December weather forecast
Ellarmo, Vanuatu

December's climate in Ellarmo retreats to a slightly rainier setting than November. With an UV index of 7, similar to November's, sunscreen becomes indispensable for outdoor activities. The culmination of the year witnesses Ellarmo oozing with tropical warmth and beauty. Yacht rides and beach activities remain favorites in the heightened humidity of the month. The onset of a new year, with December's characteristic weather, makes for a celebratory ambiance in Ellarmo.

Temperature

The advent of December sees the average high-temperature at a still warm 28.2°C (82.8°F), subtly shifted from November's 27.5°C (81.5°F). Ellarmo experiences a subtle drop in temperature during the December nights, recording an average of 24.7°C (76.5°F).

Heat index

The average heat index in December is computed to be a tropical 33°C (91.4°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly meaningful for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

January, September, November and December, with an average relative humidity of 80%, are the least humid months.

Rainfall

In December, the rain falls for 23.2 days. Throughout December, 127mm (5") of precipitation is accumulated. Throughout the year, in Ellarmo, there are 235.3 rainfall days, and 1432mm (56.38") of precipitation is accumulated.

Daylight

With an average of 13h and 6min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:09 and sunset at 18:10. On the last day of December, in Ellarmo, sunrise is at 05:21 and sunset at 18:26 +11.

Sunshine

The month with the most sunshine is December, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index are February through April, November and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 7 suggests this advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.