Climate environment of Jianghan Pearl

Xiantao belongs to the subtropical monsoon climate zone, with four distinct seasons, abundant rainfall and sunshine, and mild climate, but severe weather such as drought, flood, cold wave, strong wind and hail occurs from time to time. Rich in light energy resources, the annual average sunshine hours 1934.8 hours, average 5-6 hours a day, sunshine rate of 46%, basically meet the needs of crops. The annual average temperature is 16.5℃, and the temperature changes sharply in spring and autumn. Generally, 65438+ 10 is the coldest month. Extreme minimum temperature-14.2℃ (1977.438+0.30); It is the hottest in July, with an extreme maximum temperature of 39.3℃ (August 2, 2003). The frost-free period is 258 days.