The highest day temperature in August 2025 was 97°F. The lowest night temperature was 78°F. The average values for day and night temperatures during August were 89.8°F и 81.8°F respectivly.

The average sea surface temperature in August 2025 for Prachuap Khiri Khan was 88.3°F. The maximum and minimum values were 87.8°F and 89.2°F respectively.

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

Precipitation total in August for Prachuap Khiri Khan is 2.8 in.

The average wind speed in August is 9.3 mph. It makes August one of the most windy months of the year for Prachuap Khiri Khan.

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 Prachuap Khiri Khan in August is 6.6 hours.