Sitarganj experiences a subtropical climate with significant temperature fluctuations throughout the year. Winters are mild, with temperatures ranging from 1-32°C in February, the coolest month, and gradually warming up as spring arrives. Spring is warm, with temperatures rising to 37-41°C by April, before stabilizing in May-June at around 28-40°C. Summer months of July-August bring slightly cooler temperatures, averaging 26-39°C, while autumn sees a gentle decline to 10-34°C in October. Winters return with temperatures ranging from 0-26°C in December, marking the beginning of another cycle.