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Article: Monthly modes of variation of precipitation over the Iberian Peninsula
- Article from:
- Journal of Climate
- Article date:
- September 1, 1999
- Author:
CopyrightCopyright American Meteorological Society Sep 1999. Provided by ProQuest LLC. (Hide copyright information)
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(Manuscript received 2 May 1997, in final form 10 August 1998)
ABSTRACT
An attempt is made to find the main monthly modes of variation of precipitation over the Iberian Peninsula. The modes of variation of precipitation were derived from principal component analysis. The dataset used consists of records of monthly precipitation from 40 meteorological stations over 74 yr (1919-92). The stations are spatially representative of most of the Iberian Peninsula. To take into account the seasonality of precipitation over the Iberian Peninsula, one analysis was performed separately for each calendar month. The modes of variation resulting from the different analyses were compared and clustered in ...