Planning for the weather is an important factor for making your trip to Bao Lam a success, especially when you're splurging. The hottest months are usually March and April with an average temp of 69°F, while the coldest months are January and February with an average of 65°F. The rainiest months in Bao Lam are May, September, October, and July, with each month seeing an average of 17 inches of rainfall.