Suzhou is located in the temperate zone, the four seasons is distinct, mild climate, abundant rainfall. Belong to north subtropical monsoon climate, with an average annual rainfall of 1100 mm, annual average temperature 15.7 ℃, the average monthly temperature 2.5 ℃ 1. 7 the circumstance temperature 28 ℃. Ming dynasty ZhangHong the xishan ShuangQi diagram "local Ming dynasty ZhangHong the xishan ShuangQi diagram "local The whole city plains.it, plain accounted for 55% of the total area, is almost a watery, fertile land, abundant and the rainfall.