Weather is probably a major factor when you plan your trip to Hazaribagh, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually May and April with an average temp of 85°F, while the coldest months are January and December with an average of 64°F. The rainiest months in Hazaribagh are July, August, September, and June, with each month seeing an average of 13 inches of rainfall.