March ushers in more intense weather changes. The temperature rises slightly to a possible high of 32.1°C (89.8°F), and rainfall doubles to 50mm (1.97"), indicating the initiation of the wet season. Residents and tourists watch the city transform as longer daylight hours and a UV index of 12 begin to characterize the weather. Despite the increased rainfall, the month's additional sunlight offers an interesting blend of tropical climate conditions. The transition into
April will see a spike in rainfall, making it a fantastic time for those who enjoy the calm rhythm of the rain.
Temperature
Krong Preah Sihanouk's shift into March sets the average high-temperature at a still tropical 32.1°C (89.8°F), a figure that deviates only slightly from
February's 31.2°C (88.2°F). In Krong Preah Sihanouk, the average low-temperature during the month of March is a moderately hot 25.4°C (77.7°F).
Rainfall
In March, the rain falls for 6 days. Throughout March, 50mm (1.97") of precipitation is accumulated. Throughout the year, in Krong Preah Sihanouk, there are 162 rainfall days, and 2211mm (87.05") of precipitation is accumulated.
Sea temperature
In Krong Preah Sihanouk,
Cambodia, in March, the average water temperature is 28.4°C (83.1°F).
Note: In water temperatures ranging between 25°C (77°F) and 29°C (84.2°F), activities such as swimming and diving become highly pleasurable for long durations.
Daylight
In Krong Preah Sihanouk, the average length of the day in March is 12h and 4min.
On the first day of March, sunrise is at 06:20 and sunset at 18:16. On the last day of the month, sunrise is at 06:03 and sunset at 18:16 +07.
Sunshine
The months with the most sunshine in Krong Preah Sihanouk are
January through April, with an average of 8h of sunshine.
UV index
The months with the highest UV index are February through
October, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 12 in March transforms into the following instructions:
Utilize every vital safety procedure. Individuals with light skin may endure burns in less than 5 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Despite the cloudy weather, sunscreen with a sun protection factor of at least 30 should be liberally applied and reapplied, including after a swim or outdoor activity. Attention! The combination of sand and water reflections enhances UV ray intensity.