Siddharthanagar Municipality, which is the gateway to Lumbini, the birthplace of Gautam Buddha, and the administrative center of Rupandehi District, is located in the southern part of Rupandehi District in Lumbini Province. Nepal's second international airport, "Gautam Buddha International Airport", is located in this municipality. In terms of geographical location, this municipality is located at 83°26' East longitude and 27°31' North latitude. Covering a total area of ​​36.03 square km, this municipality is at an altitude of 110 meters above sea level and has a tropical climate. The maximum temperature is 45.20 degrees Celsius and the minimum temperature is 2.40 degrees Celsius, while the average rainfall is 1436.5 mm.