Weather is probably a major factor when you plan your trip to Mukdahan, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually April and March, with an average temperature of 28°C, while the coldest months are January and December, with an average of 23°C. The rainiest months in Mukdahan are July, August, September and June, with each month seeing an average of 343 mm of rainfall.