Territory of Ljig municipal is located in Podrinje-Colubara region and belongs to the temperate continental climate with continental rain regime. This is hilly- mountainous area with 848 m altitude (Rajac Mountain) and 723 m relative height, in which are deeply incised (up to 500 m) valleys of Ljig River and its tributaries. These geomorphologic features cause airstreams direction in this territory, and because of that some parts of Ljig municipal have temperate continental climate (like valleys) and some of them have severe continental climate (like Rajac Mountain). The peak of precipitation is at the end of spring and beginning of summer - in May and June, and the driest months are February and October. The great influences on climatic changes in Ljig municipal and its area have north low parts of Panonian area, which are open for penetration of damp and cold air streams from north, northwest and west. This mountain area on south part of Ljig municipal is some kind of "dam" for cold air streams from south, so they are considerable colder on this territory. On the base of available data in period 1961-1990 from Meteorological Annuals of Republic Hydrometeorological Institute of Serbia climatologic overview is presented.