Short Name:

AfSIS Climate Collection: Tropical Rainfall Measuring Mission (TRMM), January 2014 Release

The Africa Soil Information Service (AfSIS) Climate Collection's Tropical Rainfall Measurement Mission (TRMM) data set contains rasters with the following calculations: time series average, time series Modified Fournier index (MFI), time series average number of rainy days, annual averages, annual MFI, and annual average number of rainy days, for precipitation. These Africa continent-wide calculations use the TRMM observations obtained by the National Aeronautics and Space Administration (NASA). The rasters have a daily temporal resolution, a spatial resolution of 30 kilometers, and are updated quarterly by AfSIS using data provided by the Columbia University International Research Institute for Climate and Society (IRI) at The data are available in Geographic Tagged Image File Format (GeoTIFF) from the Africa Soil Information Service (AfSIS).

Map of Earth