Weather in Cape Town, South Africa in August

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Visiting Cape Town, South Africa in August

The weather in August is slightly colder than the previous month. August has average maximum temperatures of 18°C (64°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 57.7% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. It is not a good time for sunbathing in Cape Town.

August has total rainfall of 18.6cm (7.3inches) making it often dry with only moderate showers. There are only 13.3 days with some rainfall so you can still enjoy the beach on the many clear days.

Sea temperatures are a cold 15°C (60°F). August is too cold for swimming in Cape Town for any length of time, unless you have a wetsuit. The sea temperature in August is slightly warmer than the previous month.

Consider visiting Cape Town in the months of January, February, March, December, for the best beach weather. Also consider one of our other suggestions for August.

Can you sunbathe in Cape Town in August?

No, August is not a good time for sunbathing in Cape Town.

August has average maximum temperatures of 18°C (64°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 57.7% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. August has total rainfall of 18.6cm (7.3inches) making it often dry with only moderate showers. There are only 13.3 days with some rainfall so you can still enjoy the beach on the many clear days.

More about August temperature and sunshine.

Can you swim in Cape Town in August?

No, August is too cold for swimming in Cape Town for any length of time, with the sea water at 15°C (60°F), unless you have a wetsuit.

More about August sea temperatures.

Is August a good time to holiday in Cape Town?

Yes, August is a slightly cool time for a holiday in Cape Town.

August has average maximum temperatures of 18°C (64°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 57.7% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day. August has total rainfall of 18.6cm (7.3inches) making it often dry with only moderate showers. There are only 13.3 days with some rainfall so you can still enjoy the beach on the many clear days. It is not a good time for sunbathing in Cape Town. Sea temperatures are a cold 15°C (60°F). August is too cold for swimming in Cape Town for any length of time, unless you have a wetsuit.

More about the August temperatures and sunshine.

Is Cape Town warm in August?

No, Cape Town is not that warm but sunbathing may be possible on some clear days in August.

The average maximum temperature in Cape Town in August is 18°C (64°F). The average maximum temperature is 18°C (64°) in the previous month and 19°C (66°F) in the next month.

The average temperature in Cape Town in August is 13°C (55°F). The average temperature is 13°C (55°F) in the previous month and 14°C (58°F) in the next month.

More info about the August temperatures and sunshine.

How sunny is Cape Town in August?

The average day light hours per day in Cape Town in August are 10.9. The sunshine percentage is 57.7% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day.

More about August sunshine.

Temperature in Cape Town in August

The weather in August is slightly colder than the previous month. The average maximum temperature in Cape Town in August is 18°C (64°F). The average maximum temperature is 18°C (64°F) in the previous month and 19°C (66°F) in the next month.

The average temperature in Cape Town in August is 13°C (55°F). The average temperature is 13°C (55°F) in the previous month and 14°C (58°F) in the next month.

The average minimum temperature in Cape Town in August is 8°C (47°F). The minimum temperature is 8°C (46°F) in the previous month and 10°C (49°F) in the next month.

Sunshine in Cape Town in August

The days in August are longer than the previous month and the days continue to get slightly longer into September. August has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise into September. During August the average day light hours are 10.9 per day in Cape Town. The sunshine percentage is 57.7% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.3 hours of sunshine per day.

The ultraviolet index in Cape Town in August is typically 4.7 during August. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Cape Town in August

The average sea water temperature in Cape Town in August is 15.3°C (59.5°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea. The sea temperature in August is slightly warmer than the previous month.

Rainfall in Cape Town in August

August weather is slightly wetter than the previous month. August has a few more days of rain than the previous month. The average total rainfall in Cape Town in August is 18.6cm (7.3inches) and on average there are 13.3 rainy days in August making it a pretty wet time to visit the beach.

Humidity in Cape Town in August

The maximum dew point (an indicator of humidity) in Cape Town in August is 11°C (52°F) which is very comfortable. The dew point is 11°C (52°F) in the previous month and 12°C (12°F) in the next month.

The average maximum relative humidity in Cape Town in August is typically 94.4%. The maximum relative humidity is 94.5% in the previous month and 92.7% in the next month.

The average relative humidity in Cape Town in August is typically 76.4%. The average relative humidity is 76.7% in the previous month and 73.2% in the next month.

Wind Speed in Cape Town in August

The average maximum wind speed in Cape Town in August is typically 28KM/H (18MPH). The average maximum wind speed is 25KM/H (16MPH) in the previous month and 29KM/H (18MPH) in the next month.

The average wind speed in Cape Town in August is typically 15KM/H (9MPH). The average wind speed is 13KM/H (8MPH) in the previous month and 15KM/H (9MPH) in the next month.

The average wind direction in Cape Town in August is from the North West.

Monthly Averages

Suggested Beaches in August

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.