Planning for the weather is a good way to make your trip to Long Lellang relaxing and enjoyable, especially when you’re splurging. The hottest months are usually May and March, with an average temperature of 22°C, while the coldest months are July and August, with an average of 22°C. The rainiest months in Long Lellang are November, January, December and March, with each month seeing an average of 471 mm of rainfall.