December weather forecast
Nyanon, Cameroon

The first month of the winter, December, is still a hot month in Nyanon, Cameroon, with temperature in the range of an average low of 20.2°C (68.4°F) and an average high of 32.4°C (90.3°F).

Temperature

The average high-temperature during December registers at a still tropical 32.4°C (90.3°F), maintaining a close resemblance to the previous month. A striking departure from daytime highs to an average low-temperature of 20.2°C (68.4°F) is witnessed during December.

Heat index

The heat index value for December is appraised at a blistering 40°C (104°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The average relative humidity in December is 67%.

Rainfall

In Nyanon, in December, during 8.9 rainfall days, 7mm (0.28") of precipitation is typically accumulated. Throughout the year, there are 264.5 rainfall days, and 1181mm (46.5") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 11h and 54min of daylight.
On the first day of the month, sunrise is at 06:08 and sunset at 18:02. On the last day of December, sunrise is at 06:22 and sunset at 18:15 WAT.

Sunshine

The average sunshine in December is 9.7h.

UV index

January through March and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.