WorldClim2

From variable 3.5
Summary of observation-based historical datasets with total precipitation available.
description of data
reference

source
World Conservation Monitoring Centre/UNEP
data type
Gridded observations
spatial domain
Global (land only)
spatial resolution
10 arc minutes (~340 km);5 arc minutes;2.5 arc minutes; 30 arc seconds (1 km)
temporal coverage
1970-2000
time step
Monthly
data format
GeoTIFF
comments
Interpolated using climate station data and satellite derived covariates. It provides values for total precipitation.