December weather forecastBoundji, Congo
December
Weather in December
Finally, in December, the temperatures rise slightly, and rainfall decreases to 108mm (4.25"), setting the stage for a somewhat drier end to the year. While the high and low temperatures hold steady between 31.5°C (88.7°F) and 22.3°C (72.1°F), the drop in rainfall is the standout feature of the month. Despite the late showers, December ushers in a somewhat drier and warmer climate, gradually transitioning towards a new yearly cycle.Temperature
With December's arrival, Boundji notes an average high-temperature of a still tropical 31.5°C (88.7°F), closely following the trend of the preceding month. Boundji, during the nights of December, experiences an average temperature drop to an agreeable 22.3°C (72.1°F).Heat index
The heat index value for December is appraised at a blisteringly hot 40°C (104°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.Understanding the heat index involves considering values for shaded locales with light wind. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. 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 are particularly relevant to children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.
Humidity
In December, the average relative humidity is 74%.Rainfall
In December, the rain falls for 24 days. Throughout December, 108mm (4.25") of precipitation is accumulated. In Boundji, during the entire year, the rain falls for 276.3 days and collects up to 1248mm (49.13") of precipitation.Daylight
December has the longest days of the year in Boundji, with an average of 12h and 12min of daylight.On the first day of December in Boundji, sunrise is at 05:42 and sunset at 17:53. On the last day of the month, sunrise is at 05:56 and sunset at 18:07 WAT.
Sunshine
In December, the average sunshine in Boundji, Congo, is 9.7h.UV index
January through August, October through December, with an average maximum UV index of 7, are months with the highest UV index in Boundji. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 7 suggests these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Boundji, Congo
- Average high temperature in December: 31.5°C
The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is November (30°C).
- Average low temperature in December: 22.3°C
The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is November (22.1°C).
Average pressure in December
Boundji, Congo
- Average pressure in December: 1010.2mbar
The month with the highest atmospheric pressure is June (1012.1mbar).
The month with the lowest atmospheric pressure is February (1009.3mbar).
Average wind speed in December
Boundji, Congo
- Average wind speed in December: 5.3km/h
The windiest month (with the highest average wind speed) is August (6.6km/h).
The calmest month (with the lowest average wind speed) is November (5.1km/h).
Average humidity in December
Boundji, Congo
- Average humidity in December: 74%
The months with the highest relative humidity are October and November (81%).
The month with the lowest relative humidity is July (57%).
Average rainfall in December
Boundji, Congo
- Average rainfall in December: 108mm
The wettest month (with the highest rainfall) is October (216mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days in December
Boundji, Congo
- Average rainfall days in December: 24 days
The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is July (13.2 days).
Average daylight in December /
Average sunshine in December
Boundji, Congo
- Average daylight in December: 12h and 12min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in December: 9h and 42min
The month with the most sunshine is January (Average sunshine: 10h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 36min).
Average sunshine days in December
Boundji, Congo
- Average sunshine days in December: 4.9 days
The month with the most sunshine days is July (15.9 days).
The month with the least sunshine days is October (0.4 days).
Average UV index in December
Boundji, Congo
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
The month with the lowest UV index is September (UV index 6).
Average cloud cover in December
Boundji, Congo
- Average cloud cover in December: 36
The month with the most cloud cover is October (Cloud cover 47).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in December
Boundji, Congo
- Average visibility in December: 9km
The months with the highest visibility are February, June, July and August (10km).
The months with the lowest visibility are October and November (8km).





