaton | 21.1°C5.9°C | 5.9°C | 11 | 2.0 |
| Benoni | 20.4°C5.5°C | 5.5°C | 10 | 2.0 |
| Bloemfontein | 19.9°C4.1°C | 4.1°C | 15 | 2.2 |
| Thembisa | 20.7°C6.1°C | 6.1°C | 8.3 | 1.6 |
| East London | 21.1°C13.3°C | 13.3°C | 47 | 6.9 |
| Vereeniging | 21.4°C5.9°C | 5.9°C | 12 | 2.2 |
| Welkom | 20.6°C4.8°C | 4.8°C | 15 | 2.0 |
| Newcastle, South Africa | 21.3°C6.3°C | 6.3°C | 22 | 3.9 |
| Krugersdorp | 19.6°C5.1°C | 5.1°C | 7.6 | 1.3 |
| Rustenburg | 23.1°C8.4°C | 8.4°C | 6.6 | 1.2 |
| Emalahleni | 20.4°C5.4°C | 5.4°C | 8.7 | 1.7 |
| Randburg | 20.5°C5.8°C | 5.8°C | 7.5 | 1.4 |
| Roodepoort | 19.6°C4.9°C | 4.9°C | 9.7 | 1.9 |
| Botshabelo | 19.3°C3.7°C | 3.7°C | 18 | 2.6 |
| Brakpan | 20.5°C5.5°C | 5.5°C | 10 | 2.0 |
| Kariega | 20.6°C9.9°C | 9.9°C | 36 | 5.7 |
| Polokwane | 22.2°C8.9°C | 8.9°C | 3.8 | 0.9 |
| Germiston | 20.5°C5.6°C | 5.6°C | 10 | 2.0 |
| Richards Bay | 23.6°C15.9°C | 15.9°C | 39 | 7.0 |
| Vanderbijlpark | 21.1°C5.6°C | 5.6°C | 12 | 2.2 |
| Paarl | 17.8°C7.7°C | 7.7°C | 110 | 10.6 |
| Centurion | 21.7°C7.1°C | 7.1°C | 7.0 | 1.4 |
| Klerksdorp | 22.2°C6.0°C | 6.0°C | 10 | 1.5 |
| Somerset West | 17.4°C10.2°C | 10.2°C | 105 | 10.9 |
| Mdantsane | 21.0°C10.6°C | 10.6°C | 38 | 6.0 |
| Middelburg | 21.2°C6.7°C | 6.7°C | 8.5 | 1.5 |
| George | 17.2°C9.2°C | 9.2°C | 53 | 8.1 |
| Carletonville | 20.8°C6.0°C | 6.0°C | 9.7 | 1.7 |
| Potchefstroom | 22.2°C6.5°C | 6.5°C | 11 | 1.8 |
| Mthatha | 21.2°C8.6°C | 8.6°C | 32 | 5.5 |
| KwaDukuza | 23.0°C13.9°C | 13.9°C | 31 | 5.8 |
| Westonaria | 20.4°C6.0°C | 6.0°C | 9.7 | 1.9 |
| Etwatwa | 20.7°C5.9°C | 5.9°C | 11 | 2.2 |
| Vryheid | 21.6°C7.0°C | 7.0°C | 22 | 3.8 |
| Pinetown | 21.6°C11.7°C | 11.7°C | 34 | 5.9 |
| Ladysmith | 22.2°C6.5°C | 6.5°C | 28 | 4.4 |
| eMbalenhle | 20.7°C5.7°C | 5.7°C | 12 | 2.1 |
| Kimberley | 21.6°C5.6°C | 5.6°C | 10 | 1.7 |
| Nigel | 20.8°C5.7°C | 5.7°C | 12 | 2.0 |
| Motherwell | 20.3°C10.1°C | 10.1°C | 36 | 5.7 |
| Mpumalanga | 21.8°C8.8°C | 8.8°C | 30 | 5.6 |
| Bhisho | 20.7°C7.8°C | 7.8°C | 41 | 5.9 |
| Sasolburg | 21.1°C5.6°C | 5.6°C | 12 | 2.2 |
| Randfontein | 19.7°C5.4°C | 5.4°C | 9.7 | 1.9 |
| Worcester, South Africa | 17.5°C8.6°C | 8.6°C | 51 | 8.5 |
