GPCC Drought Index Product (GPCC_DI) at 1.0°: Globally Gridded Drought Index with averaging periods 1,3,6,9,12,24,48 months

Markus Ziese, Andreas Becker, Peter Finger, Anja Meyer-Christoffer, Bruno Rudolf & Udo Schneider
Summary: The Global Precipitation Climatology Centre drought index (GPCC_DI) is a combination of the Standardized Precipitation Index (SPI; McKee et al., 1993) in the DWD modification according to Pietzsch et al. (2011) and the Standardized Precipitation Evapotranspiration Index (SPEI) according to Vicento-Serrano et al. (2009). The 'First Guess Product' DOI:10.5676/DWD_GPCC/FG_M_100 is used as precipitation input data. For the monthly mean temperature data NOAA's Climate Prediction Center (CPC) Monthly Global Surface Air Temperature Data Set is...