熊岳地区气候变化特征分析

Variation Analysis on Climate Change in Xiongyue Area

熊岳地区近59 a平均气温呈上升趋势(0.234℃/10a),各年代平均气温呈阶梯式上升,四季平均气温均呈上升趋势,冬季增温速率最大,夏季增温速率最小。近59 a降水量呈下降趋势(31.74 mm/10a),各年代平均降水量呈阶梯式下降,春季降水量呈弱的上升趋势,夏、秋、冬三季降水量呈下降趋势,夏季降水量减少速率最大(26.378 mm/10a),冬季降水量减少速率最小。熊岳地区气候由湿冷变干暖趋势显著。

The average temperature has showed an upward trend in Xiongyue area in recent 59 years （0.234℃ / 10a）, with the average temperature of each decade showing a stepwise rise, average temperatures of the four seasons all upward trends, the maximum rate of which is in winter and the minimum rate in summer. The precipitation of the last 59 years showed a downward trend （31.74mm/10a）, with the average precipitation of each decade showing stepwise decrease, spring precipitation showing a weak upward trend , summer, autumn and winter precipitation being in decline. The summer precipitation has the maximum rate （26.378mm/10a）, while the winter precipitation has the minimum decreased rate. The climate of Xiongyue area changed from cold and wet to dry and warming significantly.