December, rounding out the year, reinstates the cooler weather patterns with temperature settling around 28.9°C (84°F). Much like the first month of the year, December sees a balance between daytime heat and softer night temperatures. Rainfall is on the rise in comparison to the previous few months, although it remains reasonably low in quantity. Reduction in daylight hours ensure longer, cooler nights, bringing a tranquil close to the year in
Aden,
Yemen.
Temperature
Entering December, Aden's average high-temperature reads a moderately hot 28.9°C (84°F), indicating a close resemblance to the previous month's climate. During the month of December, an average temperature of 22.9°C (73.2°F) is noted during the nights in Aden.
Heat index
The heat index in December is estimated at a tropical 33°C (91.4°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
In December, the average relative humidity in Aden is 70%.
Rainfall
In December, the rain falls for 3 days. Throughout December, 5mm (0.2") of precipitation is accumulated. Throughout the year, there are 21 rainfall days, and 37mm (1.46") of precipitation is accumulated.
Sea temperature
In December, the average sea temperature is 26.9°C (80.4°F).
Note: For any water activity, temperatures between 25°C (77°F) and 29°C (84.2°F) are deemed excellent and extremely satisfying for enduring periods.
Daylight
December has the shortest days of the year, with an average of 11h and 24min of daylight.
On the first day of the month, sunrise is at 06:06 and sunset at 17:31. On the last day of December, sunrise is at 06:21 and sunset at 17:44 +03.
Sunshine
In December, the average sunshine is 8.3h.
UV index
With an average maximum UV index of 9, December is the month with the lowest UV index. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 9 in December translates into these instructions:
Be vigilant. Without due care, eyes and skin can be harmed in no time. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Broad-spectrum SPF 30+ sunscreen must be generously applied and reapplied every two hours or post any outdoor activity or swim. Take note! The UV strength of the Sun elevates when reflected off water and sand.