GPCC rainfall data contains the largest database worldwide, with over 90 000 weather-stations interpolated to a 0.5° grid. It includes S. Nicholsons dataset for Africa and is thus a good source for gridded monthly precipitation. It covers the period 1901-2010, however, it comes in a strange dataformat and it is a long way until we get … Continue reading Converting GPCC gridded rainfall 1901-2010@0.5° to monthly Geotiffs
TRMM rainfall data maybe is the most accurate rainfall data derived from satellite measurements and a valuable source in regions with scarse weather-stations. It has a good spatial (0.25°) and temporal (daily) resolution and is available since 1998. However, downloading and processing may be a lot of work, if not scripted. The following script may be badly … Continue reading Automatically downloading and processing TRMM rainfall data
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