Mandapeta experiences a warm and humid climate throughout the year. Winters are mild, with temperatures ranging from 18-32°C, while summers are hot, with highs reaching up to 41°C in May and June. The temperature gradually cools down during September and October, marking the onset of autumn. Spring months of March to April bring moderate temperatures, with an average high of around 30°C. The summer heat subsides in November, ushering in a slightly cooler winter.