December weather forecast
Ricketts, Sierra Leone

The first month of the winter, December, is still a tropical month in Ricketts, Sierra Leone, with an average temperature varying between 31°C (87.8°F) and 24.5°C (76.1°F).

Temperature

Transitioning into December, Ricketts records an average high-temperature of a still tropical 31°C (87.8°F), almost identical to November's 30.1°C (86.2°F). Throughout the month of December, Ricketts witnesses an average low-temperature of 24.5°C (76.1°F).

Heat index

The heat index in December is calculated to be a very hot 37°C (98.6°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. 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 especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In December, the average relative humidity is 69%.

Rainfall

In Ricketts, during December, the rain falls for 4 days and regularly aggregates up to 7mm (0.28") of precipitation. In Ricketts, during the entire year, the rain falls for 205.9 days and collects up to 1507mm (59.33") of precipitation.

Daylight

With an average of 11h and 42min of daylight, December has the shortest days of the year in Ricketts.
On the first day of December in Ricketts, Sierra Leone, sunrise is at 06:51 and sunset at 18:32. On the last day of the month, sunrise is at 07:06 and sunset at 18:46 GMT.

Sunshine

In Ricketts, the average sunshine in December is 9.7h.

UV index

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 7 in December leads to these recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.