August Weather in Cape Town

Last updated: March 2, 2024

The weather in Cape Town, South Africa, during August is characterized by an average temperature of 13°C (56°F). Highs can soar to 21°C (69°F), while lows may dip to 8°C (48°F). Typically, the humidity level in Cape Town throughout August hovers around 77%.

8°C (48°F)

Minimum temperature

13°C (56°F)

Average temperature

21°C (69°F)

Maximum temperature

77%

Humidity

Precipitation and Sunshine hours

In August, Cape Town averages 75 mm (3.0 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 10 hours 53 minutes of daylight, with the sun shining for approximately 10 hours 2 minutes each day. Additionally, there is a 55% probability of sunny days during this period.

75 mm (3.0 inches)

Precipitation

11 rainy days

Rainy days

10 hours 2 minutes

Sunshine hours

55%

Chance of sun

UV Index

In August, the UV Index in Cape Town reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 25 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 2 3 4 5 6 5 3 2 1 1 0
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

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