December weather forecast
Krong Preah Sihanouk, Cambodia

December sees a significant reduction in rainfall, bringing it down to 54mm (2.13"). The calm before the dry season follows, and the weather begins to transition to clearer skies. Temperatures maintain a comfortable range, offering pleasant day-to-night changes. The lower UV index of 10 creates a less intense sunlight experience, making outdoor activities more comfortable for residents and tourists alike. As the year closes, the weather conditions adjust to set the stage for the drier and less rainy phase of January.

Temperature

An average high-temperature of a still tropical 31.7°C (89.1°F) marks December, exhibiting a close resemblance to the conditions in November. December in Krong Preah Sihanouk, Cambodia, generally records an average low-temperature of 23.5°C (74.3°F).

Rainfall

In Krong Preah Sihanouk, during December, the rain falls for 8 days and regularly aggregates up to 54mm (2.13") of precipitation. Throughout the year, there are 162 rainfall days, and 2211mm (87.05") of precipitation is accumulated.

Sea temperature

In Krong Preah Sihanouk, the average seawater temperature in December is 28.8°C (83.8°F).
Note: For engaging in any water activities, temperatures from 25°C (77°F) to 29°C (84.2°F) are viewed as outstanding and exceptionally pleasing for prolonged durations.

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:08 and sunset at 17:41. On the last day of December, sunrise is at 06:23 and sunset at 17:54 +07.

Sunshine

The average sunshine in December in Krong Preah Sihanouk is 7h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 10. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 10 during December leads to these advisories:
Always safeguard yourself; without protection, skin and eyes can get damaged instantly. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. A broad-spectrum sunscreen of SPF 30+ should be used liberally and reapplied every two hours or post an outdoor workout or swim. Take heed! Reflections of sand and water make the Sun's UV rays stronger.