August weather forecast
Stellenbosch, South Africa

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Weather in August

Stellenbosch experiences a noteworthy shift in the weather during August. The rainfall maxes out at 71mm (2.8"), creating the wettest chapter of the year. However, steadily increasing daylight brings a contrast to the town's gloomy rains. Incopeability between the cloud percentage and sunshine hours is evident as the latter begins to increase again. Mild winds persist, and the overall visibility stays reliable.

Temperature

As Stellenbosch steps into August, the average high-temperature holds at a still comfortable 16.3°C (61.3°F), hinting at a minor fluctuation from the prior month. Throughout August nights, Stellenbosch registers an average low-temperature of 7.6°C (45.7°F).

Humidity

The months with the highest humidity in Stellenbosch are August and September, with an average relative humidity of 77%.

Rainfall

In Stellenbosch, during August, the rain falls for 13.5 days and regularly aggregates up to 71mm (2.8") of precipitation. In Stellenbosch, during the entire year, the rain falls for 109.6 days and collects up to 458mm (18.03") of precipitation.

Daylight

In August, the average length of the day is 10h and 54min.
On the first day of the month, sunrise is at 07:36 and sunset at 18:05. On the last day of August, sunrise is at 07:03 and sunset at 18:26 SAST.

Sunshine

The average sunshine in August is 7.6h.

UV index

April through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 4 in August translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Stellenbosch in August?

The average high-temperature and low-temperature in Stellenbosch during August are 16.3°C (61.3°F) and 7.6°C (45.7°F) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in February is computed to be 29°C (84.2°F).

What is the most humid month in Stellenbosch?

The months with the highest humidity are August and September, with an average relative humidity of 77%.

What is the average humidity in August in Stellenbosch?

The average relative humidity in August is 77%.

How many days does it rain in August in Stellenbosch?

In Stellenbosch, South Africa, in August, it is raining for 13.5 days, with typically 71mm (2.8") of accumulated precipitation.

How many hours of daylight does Stellenbosch have in August?

The average day length in August in Stellenbosch is 10h and 54min.

When are sunrise and sunset in August in Stellenbosch?

On the first day of August in Stellenbosch, sunrise is at 07:36 and sunset at 18:05. On the last day of the month, sunrise is at 07:03 and sunset at 18:26 SAST.

How many hours of sunshine does Stellenbosch have in August?

In August, the average sunshine duration in Stellenbosch is 7.6h.

What is the month with the lowest UV index in Stellenbosch?

The months with the lowest UV index are April through September, with an average maximum UV index of 4.

What is the UV index reading in August in Stellenbosch?

The average daily maximum UV index in August in Stellenbosch, South Africa, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in August
Stellenbosch, South Africa

Average temperature in August - Stellenbosch, South Africa
  • Average high temperature in August: 16.3°C

The warmest month (with the highest average high temperature) is February (27.3°C).
The months with the lowest average high temperature are June and July (16.2°C).

  • Average low temperature in August: 7.6°C

The months with the highest average low temperature are January and February (15.8°C).
The coldest month (with the lowest average low temperature) is August (7.6°C).

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Average pressure in August
Stellenbosch, South Africa

Average pressure in August - Stellenbosch, South Africa
  • Average pressure in August: 1020.4mbar

The month with the highest atmospheric pressure is July (1022.1mbar).
The month with the lowest atmospheric pressure is February (1013.4mbar).

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Average wind speed in August
Stellenbosch, South Africa

Average wind speed in August - Stellenbosch, South Africa
  • Average wind speed in August: 11.6km/h

The windiest months (with the highest average wind speed) are January and November (13.5km/h).
The calmest month (with the lowest average wind speed) is May (11.1km/h).

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Average humidity in August
Stellenbosch, South Africa

Average humidity in August - Stellenbosch, South Africa
  • Average humidity in August: 77%

The months with the highest relative humidity are August and September (77%).
The month with the lowest relative humidity is February (66%).

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Average rainfall in August
Stellenbosch, South Africa

Average rainfall in August - Stellenbosch, South Africa
  • Average rainfall in August: 71mm

The wettest month (with the highest rainfall) is June (103mm).
The driest month (with the least rainfall) is February (8mm).

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Average rainfall days in August
Stellenbosch, South Africa

Average rainfall days in August - Stellenbosch, South Africa
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is August (13.5 days).
The month with the least rainy days is February (4.5 days).

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Average daylight in August /
Average sunshine in August
Stellenbosch, South Africa

Average daylight in August / Average sunshine in August - Stellenbosch, South Africa
  • Average daylight in August: 10h and 5min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in August: 7h and 4min

The month with the most sunshine is December (Average sunshine: 11h and 12min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

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Average sunshine days in August
Stellenbosch, South Africa

Average sunshine days in August - Stellenbosch, South Africa
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is March (23.1 days).
The month with the least sunshine days is June (14.5 days).

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Average UV index in August
Stellenbosch, South Africa

Average UV index in August - Stellenbosch, South Africa
  • Average UV index in August: 4

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).

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Average cloud cover in August
Stellenbosch, South Africa

Average cloud cover in August - Stellenbosch, South Africa
  • Average cloud cover in August: 33

The month with the most cloud cover is June (Cloud cover 35).
The month with the least cloud cover is February (Cloud cover 15).

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Average visibility in August
Stellenbosch, South Africa

Average visibility in August - Stellenbosch, South Africa
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March, April, June, October, November and December (10km).
The months with the lowest visibility are May, July, August and September (9km).

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Stellenbosch, South Africa

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