Ilioupoli, Greece experiences a mild Mediterranean climate with moderate temperatures throughout the year. Winters are generally cool, with temperatures ranging from around -6°C in February to just above freezing in January and December, while spring brings warming temperatures, reaching highs of up to 28°C in April. Summer is hot and dry, with July and August being the warmest months, but even then, nights can be quite pleasant. Autumn is mild, with temperatures gradually cooling down, and winter's chill sets in again by November.