Weather is probably a major factor when you plan your trip to Palampur, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually June and May with an average temp of 88°F, while the coldest months are January and December with an average of 60°F. The rainiest months in Palampur are July, August, September, and June, with each month seeing an average of 8 inches of rainfall.