广东省低温阴雨天气的气候特征和类型

利用主分量分析对广东省４７个测站，３７ａ的低温阴雨天气年总日数作统计分析，结果将广东省低温阴雨天气的空间分布分为全省性重（轻），北重（轻）南轻（重），东北—西南向轻重相间，北部、西北部和雷州半岛重（轻）其余地区轻（重）４种主要类型，它们占年总日数场总方差的８６６％，并逐年进行类型划分

Features and Types of Low Temperature and Overcast in Guangdong

Using PCA, the author analyzes the data of annual total days of low temperature and overcast of 47 stations in Guangdong Province observed in the past 37 years. The results indicate that there are mainly four distribution types: serious (light) in whole province, serious (light) in north and light (serious) in south, serious and light in northeast and southwest check, and serious (light) in north, northwest and Leizhou peninsula and light (serious) in other regions. The four types are 86 6% in total variance moreover, the paper classifies types of all years.