Birendranagar, Nepal experiences a mild climate with warm summers and cool winters. Spring arrives in March with temperatures gradually warming up to an average of 25°C, marking the beginning of warmer days. Summer months from April to June are hot, with temperatures often reaching as high as 41°C in April, but remaining relatively steady throughout this period. Autumn brings a slight cooling trend, with temperatures dropping to around 13°C in October before stabilizing. Winters, from December to February, are cool and dry, with temperatures averaging around 15°C during January.