Monthly climate guide
Cape Town weather in August
August in Cape Town is typically mild, with average daytime highs around 16°C (60°F) and night-time lows near 13°C (55°F). The month usually brings about 81 mm of rain (some rain) and is a mix of sun and cloud. Daytime highs are about the same as July and about the same as September.
What stands out in August
- Keep a flexible plan: if showers roll in, shift Robben Island to a drier part of the day.
- Days and nights are close, only about 3°C apart.
- In Cape Town, August is late winter — the seasons are reversed south of the equator.
- It's wetter than a typical month in Cape Town — roughly 86% more rain than average.
August is typically Cape Town's coolest month.
Avg high
16°C
60°F
Avg low
13°C
55°F
Rainfall
81 mm
some rain
Humidity
80%
relative
Sky
35%
cloud · a mix of sun and cloud
Cape Town weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 22°C / 71°F | 19°C / 65°F | 14 mm | 79% | 19% |
| February | 22°C / 71°F | 19°C / 65°F | 9 mm | 79% | 18% |
| March | 21°C / 69°F | 18°C / 64°F | 20 mm | 81% | 23% |
| April | 19°C / 67°F | 16°C / 61°F | 34 mm | 79% | 25% |
| May | 18°C / 65°F | 15°C / 59°F | 45 mm | 81% | 35% |
| June | 16°C / 62°F | 14°C / 57°F | 121 mm | 79% | 37% |
| July | 16°C / 60°F | 13°C / 56°F | 91 mm | 80% | 31% |
| August | 16°C / 60°F | 13°C / 55°F | 81 mm | 80% | 35% |
| September | 16°C / 62°F | 14°C / 56°F | 41 mm | 79% | 34% |
| October | 18°C / 64°F | 15°C / 58°F | 29 mm | 80% | 28% |
| November | 19°C / 66°F | 16°C / 60°F | 27 mm | 78% | 27% |
| December | 21°C / 69°F | 17°C / 63°F | 11 mm | 78% | 22% |
What to pack for August
- A warm sweater or fleece for layering
- A mid-weight jacket
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Sunglasses
Is August a good time to visit Cape Town?
Our Cape Town guide recommends: November to March, the Southern Hemisphere summer — outside this window, winter (June–August) brings more rain and wind.
Book the Table Mountain cableway or a hike for early in your trip if possible — it closes in high wind, so a flexible schedule helps.
Best time to visit Cape Town →Other South Africa cities in August
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Cape Town weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/south-africa/cape-town/august
<a href="https://weathercompare.eu/weather/south-africa/cape-town/august">Cape Town weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/south-africa/cape-town" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Cape Town weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/south-africa/cape-town/august">Cape Town weather in August</a> – WeatherCompare</p>
Cape Town in August: quick answers
Is August a good time to visit Cape Town?
August is a reasonable time for Cape Town: highs around 16°C and about 81 mm of rain, though not one of the three best months.
How warm is Cape Town in August?
Average highs are about 16°C (60°F) and average lows about 13°C (55°F), based on 10 years of daily data.
Does it rain a lot in Cape Town in August?
Cape Town typically gets around 81 mm of rain in August — some rain.
When is the best time to visit Cape Town?
November to March, the Southern Hemisphere summer — outside this window, winter (June–August) brings more rain and wind.
Figures are long-term averages for the area around Cape Town (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.