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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, in Rivonia, South Africa, is a moderately hot summer month, with an average temperature fluctuating between 16.6°C (61.9°F) and 27.4°C (81.3°F). The beginning of January reveals an average high-temperature of a still warm 27.4°C (81.3°F), showing minimal deviation from the previous month. Weather in January »
Weather in February
February, the last month of the summer in Rivonia, is also a moderately hot month, with temperature in the range of an average low of 15.9°C (60.6°F) and an average high of 27.3°C (81.1°F). February notes an average high-temperature of a still moderately hot 27.3°C (81.1°F), subtly differing from January's 27.4°C (81.3°F). Weather in February »
Weather in March
March, the first month of the autumn in Rivonia, is still a warm month, with an average temperature fluctuating between 14.9°C (58.8°F) and 26.1°C (79°F). March brings an average high-temperature of a still warm 26.1°C (79°F), showing a slight difference from February's 27.3°C (81.1°F). Weather in March »
Weather in April
April, the same as March, in Rivonia, South Africa, is another pleasant autumn month, with an average temperature fluctuating between 22.8°C (73°F) and 11.9°C (53.4°F). Rivonia's progression into April involves a gentle drop in the average high-temperature, from a moderately hot 26.1°C (79°F) in March to an agreeable 22.8°C (73°F). Weather in April »
Weather in May
The last month of the autumn, May, is also an agreeable month in Rivonia, South Africa, with an average temperature varying between 9.6°C (49.3°F) and 21.2°C (70.2°F). Rivonia notes an average high-temperature of a still agreeable 21.2°C (70.2°F) in May, displaying minor variation from April. Weather in May »
Weather in June
June, the first month of the winter in Rivonia, is still a comfortable month, with an average temperature ranging between min 6.4°C (43.5°F) and max 18°C (64.4°F). With the arrival of June, Rivonia notices a mild change in the average high-temperature, sliding from May's agreeable 21.2°C (70.2°F) to a comfortable 18°C (64.4°F). Weather in June »
Weather in July
July, like June, in Rivonia, South Africa, is another comfortable winter month, with an average temperature varying between 6.1°C (43°F) and 17.9°C (64.2°F). July is the coldest month of the year, registering average temperatures as high as 17.9°C (64.2°F) and as low as 6.1°C (43°F). Weather in July »
Weather in August
The last month of the winter, August, is a pleasant month in Rivonia, South Africa, with an average temperature fluctuating between 8.6°C (47.5°F) and 21.3°C (70.3°F). 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). Weather in August »
Weather in September
September, the first month of the spring in Rivonia, is a moderately hot month, with temperature in the range of an average low of 11.8°C (53.2°F) and an average high of 25.5°C (77.9°F). With the onset of September, Rivonia experiences a subtle temperature shift, with the average high-temperature moving from an agreeable 21.3°C (70.3°F) in August to a warm 25.5°C (77.9°F). Weather in September »
Weather in October
October, the same as September, is a moderately hot spring month in Rivonia, South Africa, with an average temperature fluctuating between 14.6°C (58.3°F) and 27°C (80.6°F). Rivonia experiences an average high-temperature of a still warm 27°C (80.6°F) in October, subtly different from September's 25.5°C (77.9°F). Weather in October »
Weather in November
The last month of the spring, November, is also a moderately hot month in Rivonia, South Africa, with an average temperature fluctuating between 15.2°C (59.4°F) and 26.7°C (80.1°F). An average high-temperature of a still warm 26.7°C (80.1°F) marks November, exhibiting a close resemblance to the conditions in October. Weather in November »
Weather in December
The first month of the summer, December, is also a moderately hot month in Rivonia, South Africa, with an average temperature varying between 16.3°C (61.3°F) and 27.5°C (81.5°F). In Rivonia, December is the month with the highest recorded average temperatures, measuring a high of 27.5°C (81.5°F) and a low of 16.3°C (61.3°F). December's mean heat index is evaluated at 29°C (84.2°F). Weather in December »
Updated: Aug 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the rainiest month in Rivonia?
The month with the most rainfall is January, when the rain falls for 13.2 days and typically aggregates up to 57mm (2.24") of precipitation.
How many days does it rain?
In Rivonia, during the entire year, the rain falls for 77.6 days and collects up to 262mm (10.31") of precipitation.
When is the highest UV index?
