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
Hartbeespoort's average high-temperature marks a still moderately hot 27.7°C (81.9°F) with the advent of December, closely mirroring that of the preceding month. Throughout December, the nighttime temperature in Hartbeespoort averages to an enjoyable 16.7°C (62.1°F).Heat index
The heat index value during December is estimated at 29°C (84.2°F). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.When assessing, remember that heat index measurements are for light winds and shaded spots. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In December, the average relative humidity is 61%.Rainfall
In December, the rain falls for 17.8 days. Throughout December, 75mm (2.95") of precipitation is accumulated. Throughout the year, in Hartbeespoort, there are 109.7 rainfall days, and 385mm (15.16") of precipitation is accumulated.Daylight
With an average of 13h and 42min of daylight, December has the longest days of the year in Hartbeespoort.On the first day of the month, sunrise is at 05:08 and sunset at 18:46. On the last day of December, in Hartbeespoort, sunrise is at 05:20 and sunset at 19:03 SAST.
Sunshine
The average sunshine in December is 11.2h.UV index
January through March, October through December, with an average maximum UV index of 6, are months with the highest UV index in Hartbeespoort. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the usual temperature for Hartbeespoort in December?
What is the average humidity in December in Hartbeespoort?
How many days does it rain in December in Hartbeespoort?
When are the longest days in Hartbeespoort?
What is the average length of the day in December in Hartbeespoort?
When is the sunrise / sunset in December in Hartbeespoort?
How long on average sun shines in December in Hartbeespoort?
What is the month with the highest UV index in Hartbeespoort?
What is the UV index reading in December in Hartbeespoort?
Average temperature in December
Hartbeespoort, South Africa
- Average high temperature in December: 27.7°C
The warmest month (with the highest average high temperature) is January (27.8°C).
The month with the lowest average high temperature is July (18.2°C).
- Average low temperature in December: 16.7°C
The month with the highest average low temperature is January (17°C).
The coldest months (with the lowest average low temperature) are June and July (6.4°C).
Average pressure in December
Hartbeespoort, South Africa
- Average pressure in December: 1013.2mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in December
Hartbeespoort, South Africa
- Average wind speed in December: 9.6km/h
The windiest months (with the highest average wind speed) are October and November (11.2km/h).
The calmest month (with the lowest average wind speed) is May (7.5km/h).
Average humidity in December
Hartbeespoort, South Africa
- Average humidity in December: 61%
The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is September (35%).
Average rainfall in December
Hartbeespoort, South Africa
- Average rainfall in December: 75mm
The wettest month (with the highest rainfall) is January (82mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in December
Hartbeespoort, South Africa
- Average rainfall days in December: 17.8 days
The month with the highest number of rainy days is January (19.2 days).
The month with the least rainy days is July (0.7 days).
Average daylight in December /
Average sunshine in December
Hartbeespoort, 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 36min).
- Average sunshine in December: 11h and 1min
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 30min).
Average sunshine days in December
Hartbeespoort, South Africa
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is January (9.5 days).
Average UV index in December
Hartbeespoort, South Africa
- Average UV index in December: 6
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 December
Hartbeespoort, South Africa
- Average cloud cover in December: 25
The month with the most cloud cover is January (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Hartbeespoort, 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).
Hartbeespoort, South Africa
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