| Ntuzuma | 23.0°C12.3°C | 12.3°C | 34 | 5.9 |
| Virginia | 21.0°C5.3°C | 5.3°C | 15 | 2.0 |
| Brits | 23.6°C8.5°C | 8.5°C | 6.3 | 1.3 |
| Alberton | 20.7°C5.7°C | 5.7°C | 9.8 | 2.0 |
| Queenstown | 19.9°C5.0°C | 5.0°C | 21 | 3.8 |
| Kroonstad | 20.8°C5.2°C | 5.2°C | 15 | 2.0 |
| Somaroboro | 22.4°C7.3°C | 7.3°C | 4.0 | 1.1 |
| Hammanskraal | 24.0°C8.5°C | 8.5°C | 5.4 | 1.1 |
| Mbombela | 23.9°C9.1°C | 9.1°C | 17 | 3.8 |
| Orkney | 22.1°C5.7°C | 5.7°C | 12 | 1.7 |
| Phalaborwa | 26.2°C12.8°C | 12.8°C | 3.8 | 1.0 |
| Thohoyandou | 23.9°C11.3°C | 11.3°C | 17 | 3.6 |
| Tokoza | 20.8°C5.7°C | 5.7°C | 10 | 2.0 |
| Standerton | 20.4°C5.0°C | 5.0°C | 13 | 2.2 |
| Mokopane | 24.4°C9.7°C | 9.7°C | 2.5 | 0.8 |
| Ermelo | 19.5°C5.5°C | 5.5°C | 14 | 2.5 |
| Stellenbosch | 17.2°C8.0°C | 8.0°C | 105 | 10.9 |
| Kutloanong | 21.1°C5.1°C | 5.1°C | 16 | 2.0 |
| Stilfontein | 22.0°C5.9°C | 5.9°C | 10 | 1.5 |
| Qonce | 21.2°C8.4°C | 8.4°C | 40 | 6.0 |
| Delmas | 20.9°C5.8°C | 5.8°C | 11 | 2.1 |
| Grahamstown | 20.3°C7.6°C | 7.6°C | 35 | 5.9 |
| Bethlehem, South Africa | 18.7°C3.9°C | 3.9°C | 21 | 3.3 |
| Ga-Rankuwa | 22.9°C7.7°C | 7.7°C | 5.6 | 1.1 |
| Bela Bela | 24.2°C9.0°C | 9.0°C | 3.7 | 0.9 |
| Midrand | 20.4°C5.6°C | 5.6°C | 7.5 | 1.4 |
| Louis Trichardt | 24.0°C11.2°C | 11.2°C | 3.3 | 0.9 |
| Heidelberg, South Africa | 21.0°C5.9°C | 5.9°C | 11 | 2.1 |
| Dundee, South Africa | 21.5°C7.5°C | 7.5°C | 22 | 3.7 |
| Piet Retief | 20.9°C7.5°C | 7.5°C | 21 | 3.6 |
| Phuthaditjhaba | 17.9°C3.1°C | 3.1°C | 29 | 4.2 |
| Atlantis | 16.2°C7.5°C | 7.5°C | 59 | 8.4 |
| Mossel Bay | 18.5°C9.9°C | 9.9°C | 47 | 7.6 |
| Mafikeng | 22.5°C6.9°C | 6.9°C | 7.2 | 1.4 |
| Odendaalsrus | 20.9°C5.1°C | 5.1°C | 16 | 2.0 |
| Oudtshoorn | 19.8°C6.1°C | 6.1°C | 33 | 6.1 |
| Bethal | 20.0°C5.2°C | 5.2°C | 12 | 2.4 |
| Thaba Nchu | 18.8°C3.5°C | 3.5°C | 18 | 2.6 |
| Bothaville | 21.9°C5.5°C | 5.5°C | 14 | 1.9 |
| Upington | 22.8°C7.8°C | 7.8°C | 2.8 | 0.6 |
| Parys | 21.7°C6.1°C | 6.1°C | 14 | 2.2 |
| Schweizer-Reneke | 21.8°C6.5°C | 6.5°C | 11 | 1.4 |
A rain day is a local calendar day with at least 1 mm of precipitation.