Climatic differences between Anlu Xinzha and Tianmen in Hubei Province

Climatic differences between Anlu New Gate and Tianmen in Hubei Province;

1, climate of Anlu New Gate

Anlu new sluice belongs to the north subtropical monsoon climate zone, with short spring and autumn, long winter and summer, four distinct seasons and hot and rainy summer. Annual average precipitation 1 100 mm, annual average temperature 16.0℃, 1 monthly average temperature 2.8℃, and July average temperature 26. 1℃. The most prominent meteorological disasters in Anlu city are late spring cold, thunderstorm, strong wind and drought.

2. The climate of Tianmen, Hubei.

Tianmen belongs to the north subtropical monsoon climate. It is characterized by abundant sunshine, humid climate, changeable temperature in spring, waterlogging in early summer, drought in summer and autumn, long growth period and short cold period. Although the terrain is relatively simple, due to the blocking effect of Dahongshan in the north, the southwest region along the Yangtze River is affected by the cold air from the edge of Jianghan Valley and the northeast region of Zaoshi Valley, which forms the regional distribution characteristics of the city's climate: the heat conditions in the northeast and southwest regions along the Yangtze River are slightly lower, but higher in other places, with more water resources in the southeast, less in the west and north, higher in the east and lower in the west.

From the climate point of view, the average temperature of the four seasons is divided into winter below 10℃, summer above 22℃, and spring and autumn between 10-22℃. According to this standard, the starting and ending time of each season in Tianmen City is roughly from mid-March to mid-May, which is spring (about 70 days), from late May to mid-September, which is summer (about 120 days), and from late September to165438+1mid-October, which is autumn (about 65 days)./kloc So winter and summer are longer and spring and autumn are shorter. Traditionally, March-May is spring, June-August is summer, September-165438+1October is autumn, and12-February is winter.

In winter, Tianmen is controlled by variability and continental air mass, prevailing northerly wind, dry and cold, which is the season with the least annual precipitation, accounting for only 9% of the whole year. 65438+ 10 is the most in Leng Yue, with an average temperature of 3.8℃, which often causes freezing damage.

In summer, Tianmen is influenced by the western Pacific subtropical high, prevailing southerly wind, sultry and rainy. July is the hottest month, and the average temperature is mostly between 27 and 30℃. The precipitation from June to August accounts for 39% of the whole year, forming the same season of rain and heat. There are many rainstorms during the Meiyu period, and there are often droughts in summer or autumn after the plum blossom.

Spring and autumn are seasons with alternating monsoons. In spring, the weather is cold, hot, rainy and cold. There is a big difference in autumn throughout the year. Autumn is hot and cool in most years, but there are also some years with continuous rain and "autumn cold".