Other facts from our historical weather data: Which months have the greatest rainfall in Thung Wua Laen Beach? Most rainfall (rainy season) is seen in August, September, October and November. Which is the hottest month in Thung Wua Laen Beach? April has an average maximum temperature of 32°C (90°F) and is the hottest month of the year. Which is the coolest month in Thung Wua Laen Beach? The coolest month is January with an average maximum temperature of 29°C (84°F). Which is the wettest month in Thung Wua Laen Beach? October tops the wettest month list with 253mm (10 in) of rainfall. Which is the driest month in Thung Wua Laen Beach? February is the driest month with 39mm (1.5 in) of precipitation. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.