The months with the highest UV index in Rivonia are January, February, October and November, with an average maximum UV index of 6.
What is the most humid month?
February is the most humid month, with an average relative humidity of 64%.
What are the months with the lowest UV index?
The months with the lowest UV index are May through July, with an average maximum UV index of 4.
What is the month with the shortest days in Rivonia?
With an average of 10h and 30min of daylight, June has the shortest days of the year.
What are the coldest months?
Rivonia witnesses the coldest weather in July, with temperatures averaging a high of 17.9°C (64.2°F) and a low of 6.1°C (43°F).
What is the driest month?
The month with the least rainfall is July, when the rain falls for 1.4 days and typically collects 1mm (0.04") of precipitation.
What is the month with the least sunshine?
With an average of 7.4h of sunshine, August has the least sunshine of the year in Rivonia.
What is the least humid month?
The least humid month is September, with an average relative humidity of 34%.
What month has the most sunshine?
October has the most sunshine of the year in Rivonia, with an average of 11.8h of sunshine.
What are the warmest months?
With average high temperatures of 27.5°C (81.5°F) and lows of 16.3°C (61.3°F), December is the warmest month.
When are the longest days?
With an average of 13h and 42min of daylight, December has the longest days of the year.
Is there Daylight Saving Time (DST)?
Rivonia does not utilize Daylight Saving Time (DST). SAST timezone is used over the entire year.
Average temperature
Rivonia, South Africa
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).
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
Rivonia, South Africa
- Average pressure in January:
1013.1mbar - Average pressure in February:
1013.8mbar - Average pressure in March:
1015.9mbar - Average pressure in April:
1018.9mbar - Average pressure in May:
1021.1mbar - Average pressure in June:
1023.6mbar
- Average pressure in July:
1024.6mbar - Average pressure in August:
1021.4mbar - Average pressure in September:
1018.4mbar - Average pressure in October:
1015.5mbar - Average pressure in November:
1014.1mbar - Average pressure in December:
1013.3mbar
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
Rivonia, South Africa
- Average wind speed in January:
8.9km/h - Average wind speed in February:
8.6km/h - Average wind speed in March:
8km/h - Average wind speed in April:
8.3km/h - Average wind speed in May:
7.8km/h - Average wind speed in June:
9km/h
- Average wind speed in July:
8.9km/h - Average wind speed in August:
10.7km/h - Average wind speed in September:
11.3km/h - Average wind speed in October:
11.5km/h - Average wind speed in November:
11.6km/h - Average wind speed in December:
9.9km/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
Rivonia, South Africa
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).
Average rainfall
Rivonia, South Africa
The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days
Rivonia, South Africa
- Average rainfall days in January:
13.2 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
10 days - Average rainfall days in April:
7.8 days - Average rainfall days in May:
2.9 days - Average rainfall days in June:
1.8 days
- Average rainfall days in July:
1.4 days - Average rainfall days in August:
1.8 days - Average rainfall days in September:
2.6 days - Average rainfall days in October:
7.8 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
10.3 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 / Average sunshine
Rivonia, South Africa
- Average daylight in January:
13h and 4min - Average daylight in February:
13h and 0min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 3min - Average daylight in May:
10h and 5min - Average daylight in June:
10h and 3min
- Average daylight in July:
10h and 4min - Average daylight in August:
11h and 1min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 2min - Average daylight in December:
13h and 4min
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 January:
11h and 2min - Average sunshine in February:
11h and 2min - Average sunshine in March:
9h and 3min - Average sunshine in April:
7h and 4min - Average sunshine in May:
7h and 4min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
7h and 2min - Average sunshine in September:
9h and 4min - Average sunshine in October:
11h and 5min - Average sunshine in November:
11h and 4min - Average sunshine in December:
11h 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
Rivonia, South Africa
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
17.4 days - Average sunshine days in March:
19.8 days - Average sunshine days in April:
22.3 days - Average sunshine days in May:
27.3 days - Average sunshine days in June:
27.9 days
- Average sunshine days in July:
28.9 days - Average sunshine days in August:
28.8 days - Average sunshine days in September:
26.5 days - Average sunshine days in October:
21.4 days - Average sunshine days in November:
19 days - Average sunshine days in December:
18.9 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
Rivonia, South Africa
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
Rivonia, South Africa
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
Rivonia, South Africa
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).
