Table 2

Correlation coefficient (r) for seasonal and annual total precipitation for each dataset averaged over all regions from 1961 to 2001

TypeSeasonal comparison
Annual comparison
SpringSummerAutumnWinter
ERA-20 cm (Mean) −0.110 0.070 0.014 0.284 0.091 
ERA-20 cm (En0) 0.042 0.313 −0.149 0.225 0.246 
ERA-20c 0.762 0.600 0.665 0.829 0.621 
ERA-40 0.821 0.466 0.647 0.883 0.445 
20CR 0.744 0.407 0.562 0.638 0.498 
CRUv3.23 0.963 0.922 0.942 0.960 0.929 
GPCCv7 0.970 0.938 0.952 0.966 0.945 
TypeSeasonal comparison
Annual comparison
SpringSummerAutumnWinter
ERA-20 cm (Mean) −0.110 0.070 0.014 0.284 0.091 
ERA-20 cm (En0) 0.042 0.313 −0.149 0.225 0.246 
ERA-20c 0.762 0.600 0.665 0.829 0.621 
ERA-40 0.821 0.466 0.647 0.883 0.445 
20CR 0.744 0.407 0.562 0.638 0.498 
CRUv3.23 0.963 0.922 0.942 0.960 0.929 
GPCCv7 0.970 0.938 0.952 0.966 0.945 
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