The highest day temperature in August 2025 was 88°F. The lowest night temperature was 84°F. The average values for day and night temperatures during August were 86.7°F и 86.5°F respectivly.

The average sea surface temperature in August 2025 for Phangan was 89.3°F. The maximum and minimum values were 87.8°F and 91.2°F respectively.

Most of the days in August are cloudy but you can also expect sunny or gloomy days.

Precipitation total in August for Phangan is 3.2 in. It makes august one of the least rainy months of the year.

The average wind speed in August is 12.2 mph. It makes August one of the most windy months of the year for 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 Phangan in August is 7.0 hours.