# Cape Town in August: weather

Cape Town, South Africa (Africa). Ten-year climatology (2015-2024), not a forecast. Page: https://beaufixe.net/en/weather/lecap/august

## Key figures

| Indicator | Value |
|---|---|
| Afternoon (mean daily max) | 16.6 °C |
| Night (mean daily min) | 10 °C |
| Sea (surface) | 14.3 °C |
| Rainy days (≥ 1 mm) | 11 / month |
| Relative humidity | 79 % |
| Probability of a 25 °C+ afternoon | 2 % |

## Month by month

| Month | Afternoon | Night | Sea | Rain (d) |
|---|---|---|---|---|
| January | 25.9 °C | 17.6 °C | 16.5 °C | 3 |
| February | 25.8 °C | 17.4 °C | 16.6 °C | 2 |
| March | 23.9 °C | 16.1 °C | 15.5 °C | 4 |
| April | 22.2 °C | 14.2 °C | 14.3 °C | 5 |
| May | 19.6 °C | 12.3 °C | 14.6 °C | 7 |
| June | 17.4 °C | 10.8 °C | 14.8 °C | 11 |
| July | 16.4 °C | 9.8 °C | 14.5 °C | 10 |
| August | 16.6 °C | 10 °C | 14.3 °C | 11 |
| September | 18 °C | 11.1 °C | 14.5 °C | 8 |
| October | 21.2 °C | 13.2 °C | 15.2 °C | 6 |
| November | 22.4 °C | 14.4 °C | 15.8 °C | 5 |
| December | 23.8 °C | 16.2 °C | 16.6 °C | 5 |

Best months : February, January, March.

## Before you go

- **Safety** : No specific restrictions. Usual precautions apply. (official advice updated 8 July 2026 — https://www.gov.uk/foreign-travel-advice/south-africa)
- **Entry** (British passport) : No visa needed for stays of up to 90 days. Passport valid until your return date. Passport valid at least 30 days after departure with 2 blank pages; from 1 July 2026 an online traveller declaration must be submitted before travelling. (per the UK Foreign Office, 8 July 2026)
- **Vaccines** : hepatitis A and hepatitis B if you are not already vaccinated; rabies depending on activities and areas visited. Routine vaccines up to date (measles in particular).
- **Yellow fever** : No yellow fever locally, vaccine not recommended. Certificate required only if you arrive from a country with yellow fever risk.
- **Malaria** : Present. Areas: Along the border with Mozambique and Zimbabwe KwaZulu-Natal Province: uMkhanyakude District; the districts of King Cetshwayo and Zululand (few cases) Limpopo Province: the districts of Mopani and Vhembe; the districts of Capricorn, Greater Sekhukhune, and Waterberg (few cases) Mpumalanga Province: Ehlanzeni District Kruger National Park. Preventive medication recommended: KwaZulu-Natal Province (uMkhanyakude District); Limpopo Province (the districts of Mopani and Vhembe); Mpumalanga Province (Ehlanzeni District); and Kruger National Park: Atovaquone-proguanil, doxycycline, mefloquine, tafenoquine All other areas with malaria transmission (including the districts of King Cetshwayo and Zululand in KwaZulu-Natal Province, and the districts of Capricorn, Greater Sekhukhune, and Waterberg in Limpopo Province): No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only) — prescribed before departure.
  (per the CDC, page reviewed 25 August 2026 — https://wwwnc.cdc.gov/travel/destinations/traveler/none/south-africa)

## Sources

Air, rain, humidity: ERA5-Land reanalysis (Copernicus) served by Open-Meteo (CC BY 4.0). Sea: NOAA OISST. Safety: FCDO (OGL v3), zones reviewed by Beau Fixe. Entry: France Diplomatie (Licence Ouverte 2.0) / FCDO. Health: CDC (public domain). Details: https://beaufixe.net/en/legal#sources

Beau Fixe — https://beaufixe.net — not a forecast; only the authorities are authoritative for safety, entry rules and health.