Weather will likely play an important role when you plan your trip to Muong Nhe, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually April and May with an average temp of 70°F, while the coldest months are January and December with an average of 59°F. The rainiest months in Muong Nhe are July, August, June, and September, with each month seeing an average of 14 inches of rainfall.