This monthly gridded precipitation data set is from the Centro de Ciencias de la Atmósfera (CCA) at the Universidad Nacional Autónoma de México (UNAM).
Data source: The analysis was based on daily station precipitation data from CLICOM
(for Mexico portion), Global Historical Climatology Network (GHCN)
version 2 (for all region). And, Global Precipitation Climatology Centre
(GPCC) monthly gridded precipitation dataset as 'First guess' for the
Cressman Objective Analysis.
Resolution : 0.5 degree latitude by 0.5 degree longitude
Period : From 1951 to 2000
Domain : The analysis domain is (-140.75W - 59.25W, 4.25N - 40.75N).
Over Mexico, Southern of the US, Central America, Caribbean Sea and
Northern of South America
Analysis Scheme : Cressman (1959)
Units : mm/day
Data set author and contact information: Matias Méndez, email: matias@atmosfera.unam.mx