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
December
Weather in December
Temperature
Hartbeesfontein witnesses its highest temperatures in January and December, reaching an average of 29.5°C (85.1°F).Heat index
December's mean heat index is computed to be a tropical 30°C (86°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Humidity
The average relative humidity in December is 48%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.7 days and typically aggregates up to 73mm (2.87") of precipitation.Daylight
December has the longest days of the year in Hartbeesfontein, with an average of 13h and 48min of daylight.On the first day of the month, sunrise is at 05:12 and sunset at 18:54. On the last day of December, sunrise is at 05:23 and sunset at 19:11 SAST.
Sunshine
In December, the average sunshine is 11.6h.UV index
The months with the highest UV index are January through March, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 6 during December translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months in Hartbeesfontein?
Is it hot in Hartbeesfontein during December?
What is the average humidity in December in Hartbeesfontein?
What is the wettest month in Hartbeesfontein?
How much does it rain in Hartbeesfontein in December?
When are the longest days in Hartbeesfontein?
What is the average length of the day in December in Hartbeesfontein?
When are sunrise and sunset in December in Hartbeesfontein?
How long on average sun shines in December in Hartbeesfontein?
What are the months with the highest UV index in Hartbeesfontein?
What is the UV index intensity in December in Hartbeesfontein?
Average temperature in December
Hartbeesfontein, South Africa
- Average high temperature in December: 29.5°C
The warmest months (with the highest average high temperature) are January and December (29.5°C).
The months with the lowest average high temperature are June and July (18.3°C).
- Average low temperature in December: 18°C
The month with the highest average low temperature is December (18°C).
The coldest month (with the lowest average low temperature) is July (5.6°C).
Average pressure in December
Hartbeesfontein, South Africa
- Average pressure in December: 1012.3mbar
The month with the highest atmospheric pressure is July (1024.6mbar).
The month with the lowest atmospheric pressure is January (1012.1mbar).
Average wind speed in December
Hartbeesfontein, South Africa
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is November (13.8km/h).
The calmest month (with the lowest average wind speed) is May (8.9km/h).
Average humidity in December
Hartbeesfontein, South Africa
- Average humidity in December: 48%
The month with the highest relative humidity is February (58%).
The month with the lowest relative humidity is September (29%).
Average rainfall in December
Hartbeesfontein, South Africa
- Average rainfall in December: 73mm
The wettest month (with the highest rainfall) is December (73mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in December
Hartbeesfontein, South Africa
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is December (16.7 days).
The months with the least rainy days are July and August (1 days).
Average daylight in December /
Average sunshine in December
Hartbeesfontein, 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 4min
The months with the most sunshine are October and November (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in December
Hartbeesfontein, South Africa
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is August (29.5 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in December
Hartbeesfontein, 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
Hartbeesfontein, South Africa
- Average cloud cover in December: 20
The month with the most cloud cover is January (Cloud cover 21).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in December
Hartbeesfontein, 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).
