Do you wear long pants in cold dew or in early frost?

In northern China, the temperature began to drop obviously after the Mid-Autumn Festival, especially during the cold dew and the first frost in late autumn, the temperature difference between day and night changed greatly, and strong cold air often invaded. Many people will choose to wear long pants to keep warm during this time. As the sixteenth solar term in autumn, cold dew marks the further deepening of autumn and the gradual decrease of temperature. Wearing trousers can provide extra warmth and help people adapt to cold weather.