Climate : The department of Oruro has a cold, dry climate, due to the height to which it has a temperature average of 9 degrees Celsius, by the height that is, the climate is cold, polar in high summits of the Western mountain range, with some tendency to tempering in the spring and the summer.
The department of Oruro in the heat of is altiplánica plateau, to 3966 meters on the level of the sea, its predominant topography is flat, although good part of the territory is mountainous, where the majestic Sajama with an elevation of 6542 meters rises. Oruro has been benefitted with mineral deposits as tin, wolfram, silver, lead, etc, are located to the west of the republic of Bolivia; it limits the north with the department of La Paz; to the south with the department of Potosí; to the east with the departments of Cochabamba and Potosí and to the west with the Republic of Chile. It has an extension of 53.558 km2 and one population of 340.114 inhabitants (census 1992). The capital of the department is the city of Oruro (3.706 m.s.n.m.) located between 17° 58 ' of South latitude and 67°6' of west longitude of the meridian of Greenwich. it counts on 16 provinces and 119 corners, the city in himself is surrounded by a mountainous area with ten summits, being the highest the one of San Felipe, in whose slope is the Toro, pedrón invoked in carnival by the miners, to the south extends the lake Uru Uru.