Luoyang lies in the temperate zone and has a continental climate. Spring is cold and dry. Most of the rainfall comes during the rainy season in summer time. Summer in Luoyang is humid. Autumn has the most comfortable weather conditions and is the best time to visit. High season prices do apply however, and it is more crowded. Winter is cold and snow is common. The annual Peony Festival is held here in April. Visitors can enjoy a great variety of beautiful peony flowers so April is also a good time to visit if you want to see China's national flower.