The highest day temperature in April 2025 was 90°F. The lowest night temperature was 80°F. The average values for day and night temperatures during April were 88.1°F и 87.0°F respectivly.

The average sea surface temperature in April 2025 for Ko Phangan was 90.5°F. The maximum and minimum values were 88.6°F and 92.8°F respectively.

Most of the days in April are sunny but you can also expect cloudy and gloomy days.

Precipitation total in April for Ko Phangan is 3.9 in.

The average wind speed in April is 8.6 mph. It makes April the most windless month of the year for Ko Phangan.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Ko Phangan in April is 8.7 hours.