April weather forecast
Sa Nam Ban Ko Phi Phi, Thailand

A notable leap in climatic conditions characterizes April. With Sa Nam Ban Ko Phi experiencing its most significant shift in rainfall all year, the rise is from 52mm (2.05") in March to a hefty 129mm (5.08") in April, spread out over 11 days. The slight change in temperature and an increase in sea temperature offers some respite aiding water activities. Concurrently, daylight hours lengthen a bit more, signaling clear skies in this period.

Temperature

The warmest months in Sa Nam Ban Ko Phi are February through April, with an average high-temperature of 33°C (91.4°F).

Rainfall

In Sa Nam Ban Ko Phi, during April, the rain falls for 11 days and regularly aggregates up to 129mm (5.08") of precipitation. In Sa Nam Ban Ko Phi, during the entire year, the rain falls for 166 days and collects up to 2380mm (93.7") of precipitation.

Sea temperature

The months with the warmest seawater are April through June, with an average sea temperature of 30°C (86°F).
Note: When the water's temperature hits more than 30°C (86°F), it arguably becomes less enjoyable for cooling down.

Daylight

In April, the average length of the day is 12h and 18min.
On the first day of the month, sunrise is at 06:22 and sunset at 18:34. On the last day of April, in Sa Nam Ban Ko Phi, sunrise is at 06:10 and sunset at 18:33 +07.

Sunshine

In Sa Nam Ban Ko Phi, the average sunshine in April is 8h.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 12 in April translates into this advice:
Carry out all crucial safety measures, unprotected skin may burn instantly. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun. Regardless of the cloudiness of the day, a sunscreen with SPF 30 or more should be applied and reapplied generously, specifically after swimming or outdoor exercise. Caution! The mirror effect of sand and water ups the UV radiation strength.