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
December
Weather in December
Temperature
At the start of December, Tweeling's average high-temperature reaches a still moderately hot 25.5°C (77.9°F), subtly different from the preceding month. Tweeling's average low-temperature of 12.7°C (54.9°F) in December reflects a considerable decline from the daytime peak.Humidity
In December, the average relative humidity in Tweeling is 61%.Rainfall
In Tweeling, during December, the rain falls for 18.1 days and regularly aggregates up to 73mm (2.87") of precipitation. Throughout the year, in Tweeling, there are 117.6 rainfall days, and 432mm (17.01") of precipitation is accumulated.Snowfall
January through July, September through December are months without snowfall.Daylight
December has the longest days of the year in Tweeling, South Africa, with an average of 13h and 54min of daylight.On the first day of the month, sunrise is at 05:02 and sunset at 18:47. On the last day of December, in Tweeling, sunrise is at 05:13 and sunset at 19:04 SAST.
Sunshine
In December, the average sunshine is 11.5h.UV index
January through March, October through December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in December interprets into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Tweeling in December?
What is the average humidity in December in Tweeling?
How many days does it rain in December in Tweeling?
When it does not snow in Tweeling?
When are the longest days in Tweeling?
What is the average length of the day in December in Tweeling?
When is the sunrise / sunset in December in Tweeling?
How long on average sun shines in December in Tweeling?
When is the highest UV index in Tweeling?
How high is the UV index in December in Tweeling?
Average temperature in December
Tweeling, South Africa
- Average high temperature in December: 25.5°C
The warmest month (with the highest average high temperature) is January (25.9°C).
The month with the lowest average high temperature is June (15°C).
- Average low temperature in December: 12.7°C
The month with the highest average low temperature is January (13.5°C).
The coldest month (with the lowest average low temperature) is July (2.5°C).
Average pressure in December
Tweeling, South Africa
- Average pressure in December: 1014.2mbar
The month with the highest atmospheric pressure is July (1025.3mbar).
The month with the lowest atmospheric pressure is December (1014.2mbar).
Average wind speed in December
Tweeling, South Africa
- Average wind speed in December: 10.5km/h
The windiest month (with the highest average wind speed) is September (11.7km/h).
The calmest month (with the lowest average wind speed) is May (8.7km/h).
Average humidity in December
Tweeling, South Africa
- Average humidity in December: 61%
The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is September (38%).
Average rainfall in December
Tweeling, South Africa
- Average rainfall in December: 73mm
The wettest month (with the highest rainfall) is January (74mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in December
Tweeling, South Africa
- Average rainfall days in December: 18.1 days
The month with the highest number of rainy days is January (19 days).
The month with the least rainy days is July (1.7 days).
Average snowfall in December
Tweeling, South Africa
- Average snowfall in December: 0mm
The month with the highest snowfall is August (10mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).
Average snowfall days in December
Tweeling, South Africa
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is June (0.3 days).
The months with the least snowfall days are January, February, March, April, May, July, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Tweeling, South Africa
- Average daylight in December: 13h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in December: 11h and 3min
The month with the most sunshine is October (Average sunshine: 11h and 48min).
The months with the least sunshine are April and August (Average sunshine: 7h and 24min).
Average sunshine days in December
Tweeling, South Africa
- Average sunshine days in December: 9 days
The month with the most sunshine days is July (28.8 days).
The month with the least sunshine days is January (7.8 days).
Average UV index in December
Tweeling, South Africa
- Average UV index in December: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in December
Tweeling, South Africa
- Average cloud cover in December: 24
The month with the most cloud cover is January (Cloud cover 26).
The months with the least cloud cover are July and August (Cloud cover 7).
Average visibility in December
Tweeling, South Africa
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
