The natural environment of the new warehouse

Xinchang Town is located in the southern edge of subtropical zone, which belongs to a typical monsoon climate zone. The climate is mild and humid, the temperature is moderate, the four seasons are distinct, the sunshine is abundant, the precipitation is abundant, the seasons in Xia Dong alternate obviously, the cold and hot periods are short, the climate difference in China is not great, the annual variation of precipitation is small, and sometimes disastrous weather occurs. Climatic characteristics of four seasons: due to the adjustment of marine water body effect, the temperature is mild, winter and summer are long, and spring and autumn are short. Spring begins in early April and ends in mid-June, lasting about 73 days. Due to the frequent alternation of frontal cyclone activity and cold and warm air, the recovery is a little late and varied, sometimes in low temperature and rainy days. In some years, late frost will appear in late April. Summer begins in late June and ends in mid-September, lasting about 95 days, which is the highest temperature season in the whole year. Plum blossoms bloom in mid-June and come out in early July. From late August to mid-late September, the temperature gradually turned cold, but there were more typhoons and rainstorms. Autumn begins in the middle and late September and ends in the middle and late October of 165438, lasting about 2 months. There is a lot of cold air and a large temperature difference, mostly in autumn. There are often bursts of autumn rain in late autumn. Winter begins in late October of 165438+ and lasts for about four and a half months. More cold and less rain and snow, cold and frosty weather caused by strong cold air, easy to dry in winter. The lowest temperature can be as low as MINUS 5 degrees. C. Rizhao Xincang has abundant sunshine, which is an area with abundant sunshine in Zhejiang Province, with an annual average sunshine hours of 2052.8 hours. The sunshine percentage is 46% on average throughout the year, with 52% in the largest year and 37% in the smallest year. The monthly distribution is the highest in August, accounting for 64%, and the lowest in March, accounting for 36%. Radiation: The annual average total solar radiation is 109. 19 kcal/cm2. The maximum year is 1 17.04 kcal/cm2 and the minimum year is 95.39 kcal/cm2. The new temperature warehouse is located in the northeast inland of the county. Because it is close to Hangzhou Bay and is regulated by seawater, compared with neighboring counties, it has the characteristics of warm winter and cool summer, mild temperature and higher temperature in autumn than in spring. The low temperature in winter is not low, the high temperature in summer is not high, the recovery in spring is slightly late, and the cooling in autumn is slow. The annual average temperature is 15.6. C, the daily maximum temperature in China generally starts in July and is at 30. C The average number of days is 57. 1, and the extreme maximum temperature is 38. 1。 C appeared on July 24th, 1975. The daily minimum temperature is below 0 degrees. The number of days in c is 5.5 days per year. Extreme minimum temperature-10.6. C, appearing in 1977 65438+ 10/3/0/. Due to the influence of monsoon and other factors, the annual precipitation is unevenly distributed and varies greatly with the seasons. Winter is dry, cold and rainy, and summer is warm, humid and rainy. The annual rainfall days are mostly 130 days, and the maximum is about 160 days. There are three relatively rainy periods in a year, namely spring rain, plum blossom and autumn rain; Two relatively dry periods, namely summer drought and winter drought.