December weather forecast
Madiki, Aruba

Rounding off the year, December in Madiki, Aruba experiences what could be described as a "cooling" trend, with temperatures dropping to 27.7°C (81.9°F). Although it witnesses a slight reduction in rainfall compared to November, the month is still characterized by a high number of rainfall days. The number of sunshine hours and daylight hours continue to follow the downward trend observed in November. Winds pick up fairly significantly setting an atmosphere favorable for wind-related activities. Despite the slight reduction in temperatures, Madiki, Aruba in December remains quite a pleasant and enjoyable month to visit due to the warm tropical climate.

Temperature

The high-temperature average in December for Madiki is a still warm 27.7°C (81.9°F), staying closely aligned with November's conditions. An average low-temperature of 26.7°C (80.1°F) characterizes Madiki's December nights.

Heat index

During December, the heat index is estimated at a hot 31°C (87.8°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in December in Madiki is 79%.

Rainfall

In Madiki, in December, it is raining for 22.6 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, there are 184.2 rainfall days, and 472mm (18.58") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11h and 24min of daylight.
On the first day of December, sunrise is at 06:46 and sunset at 18:12. On the last day of the month, sunrise is at 07:01 and sunset at 18:25 AST.

Sunshine

The month with the least sunshine in Madiki, Aruba, is December, with an average of 8.2h of sunshine.

UV index

The months with the highest UV index in Madiki, Aruba, are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 7 in December translates into these instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.