January weather forecast
Phú Quốc, Vietnam

January in Phú Quốc starts on a warm note with prevalent high temperatures typical of this tropical island. The temperature dips slightly at night, although it remains comfortably warm. The rainfall, relatively low, means that raincoats can be left at home more often than not. Drawing a comparison to the upcoming month, February, it's noticeable that January has similar weather patterns with marginally higher rainfall. The recorded extremes for the month are from 22°C (71.6°F) to 31°C (87.8°F), with a rainfall of 40mm (1.57") spread over four days.

Temperature

Phú Quốc registers an average high-temperature of a still tropical 31°C (87.8°F) at the commencement of January, closely related to the preceding month. During the month of January, an average low-temperature of 22°C (71.6°F) is recorded.

Rainfall

In Phú Quốc, during January, the rain falls for 4 days and regularly aggregates up to 40mm (1.57") of precipitation. In Phú Quốc, during the entire year, the rain falls for 156 days and collects up to 2321mm (91.38") of precipitation.

Sea temperature

January is the month with the coldest seawater, with an average sea temperature of 27°C (80.6°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.

Daylight

The average length of the day in January is 11h and 36min.
On the first day of January, sunrise is at 06:21 and sunset at 17:53. On the last day of the month, sunrise is at 06:26 and sunset at 18:07 +07.

Sunshine

The average sunshine in January is 7h.

UV index

In Phú Quốc, the average daily maximum UV index in January is 11. A UV Index estimate of 11, and higher, represents an extreme health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 11 during January leads to these advisories:
Put into action all important safeguards, unprotected skin may burn swiftly. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat. Directly after swimming or an outdoor workout, generously apply and reapply a broad-spectrum SPF 30+ sunscreen. Caution! The reflection of sand and water significantly amplifies the Sun's UV radiation.