The geographical environment of Baita District

Baita District belongs to the temperate continental monsoon climate zone, with mild and humid climate throughout the year and distinct four seasons. In spring, the temperature rises quickly, it is warm and rainy, with southerly wind, large evaporation and long sunshine time, which is prone to spring drought. It is hot and rainy in summer, with southeast wind prevailing, high humidity, concentrated precipitation, occasional northern airflow and strong convective weather. Autumn is slow, sunny, cool and humid, with the characteristics of "one autumn rain, one cold, three white dew and one frost". Winter has a long cold period, less precipitation, cold and dry, and sometimes cold wave, north wind and heavy snow are encountered. The annual average precipitation is 700-800 mm, of which the average precipitation in summer is 400-500 mm, the average first frost day is 65438+ 10 1, the average last frost day is April 22nd, and the average annual frost-free period is 16 1.