The Sajama National Park is a National Park, Department of Oruro in Bolivia . It lies on the border with Chile. Its area is 1002 km ² and is located at an altitude of 4200-6542 meters above sea level. The average daytime temperature is 10 ° C and 0 ° C at night The annual rainfall is 300 mm.
The park is located in the Cordillera Occidental and has a volcanic landscape. There are also volcanoes, Sajama, Parinacota and Pomerape. The National Park also has hot springs. The climate of the area is characterized as semi-arid and cold, mean annual temperatures are around 4.6 ° C (6.9 º C maximum and minimum 1.0 ° C). Temperatures at night are below 0 ° C. The annual rainfall is 321.1 mm , distributed monodomal, January being the wettest month. In addition, the receiving area is characterized by high levels of solar radiation throughout the year due to low cloud cover and high elevation. The temperature at ground level undergoes drastic fluctuations between day and night.