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
As December takes hold, the average high-temperature is a still moderately hot 28.5°C (83.3°F), nearly mirroring that of the previous month. In December, the nighttime temperature lowers to an average of 16.8°C (62.2°F).Heat index
December's mean heat index is appraised at 29°C (84.2°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
The average relative humidity in December is 54%.Rainfall
The month with the most rainfall in Vredefort, South Africa, is December, when the rain falls for 12.5 days and typically aggregates up to 57mm (2.24") of precipitation.Daylight
December has the longest days of the year, with an average of 13h and 48min of daylight.On the first day of December, sunrise is at 05:08 and sunset at 18:51. On the last day of the month, sunrise is at 05:19 and sunset at 19:08 SAST.
Sunshine
In Vredefort, the average sunshine in December is 11.4h.UV index
The months with the highest UV index are January, February, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 6 during December leads to these instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
How hot is it in Vredefort in December?
What is the average humidity in December in Vredefort?
What is the rainiest month in Vredefort?
How much does it rain in Vredefort in December?
When are the longest days in Vredefort?
What is the average length of the day in December in Vredefort?
When are sunrise and sunset in December in Vredefort?
How many hours of sunshine does Vredefort have in December?
When is the highest UV index in Vredefort?
What is the UV index intensity in December in Vredefort?
Average temperature in December
Vredefort, South Africa
- Average high temperature in December: 28.5°C
The warmest month (with the highest average high temperature) is January (28.8°C).
The months with the lowest average high temperature are June and July (17.8°C).
- Average low temperature in December: 16.8°C
The months with the highest average low temperature are January and December (16.8°C).
The coldest month (with the lowest average low temperature) is July (5.1°C).
Average pressure in December
Vredefort, South Africa
- Average pressure in December: 1013.1mbar
The month with the highest atmospheric pressure is July (1024.8mbar).
The month with the lowest atmospheric pressure is January (1013mbar).
Average wind speed in December
Vredefort, South Africa
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is November (13.7km/h).
The calmest month (with the lowest average wind speed) is May (8.7km/h).
Average humidity in December
Vredefort, South Africa
- Average humidity in December: 54%
The month with the highest relative humidity is February (60%).
The month with the lowest relative humidity is September (30%).
Average rainfall in December
Vredefort, South Africa
- Average rainfall in December: 57mm
The wettest month (with the highest rainfall) is December (57mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in December
Vredefort, South Africa
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is December (12.5 days).
The month with the least rainy days is August (1 days).
Average daylight in December /
Average sunshine in December
Vredefort, South Africa
- Average daylight in December: 13h and 5min
The month with the longest days is December (Average daylight: 13h and 48min).
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
Vredefort, South Africa
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is December (16.9 days).
Average UV index in December
Vredefort, South Africa
- Average UV index in December: 6
The months with the highest UV index are January, February, 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 December
Vredefort, South Africa
- Average cloud cover in December: 21
The month with the most cloud cover is January (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Vredefort, South Africa
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Vredefort, South Africa
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