What is the coldest temperature in winter in Laiyuan County, Baoding City, Hebei Province?

Baoding belongs to the south temperate sub-humid climate zone, with dry and windy spring, hot and rainy summer, cool autumn climate, cold and little snow in winter and distinct four seasons. The annual average temperature varies greatly. The coldest January average temperature in the plain area is -3℃, and it is-12℃ in the mountainous area. The hottest average temperature in July is 27℃ in the plain and 22℃ in the mountainous area. Baoding has experienced extremes. The extreme maximum temperature is 43℃, the annual sunshine is 2500-2900 hours, the frost-free period is 165-2 10 days, and the annual average rainfall is about 500mm, mainly in July-August, accounting for about 60% of the annual rainfall.