December weather forecastKelle, Congo
December
Weather in December
December brings the year to a close on a lighter note. With the lowest rainfall recorded at 55mm (2.17"), this month welcomes the dry season. It is marked by a significant drop in cloud cover percentage, heralding a revival of sunshine hours. The UV index continues to be under prominence, spotlighting the importance of suitable sun protection. December's weather completes the cycle, returning to less rainy and more sunshine, similar to the start of the year.Temperature
As Kelle transitions from November to December, the average high-temperatures adjust to a still tropical 32.8°C (91°F), nearly the same as the previous 30.9°C (87.6°F). Kelle registers a consistent average low-temperature of 22.3°C (72.1°F) during December.Heat index
December's mean heat index is computed to be a blistering 43°C (109.4°F). Warning: Heat cramps and heat exhaustion are anticipated. Heatstroke is a risk with ongoing activity.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
In December, the average relative humidity is 70%.Rainfall
In Kelle, Congo, in December, during 19 rainfall days, 55mm (2.17") of precipitation is typically accumulated. Throughout the year, there are 270.9 rainfall days, and 1169mm (46.02") of precipitation is accumulated.Daylight
The month with the longest days is December, with an average of 12h and 6min of daylight.On the first day of the month, sunrise is at 05:47 and sunset at 17:55. On the last day of December, sunrise is at 06:01 and sunset at 18:09 WAT.
Sunshine
The average sunshine in December is 9.8h.UV index
January through July, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 7 transforms into these recommendations:
Deflect overexposure. Sun protection is a necessity. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Kelle, Congo
- Average high temperature in December: 32.8°C
The warmest month (with the highest average high temperature) is January (34.3°C).
The month with the lowest average high temperature is October (30.1°C).
- Average low temperature in December: 22.3°C
The month with the highest average low temperature is February (23.1°C).
The coldest month (with the lowest average low temperature) is October (21.5°C).
Average pressure in December
Kelle, Congo
- Average pressure in December: 1009.8mbar
The month with the highest atmospheric pressure is July (1012.3mbar).
The month with the lowest atmospheric pressure is February (1009mbar).
Average wind speed in December
Kelle, Congo
- Average wind speed in December: 4.4km/h
The windiest month (with the highest average wind speed) is August (5.4km/h).
The calmest month (with the lowest average wind speed) is November (4.1km/h).
Average humidity in December
Kelle, Congo
- Average humidity in December: 70%
The month with the highest relative humidity is October (85%).
The month with the lowest relative humidity is January (63%).
Average rainfall in December
Kelle, Congo
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is October (182mm).
The driest month (with the least rainfall) is January (33mm).
Average rainfall days in December
Kelle, Congo
- Average rainfall days in December: 19 days
The month with the highest number of rainy days is October (28.7 days).
The month with the least rainy days is January (14.2 days).
Average daylight in December /
Average sunshine in December
Kelle, Congo
- Average daylight in December: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 6min).
The month with the shortest days is September (Average daylight: 12h and 6min).
- Average sunshine in December: 9h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is October (Average sunshine: 7h and 12min).
Average sunshine days in December
Kelle, Congo
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is January (14.6 days).
The month with the least sunshine days is October (1.5 days).
Average UV index in December
Kelle, Congo
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, November and December (UV index 7).
The months with the lowest UV index are August, September and October (UV index 6).
Average cloud cover in December
Kelle, Congo
- Average cloud cover in December: 31
The month with the most cloud cover is October (Cloud cover 53).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in December
Kelle, Congo
- Average visibility in December: 9km
The months with the highest visibility are January and July (10km).
The month with the lowest visibility is October (7km).








