Planning for the weather is an important factor for making your trip to Non Suwan a success, especially when you're splurging. The hottest months are usually April and March, with an average temperature of 29°C, while the coldest months are December and January, with an average of 25°C. The rainiest months in Non Suwan are September, August, October and July, with each month seeing an average of 234 mm of rainfall.