The best times to go to Miyun are during the spring (April to May) and autumn (September to October) months, offering pleasant weather for outdoor activities.Spring in Miyun brings mild temperatures, typically ranging from 15°C to 25°C (59°F to 77°F). This season is ideal for exploring the natural landscapes, such as the surrounding mountains and the Miyun Reservoir, which is particularly beautiful with blossoming flora. It's a great time for couples to enjoy scenic walks and outdoor dining without the summer heat.Autumn also provides comfortable temperatures, generally between 10°C and 20°C (50°F to 68°F), and clear skies. This period is great for hiking along sections of the Great Wall, like Jinshanling and Simatai, which are less crowded than during peak summer.