Cape Town
August
Weather in Cape Town for August 2025
Your guide to Cape Town weather in August - trends and predictions
In general, the average temperature in Cape Town at the beginning of August is 17.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 17.4 °C by the end of August.
The climate of Cape Town in August is notably wet, with an average of 11 rainy days.
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20
Dry days
11
Rainy days
0
Snow days
18°/10°
Temperatures
17 km/h
Avg max wind
68 %
Avg humidity
Cape Town in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2  18° | 3  22° | ||||
| 4 16° | 5 15° | 6 17° | 7 17° | 8  15° | 9 17° | 10 19° |
| 11 19° | 12 15° | 13 16° | 14 13° | 15 18° | 16 18° | 17  15° |
| 18 16° | 19 19° | 20 18° | 21 14° | 22  15° | 23 18° | 24 16° |
| 25 15° | 26 14° | 27 15° | 28 18° | 29 22° | 30 20° | 31 18° |
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Temperatures trend during August in Cape Town
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Partly cloudy | 15° /6° | 0 mm | 5 | |
| 2 Aug. | Overcast | 18° /7° | 0 mm | 5 | |
| 3 Aug. | Sunny | 22° /8° | 0 mm | 7 | |
| 4 Aug. | Overcast | 16° /9° | 7.5 mm | 4 | |
| 5 Aug. | Sunny | 15° /9° | 0.1 mm | 5 | |
| 6 Aug. | Sunny | 17° /8° | 0 mm | 6 | |
| 7 Aug. | Sunny | 17° /9° | 0 mm | 6 | |
| 8 Aug. | Patchy rain possible | 15° /10° | 4.3 mm | 4 | |
| 9 Aug. | Sunny | 17° /9° | 2.8 mm | 5 | |
| 10 Aug. | Sunny | 19° /10° | 9.4 mm | 5 | |
| 11 Aug. | Partly cloudy | 19° /10° | 0.7 mm | 6 | |
| 12 Aug. | Patchy rain possible | 15° /9° | 0.4 mm | 5 | |
| 13 Aug. | Patchy rain possible | 16° /9° | 5.6 mm | 5 | |
| 14 Aug. | Partly cloudy | 13° /8° | 0.5 mm | 4 | |
| 15 Aug. | Overcast | 18° /7° | 0 mm | 5 | |
| 16 Aug. | Sunny | 18° /9° | 0 mm | 6 | |
| 17 Aug. | Moderate or heavy rain shower | 15° /9° | 6.3 mm | 4 | |
| 18 Aug. | Patchy rain possible | 16° /9° | 1.3 mm | 4 | |
| 19 Aug. | Overcast | 19° /9° | 0.1 mm | 6 | |
| 20 Aug. | Patchy rain possible | 18° /9° | 0.2 mm | 5 | |
| 21 Aug. | Moderate or heavy rain shower | 14° /10° | 10.5 mm | 4 | |
| 22 Aug. | Heavy rain at times | 15° /8° | 9.3 mm | 5 | |
| 23 Aug. | Patchy rain possible | 18° /10° | 1.2 mm | 5 | |
| 24 Aug. | Overcast | 16° /8° | 4.5 mm | 5 | |
| 25 Aug. | Moderate or heavy rain shower | 15° /9° | 15.4 mm | 4 | |
| 26 Aug. | Light rain shower | 14° /9° | 4.3 mm | 4 | |
| 27 Aug. | Sunny | 15° /7° | 4.8 mm | 5 | |
| 28 Aug. | Sunny | 18° /9° | 1.9 mm | 6 | |
| 29 Aug. | Sunny | 22° /11° | 0.1 mm | 7 | |
| 30 Aug. | Overcast | 20° /9° | 0 mm | 6 | |
| 31 Aug. | Light rain shower | 18° /10° | 5.3 mm | 5 | |
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Important Notice
Our weather forecast for Cape Town in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cape Town forecast closer to your planned date for the most up-to-date weather information.
Cape Town in August - FAQ
What are the expected maximum and minimum temperatures in Cape Town during August?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cape Town during August?
Moderate rainfall is anticipated in Cape Town during August, with a total of 97.2 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cape Town during August?
The average wind speed in Cape Town during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
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