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《Heilongjiang Agricultural Sciences》 2017-10
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Characteristics of Summer Precipitation Variability in Northeast China in Recent 50 Years

ZHANG Lei;National Meteorological Information Center,China Meteorological Administration;  
In order to make full use of precipitation resources,the climatological characteristics and trends of precipitation in Northeast China were analyzed,using the monthly precipitation data of 166 meteorological stations from 1961 to 2016.The results showed that the precipitation were 300~400 mm in most of Northeast China,and the spatial distribution characteristics was more in the southeast and less in the northwest.The high values of summer precipitation were in the east of Liaoning province and south of Jilin province,and exceed 600 mm.The summer precipitation in Northeast China had decreased in recent 50 years,which had decreased significantly in the Liaodong Peninsula and southern Changbai Mountain,northwest of Jilin province and central Heilongjiang province,especially part of the region decreased more than~(-1)5 mm·(10 a)~(-1).Summer precipitation increased significantly in southern Jilin province and northeast Liaoning province,with the trends of10~15 mm·(10 a)~(-1).
【CateGory Index】: P426.614
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