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 snowfall in December
- Average snowfall 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
In December, Riet Vlei notes an average high-temperature of a still moderately hot 27.4°C (81.3°F), hardly different from the preceding month. During December, Riet Vlei records an average temperature of 15.4°C (59.7°F) at night.Heat index
In December, the average heat index is computed to be 28°C (82.4°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
The average relative humidity in December is 46%.Rainfall
The month with the most rainfall is December, when the rain falls for 14.5 days and typically aggregates up to 72mm (2.83") of precipitation.Snowfall
In Riet Vlei, snow does not fall in January through May, July through December.Daylight
With an average of 14h and 0min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:01 and sunset at 18:58. On the last day of the month, sunrise is at 05:12 and sunset at 19:15 SAST.
Sunshine
In Riet Vlei, the average sunshine in December is 11.6h.UV index
January, 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 unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 6 in December transforms into this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Riet Vlei in December?
What is the average humidity in December in Riet Vlei?
What is the rainiest month in Riet Vlei?
How much does it rain in Riet Vlei in December?
When it does not snow in Riet Vlei?
When are the longest days in Riet Vlei?
What is the average length of the day in December in Riet Vlei?
When is the sunrise / sunset in December in Riet Vlei?
How long on average sun shines in December in Riet Vlei?
What is the month with the highest UV index in Riet Vlei?
What is the UV index intensity in December in Riet Vlei?
Average temperature in December
Riet Vlei, Lesotho
- Average high temperature in December: 27.4°C
The warmest month (with the highest average high temperature) is January (28°C).
The month with the lowest average high temperature is June (14.7°C).
- Average low temperature in December: 15.4°C
The month with the highest average low temperature is January (16.7°C).
The coldest month (with the lowest average low temperature) is July (3.1°C).
Average pressure in December
Riet Vlei, Lesotho
- Average pressure in December: 1012.9mbar
The month with the highest atmospheric pressure is July (1025.2mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).
Average wind speed in December
Riet Vlei, Lesotho
- Average wind speed in December: 12.3km/h
The windiest month (with the highest average wind speed) is November (13.3km/h).
The calmest month (with the lowest average wind speed) is May (8.1km/h).
Average humidity in December
Riet Vlei, Lesotho
- Average humidity in December: 46%
The months with the highest relative humidity are February and April (55%).
The month with the lowest relative humidity is September (33%).
Average rainfall in December
Riet Vlei, Lesotho
- Average rainfall in December: 72mm
The wettest month (with the highest rainfall) is December (72mm).
The driest months (with the least rainfall) are July and August (6mm).
Average rainfall days in December
Riet Vlei, Lesotho
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is January (16.1 days).
The month with the least rainy days is July (3 days).
Average snowfall in December
Riet Vlei, Lesotho
- Average snowfall in December: 0mm
The month with the highest snowfall is June (2mm).
The months with the least snowfall are January, February, March, April, May, July, August, September, October, November and December (0mm).
Average snowfall days in December
Riet Vlei, Lesotho
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is June (0.4 days).
The months with the least snowfall days are January, February, March, April, May, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Riet Vlei, Lesotho
- Average daylight in December: 14h and 0min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in December: 11h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).
Average sunshine days in December
Riet Vlei, Lesotho
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is July (27.4 days).
The month with the least sunshine days is January (11.4 days).
Average UV index in December
Riet Vlei, Lesotho
- Average UV index in December: 6
The months with the highest UV index are January, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).
Average cloud cover in December
Riet Vlei, Lesotho
- Average cloud cover in December: 18
The month with the most cloud cover is February (Cloud cover 20).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in December
Riet Vlei, Lesotho
- 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).
Riet Vlei, Lesotho
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