Weather will likely play an important role when you plan your trip to Konjic, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July with an average temp of 67°F, while the coldest months are January and February with an average of 38°F. The rainiest months in Konjic are November, December, January, and February, with each month seeing an average of 10 inches of rainfall.