748921.fig.001a
(a)
748921.fig.001b
(b)
748921.fig.001c
(c)
748921.fig.001d
(d)
Figure 1: (a) Observed climate annual mean precipitation (mm day−1); (b) time series of June-July-August-September (JJAS) mean precipitation (mm day−1) averaged over 20°W to 20°E and 5°N to 20°N (the box outlined in (a)); (c) observed JJAS precipitation difference (mm day−1) between the 1980s and the 1950s; (d) observed JJAS precipitation difference (mm day−1) between 1996–2006 and 1976–1987. Data Sources: National Center for Environmental Prediction Climate Prediction Center Merged Analysis of Precipitation (CMAP, [23]).