December weather forecastMbiongo, Congo
December
Weather in December
December, the first month of the summer in Mbiongo, is also a moderately hot month, with an average temperature ranging between max 29.7°C (85.5°F) and min 21.8°C (71.2°F).Temperature
December, noted for its average high-temperature of 29.7°C (85.5°F) and an average low-temperature of 21.8°C (71.2°F), is considered the coldest month.Heat index
December's mean heat index is computed to be a very hot 39°C (102.2°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.Heat index's context suggests values are appropriate for shady areas and slight breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. 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.
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. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.
Humidity
With an average relative humidity of 87%, December is the most humid month in Mbiongo.Rainfall
In Mbiongo, in December, during 26.9 rainfall days, 152mm (5.98") of precipitation is typically accumulated. Throughout the year, there are 228.5 rainfall days, and 1086mm (42.76") of precipitation is accumulated.Daylight
With an average of 12h and 24min of daylight, December has the longest days of the year in Mbiongo.On the first day of the month, sunrise is at 05:43 and sunset at 18:06. On the last day of December, in Mbiongo, sunrise is at 05:57 and sunset at 18:21 WAT.
Sunshine
The average sunshine in December in Mbiongo, Congo, is 8.2h.UV index
The months with the lowest UV index in Mbiongo are January, February, May through July, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 6 turns into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mbiongo, Congo
- Average high temperature in December: 29.7°C
The warmest month (with the highest average high temperature) is September (32.3°C).
The month with the lowest average high temperature is December (29.7°C).
- Average low temperature in December: 21.8°C
The month with the highest average low temperature is October (22.6°C).
The coldest month (with the lowest average low temperature) is July (19.6°C).
Average pressure in December
Mbiongo, Congo
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is July (1014.2mbar).
The month with the lowest atmospheric pressure is February (1010.5mbar).
Average wind speed in December
Mbiongo, Congo
- Average wind speed in December: 4.4km/h
The windiest months (with the highest average wind speed) are August and September (8.5km/h).
The calmest months (with the lowest average wind speed) are April and May (4.2km/h).
Average humidity in December
Mbiongo, Congo
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (63%).
Average rainfall in December
Mbiongo, Congo
- Average rainfall in December: 152mm
The wettest month (with the highest rainfall) is November (190mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Mbiongo, Congo
- Average rainfall days in December: 26.9 days
The month with the highest number of rainy days is January (27.8 days).
The month with the least rainy days is July (2.2 days).
Average daylight in December /
Average sunshine in December
Mbiongo, Congo
- Average daylight in December: 12h and 24min
The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 48min).
- Average sunshine in December: 8h and 12min
The month with the most sunshine is July (Average sunshine: 8h and 48min).
The month with the least sunshine is October (Average sunshine: 5h and 42min).
Average sunshine days in December
Mbiongo, Congo
- Average sunshine days in December: 2.8 days
The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is January (2.3 days).
Average UV index in December
Mbiongo, Congo
- Average UV index in December: 6
The months with the highest UV index are March, April, August and September (UV index 7).
The months with the lowest UV index are January, February, May, June, July, October, November and December (UV index 6).
Average cloud cover in December
Mbiongo, Congo
- Average cloud cover in December: 59
The months with the most cloud cover are October and November (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Mbiongo, Congo
- Average visibility in December: 7km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, November and December (7km).





