April weather forecast
Koh Chang, Thailand

When April makes its mark on the calendar, Koh Chang embraces the most heated season of the year. Compared to March, the change in temperature becomes more apparent, indicating the peak of the hot season. The levels of heat do not deter water-based activities, thanks to the warm sea temperature that persists from the previous month. A significant rise in rainfall is evident, with April receiving a total rainfall of 119mm (4.69"). The considerably intensified showers mark a coherent shift towards the upcoming wetter months.

Temperature

The warmest temperatures occur during April, when averages reach a peak of 32°C (89.6°F) and a low of 23°C (73.4°F).

Rainfall

In Koh Chang, during April, the rain falls for 10 days and regularly aggregates up to 119mm (4.69") of precipitation. Throughout the year, there are 170 rainfall days, and 3442mm (135.51") of precipitation is accumulated.

Sea temperature

In Koh Chang, the average seawater temperature in April is 29.9°C (85.8°F).
Note: Water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

In April, the average length of the day is 12h and 24min.
On the first day of April, sunrise is at 06:06 and sunset at 18:22. On the last day of the month, sunrise is at 05:51 and sunset at 18:24 +07.

Sunshine

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 estimate of 11, and higher, represents an ultimate health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In April, a regular UV index of 12 translates into these guidelines:
Enforce all necessary precautions, unprotected skin might burn swiftly. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Alert! The Sun's UV rays are heightened by the reflection of sand and water.