Winters in Agia Varvara are cool and occasionally cold, with temperatures often dropping below freezing in January and February. Spring brings mild temperatures, gradually warming up from March to April, as the mercury rises above 0°C and reaches averages of around 14°C by April. Summer is hot and dry, with July and August being the warmest months, often reaching highs above 40°C. Autumn is a pleasant season, with temperatures cooling down significantly in October, returning to more moderate levels similar to winter.