December weather forecastNzangi, Congo

Weather in December

December, the first month of the summer in Nzangi, 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

December, with an average high of 29.7°C (85.5°F) and a low of 21.8°C (71.2°F), signifies the coldest month of the year.

Heat index

The heat index for December is evaluated at a fiery hot 39°C (102.2°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. 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 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

The most humid month is December, with an average relative humidity of 87%.

Rainfall

In Nzangi, 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 Nzangi.
On the first day of the month, sunrise is at 05:43 and sunset at 18:06. On the last day of December, sunrise is at 05:57 and sunset at 18:20 WAT.

Sunshine

In December, the average sunshine is 8.2h.

UV index

The months with the lowest UV index are January, February, May through July, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, an average UV index of 6 transforms into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.