Hajipur experiences a subtropical climate with distinct seasonal variations. Winters are cool, with temperatures ranging from 3-28°C in January and 6-32°C in February, gradually warming up as the season progresses. Spring brings pleasant weather, with temperatures rising to 38°C by March and peaking at 42°C in April. The summer months of May to September see temperatures hovering around 27-28°C, providing a relatively mild climate. As autumn sets in, temperatures begin to drop again, ranging from 9-30°C in November before cooling further in winter.