Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Temperature readings reach their annual highs in December, averaging 27.5°C (81.5°F) and a minimum average of 16.3°C (61.3°F).Heat index
In December, the heat index is appraised at 29°C (84.2°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.Be advised, the heat index considers values for conditions in shade and with a light breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In December, the average relative humidity is 60%.Rainfall
In Weltevredenpark, during December, the rain falls for 10.3 days and regularly aggregates up to 46mm (1.81") of precipitation. In Weltevredenpark, during the entire year, the rain falls for 77.6 days and collects up to 262mm (10.31") of precipitation.Daylight
The month with the longest days in Weltevredenpark is December, with an average of 13h and 42min of daylight.On the first day of December in Weltevredenpark, sunrise is at 05:07 and sunset at 18:47. On the last day of the month, sunrise is at 05:19 and sunset at 19:03 SAST.
Sunshine
In December, the average sunshine in Weltevredenpark, South Africa, is 11.3h.UV index
In Weltevredenpark, the average daily maximum UV index in December 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 ordinary individuals.Note: The daily high UV index of 5 during December translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the hottest time of year in Weltevredenpark?
What is the average December temperature in Weltevredenpark?
What is the average humidity in December in Weltevredenpark?
How many days does it rain in December in Weltevredenpark?
When are the longest days in Weltevredenpark?
How many hours of daylight does Weltevredenpark have in December?
When is the sunrise / sunset in December in Weltevredenpark?
How long on average sun shines in December in Weltevredenpark?
What is the UV index intensity in December in Weltevredenpark?
Average temperature in December
Weltevredenpark, South Africa
- Average high temperature in December: 27.5°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 December: 16.3°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 December
Weltevredenpark, South Africa
- 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 in December
Weltevredenpark, South Africa
- 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 in December
Weltevredenpark, South Africa
- Average humidity in December: 60%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is September (34%).
Average rainfall in December
Weltevredenpark, South Africa
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is January (57mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Weltevredenpark, South Africa
- 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 in December /
Average sunshine in December
Weltevredenpark, South Africa
- 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 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 in December
Weltevredenpark, South Africa
- 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 in December
Weltevredenpark, South Africa
- Average UV index in December: 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 December
Weltevredenpark, South Africa
- Average cloud cover in December: 25
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 December
Weltevredenpark, South Africa
- Average visibility in December: 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).
Weltevredenpark, South Africa
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