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
With average high and low temperatures of 27.5°C (81.5°F) and 17.5°C (63.5°F) respectively, December is Sidvokodvo's warmest month.Heat index
In December, the average heat index is computed to be a hot 31°C (87.8°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.In the scope of the heat index, its values resonate with shade and light 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 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
In Sidvokodvo, the average relative humidity in December is 79%.Rainfall
December is the month with the most rainfall. Rain falls for 22.7 days and accumulates 110mm (4.33") of precipitation.Daylight
The month with the longest days is December, with an average of 13h and 48min of daylight.On the first day of December, sunrise is at 04:52 and sunset at 18:34. On the last day of the month, sunrise is at 05:03 and sunset at 18:51 SAST.
Sunshine
In December, the average sunshine is 8.7h.UV index
January through March, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 6 in December transforms into this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the hottest?
What is the temperature in December?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
When are the longest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Sidvokodvo have in December?
When is the highest UV index?
How high is the UV index in December?
Average temperature in December
Sidvokodvo, Swaziland
- 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 (21.4°C).
- Average low temperature in December: 17.5°C
The month with the highest average low temperature is December (17.5°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).
Average pressure in December
Sidvokodvo, Swaziland
- Average pressure in December: 1014.2mbar
The month with the highest atmospheric pressure is July (1024.1mbar).
The month with the lowest atmospheric pressure is January (1014mbar).
Average wind speed in December
Sidvokodvo, Swaziland
- Average wind speed in December: 7.1km/h
The windiest month (with the highest average wind speed) is September (8.2km/h).
The calmest month (with the lowest average wind speed) is March (6.1km/h).
Average humidity in December
Sidvokodvo, Swaziland
- Average humidity in December: 79%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (57%).
Average rainfall in December
Sidvokodvo, Swaziland
- Average rainfall in December: 110mm
The wettest month (with the highest rainfall) is December (110mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days in December
Sidvokodvo, Swaziland
- Average rainfall days in December: 22.7 days
The month with the highest number of rainy days is December (22.7 days).
The month with the least rainy days is June (3.6 days).
Average daylight in December /
Average sunshine in December
Sidvokodvo, Swaziland
- 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: 8h and 4min
The month with the most sunshine is November (Average sunshine: 9h and 0min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).
Average sunshine days in December
Sidvokodvo, Swaziland
- Average sunshine days in December: 5.3 days
The month with the most sunshine days is June (25.4 days).
The month with the least sunshine days is December (5.3 days).
Average UV index in December
Sidvokodvo, Swaziland
- Average UV index in December: 6
The months with the highest UV index are January, February, March, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 5).
Average cloud cover in December
Sidvokodvo, Swaziland
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility in December
Sidvokodvo, Swaziland
- Average visibility in December: 8km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and March (7km).
