Weather is probably a major factor when you plan your trip to Khamcha-i, and keep 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 temp of 82°F, while the coldest months are January and December with an average of 74°F. The rainiest months in Khamcha-i are July, August, September, and June, with each month seeing an average of 14 inches of rainfall.