Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
As July gives way to August, the average high-temperature displays a slight ascent, adjusting from a refreshing 17.9°C (64.2°F) to a pleasant 21.3°C (70.3°F). A noticeable temperature swing characterizes Rivonia's August nights, dipping to an average of 8.6°C (47.5°F).Humidity
The average relative humidity in August is 37%.Rainfall
In August, the rain falls for 1.8 days. Throughout August, 2mm (0.08") of precipitation is accumulated. In Rivonia, South Africa, during the entire year, the rain falls for 77.6 days and collects up to 262mm (10.31") of precipitation.Daylight
In August, the average length of the day is 11h and 14min.On the first day of the month, sunrise is at 06:46 and sunset at 17:41. On the last day of August, sunrise is at 06:20 and sunset at 17:55 SAST.
Sunshine
The month with the least sunshine is August, with an average of 7.4h of sunshine.UV index
The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What is the average humidity in August?
How much does it rain in August?
What is the average length of the day in August?
When is the sunrise / sunset in August?
What is the month with the least sunshine?
How many hours of sunshine does Rivonia have in August?
What is the UV index intensity in August?
Average temperature in August
Rivonia, South Africa
- Average high temperature in August: 21.3°C
The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (17.9°C).
- Average low temperature in August: 8.6°C
The month with the highest average low temperature is January (16.6°C).
The coldest month (with the lowest average low temperature) is July (6.1°C).
Average pressure in August
Rivonia, South Africa
- Average pressure in August: 1021.4mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).
Average wind speed in August
Rivonia, South Africa
- Average wind speed in August: 10.7km/h
The windiest month (with the highest average wind speed) is November (11.6km/h).
The calmest month (with the lowest average wind speed) is May (7.8km/h).
Average humidity in August
Rivonia, South Africa
- Average humidity in August: 37%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).
Average rainfall in August
Rivonia, South Africa
- Average rainfall in August: 2mm
The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in August
Rivonia, South Africa
- Average rainfall days in August: 1.8 days
The month with the highest number of rainy days is January (13.2 days).
The month with the least rainy days is July (1.4 days).
Average daylight in August /
Average sunshine in August
Rivonia, South Africa
- Average daylight in August: 11h and 1min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in August: 7h and 2min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in August
Rivonia, South Africa
- Average sunshine days in August: 28.8 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is January (16.3 days).
Average UV index in August
Rivonia, South Africa
- Average UV index in August: 5
The months with the highest UV index are January, February, October and November (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in August
Rivonia, South Africa
- Average cloud cover in August: 5
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in August
Rivonia, South Africa
- Average visibility in August: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
