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
December is the warmest month, exhibiting average temperatures of 27.5°C (81.5°F) at the peak and 16.3°C (61.3°F) at the base.Heat index
In December, the average heat index is calculated to be 29°C (84.2°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.Consider that heat index readings are for situations in the shade and light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In December, the average relative humidity in Walkerville is 58%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.9 days and typically aggregates up to 86mm (3.39") 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 the month, sunrise is at 05:07 and sunset at 18:47. On the last day of December, in Walkerville, sunrise is at 05:18 and sunset at 19:04 SAST.
Sunshine
The average sunshine in December in Walkerville, South Africa, is 11.3h.UV index
The months with the highest UV index in Walkerville are January, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 during December translates into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Walkerville?
What is the average December temperature in Walkerville?
What is the average humidity in December in Walkerville?
What is the wettest month in Walkerville?
How many days does it rain in December in Walkerville?
When are the longest days in Walkerville?
How many hours of daylight does Walkerville have in December?
When are sunrise and sunset in December in Walkerville?
How many hours of sunshine does Walkerville have in December?
What is the month with the highest UV index in Walkerville?
What is the UV index reading in December in Walkerville?
Average temperature in December
Walkerville, 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 (17.7°C).
- Average low temperature in December: 16.3°C
The months with the highest average low temperature are January and December (16.3°C).
The coldest month (with the lowest average low temperature) is July (5.9°C).
Average pressure in December
Walkerville, South Africa
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is January (1013.1mbar).
Average wind speed in December
Walkerville, South Africa
- Average wind speed in December: 10.3km/h
The windiest month (with the highest average wind speed) is November (12km/h).
The calmest month (with the lowest average wind speed) is May (7.9km/h).
Average humidity in December
Walkerville, South Africa
- Average humidity in December: 58%
The months with the highest relative humidity are January and February (63%).
The month with the lowest relative humidity is September (33%).
Average rainfall in December
Walkerville, South Africa
- Average rainfall in December: 86mm
The wettest month (with the highest rainfall) is December (86mm).
The driest month (with the least rainfall) is July (0mm).
Average rainfall days in December
Walkerville, South Africa
- Average rainfall days in December: 16.9 days
The month with the highest number of rainy days is January (17.8 days).
The months with the least rainy days are July and August (0.8 days).
Average daylight in December /
Average sunshine in December
Walkerville, 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
Walkerville, South Africa
- Average sunshine days in December: 11 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is January (10.8 days).
Average UV index in December
Walkerville, South Africa
- Average UV index in December: 6
The months with the highest UV index are January, 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
Walkerville, South Africa
- Average cloud cover in December: 24
The month with the most cloud cover is January (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Walkerville, 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).
