Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
A modest decline in the average high-temperature is seen during April, decreasing from a moderately hot 27.2°C (81°F) in March to a still warm 24°C (75.2°F). Onderstepoort's April nights cool down to an average low-temperature of 13.2°C (55.8°F).Humidity
In April, the average relative humidity in Onderstepoort is 57%.Rainfall
In Onderstepoort, in April, it is raining for 10.3 days, with typically 29mm (1.14") of accumulated precipitation. Throughout the year, in Onderstepoort, there are 120.8 rainfall days, and 421mm (16.57") of precipitation is accumulated.Daylight
In Onderstepoort, the average length of the day in April is 11h and 29min.On the first day of April, sunrise is at 06:16 and sunset at 18:05. On the last day of the month, sunrise is at 06:30 and sunset at 17:38 SAST.
Sunshine
The average sunshine in April in Onderstepoort is 7.6h.UV index
The average daily maximum UV index in April in Onderstepoort is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 5 during April leads to these advisories:
Guard yourself - An obligation to protect skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the average April temperature in Onderstepoort?
What is the average humidity in April in Onderstepoort?
How much does it rain in Onderstepoort in April?
What is the average length of the day in April in Onderstepoort?
When are sunrise and sunset in April in Onderstepoort?
How many hours of sunshine does Onderstepoort have in April?
What is the UV index reading in April in Onderstepoort?
Average temperature in April
Onderstepoort, South Africa
- Average high temperature in April: 24°C
The warmest month (with the highest average high temperature) is January (28.7°C).
The month with the lowest average high temperature is June (19.1°C).
- Average low temperature in April: 13.2°C
The months with the highest average low temperature are January and December (17.5°C).
The coldest month (with the lowest average low temperature) is July (6.9°C).
Average pressure in April
Onderstepoort, South Africa
- Average pressure in April: 1018.9mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1013mbar).
Average wind speed in April
Onderstepoort, South Africa
- Average wind speed in April: 7.9km/h
The windiest month (with the highest average wind speed) is November (11.1km/h).
The calmest month (with the lowest average wind speed) is May (7.3km/h).
Average humidity in April
Onderstepoort, South Africa
- Average humidity in April: 57%
The months with the highest relative humidity are January and February (62%).
The month with the lowest relative humidity is September (35%).
Average rainfall in April
Onderstepoort, South Africa
- Average rainfall in April: 29mm
The wettest month (with the highest rainfall) is January (92mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in April
Onderstepoort, South Africa
- Average rainfall days in April: 10.3 days
The month with the highest number of rainy days is January (21.5 days).
The month with the least rainy days is July (1.1 days).
Average daylight in April /
Average sunshine in April
Onderstepoort, South Africa
- Average daylight in April: 11h and 3min
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 36min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is October (Average sunshine: 11h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in April
Onderstepoort, South Africa
- Average sunshine days in April: 17 days
The month with the most sunshine days is July (29.6 days).
The month with the least sunshine days is December (6.5 days).
Average UV index in April
Onderstepoort, South Africa
- Average UV index in April: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in April
Onderstepoort, South Africa
- Average cloud cover in April: 20
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 April
Onderstepoort, South Africa
- Average visibility in April: 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).
Onderstepoort, South Africa
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