Planning for the weather is a good way to make your trip to Thang Binh relaxing and enjoyable, especially when you’re splurging. The hottest months are usually June and July with an average temp of 84°F, while the coldest months are January and February with an average of 73°F. The rainiest months in Thang Binh are November, October, December, and September, with each month seeing an average of 21 inches of rainfall.