December weather forecastManzaou, Congo

Weather in December

December, the first month of the summer in Manzaou, is also a moderately hot month, with temperature in the range of an average low of 21.8°C (71.2°F) and an average high of 29.7°C (85.5°F).

Temperature

The coldest period tends to be December, when average temperatures fluctuate between a high of 29.7°C (85.5°F) and a low of 21.8°C (71.2°F).

Heat index

December's heat index is computed to be a very hot 39°C (102.2°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

With an average relative humidity of 87%, December is the most humid month.

Rainfall

In Manzaou, in December, during 26.9 rainfall days, 152mm (5.98") of precipitation is typically accumulated. In Manzaou, during the entire year, the rain falls for 228.5 days and collects up to 1086mm (42.76") of precipitation.

Daylight

With an average of 12h and 24min of daylight, December has the longest days of the year in Manzaou.
On the first day of December in Manzaou, sunrise is at 05:43 and sunset at 18:05. On the last day of the month, sunrise is at 05:56 and sunset at 18:20 WAT.

Sunshine

The average sunshine in December in Manzaou is 8.2h.

UV index

The months with the lowest UV index in Manzaou are January, February, May through July, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 6 suggests this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.