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
The height of temperatures is seen during January and December, averaging a high-temperature of 32.3°C (90.1°F).Humidity
The average relative humidity in December in Ulco is 30%.Rainfall
In Ulco, in December, during 8.5 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, in Ulco, there are 65.5 rainfall days, and 183mm (7.2") of precipitation is accumulated.Daylight
With an average of 13h and 54min of daylight, December has the longest days of the year in Ulco, South Africa.On the first day of the month, sunrise is at 05:17 and sunset at 19:06. On the last day of December, sunrise is at 05:28 and sunset at 19:23 SAST.
Sunshine
The average sunshine in December is 11.8h.UV index
January, February, November and December, with an average maximum UV index of 7, are months with the highest UV index in Ulco. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 7 during December leads to these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in Ulco?
How hot does it get in Ulco in December?
What is the average humidity in December in Ulco?
How many days does it rain in December in Ulco?
When are the longest days in Ulco?
What is the average length of the day in December in Ulco?
When are sunrise and sunset in December in Ulco?
How long on average sun shines in December in Ulco?
When is the highest UV index in Ulco?
What is the UV index reading in December in Ulco?
Average temperature in December
Ulco, South Africa
- Average high temperature in December: 32.3°C
The warmest months (with the highest average high temperature) are January and December (32.3°C).
The month with the lowest average high temperature is June (17.6°C).
- Average low temperature in December: 20.4°C
The month with the highest average low temperature is January (21.6°C).
The coldest month (with the lowest average low temperature) is July (6.8°C).
Average pressure in December
Ulco, South Africa
- Average pressure in December: 1010.6mbar
The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is January (1010.5mbar).
Average wind speed in December
Ulco, South Africa
- Average wind speed in December: 17.4km/h
The windiest month (with the highest average wind speed) is November (18.2km/h).
The calmest month (with the lowest average wind speed) is May (12.3km/h).
Average humidity in December
Ulco, South Africa
- Average humidity in December: 30%
The month with the highest relative humidity is June (44%).
The month with the lowest relative humidity is September (25%).
Average rainfall in December
Ulco, South Africa
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is April (32mm).
The driest months (with the least rainfall) are August and September (3mm).
Average rainfall days in December
Ulco, South Africa
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is February (10.3 days).
The month with the least rainy days is July (1.4 days).
Average daylight in December /
Average sunshine in December
Ulco, 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 5min
The months with the most sunshine are January and November (Average sunshine: 11h and 54min).
The months with the least sunshine are May, June and July (Average sunshine: 7h and 36min).
Average sunshine days in December
Ulco, South Africa
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is February (15.6 days).
Average UV index in December
Ulco, South Africa
- Average UV index in December: 7
The months with the highest UV index are January, February, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in December
Ulco, South Africa
- Average cloud cover in December: 13
The month with the most cloud cover is February (Cloud cover 17).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in December
Ulco, 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).
