December weather forecast
Phan Thiet, Vietnam

In December, Phan Thiet, Vietnam enters its driest period, presenting the locals with an extended respite from rainfall. The month witnesses a marked drop in precipitation with 120mm (4.72") of rainfall over 10 days. With the sun out for longer periods, December buzzes with outdoor activities despite the diminishing daylight hours. Sea temperatures recede, providing a refreshing contrast to the year-round warmth. As the year concludes, Phan Thiet embraces the cooler and drier weather, laying foundation for the new year.

Temperature

The onset of December highlights an average high temperature of a still moderately hot 29°C (84.2°F), mirroring the climate in November. Phan Thiet usually reports an average low-temperature of 22°C (71.6°F) during the month of December.

Rainfall

In Phan Thiet, during December, the rain falls for 10 days and regularly aggregates up to 120mm (4.72") of precipitation. Throughout the year, there are 157 rainfall days, and 1671mm (65.79") of precipitation is accumulated.

Sea temperature

In Phan Thiet, in December, the average water temperature is 25.8°C (78.4°F).
Note: Ideal surface water temperatures for any water activity fall between 25°C (77°F) and 29°C (84.2°F), offering maximum enjoyment for lengthened periods.

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 05:50 and sunset at 17:21. On the last day of the month, sunrise is at 06:05 and sunset at 17:34 +07.

Sunshine

The average sunshine in December is 5h.

UV index

The months with the lowest UV index are November and December, with an average maximum UV index of 10. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 10 in December, converts into the following recommendations:
Take extra precautions. Protection against sun damage is required. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Sunscreen with a sun protection factor of no less than 30 should be used liberally and reapplied frequently on overcast days, including after every swim or outdoor activity. Notice! The reflection of water and sand increases the UV radiation significantly.