Monthly Rainfall (3B43 V6) Anomaly

This interface is designed for visualization and analysis of the Monthly Rainfall (3B43 V6) Anomaly. Users can generate plots for area average (Lat-Lon Map), Time Series, and Hovmoller diagram. The animation is available for Lat-Lon Maps. Selecting here or the Help buttons will open a new window with detailed help. More details about the data are also available.

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    (Data Begin: 1998/01)
    (Data   End: 2011/06)
Time Series Plot
Y-Axis Options:

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Data Description

TRMM and Other Satellite Monthly 0.25° x 0.25° Rainfall Data Product (3B43 Version 6)

Spatial coverage: 50°S - 50°N
Spatial resolution: 0.25° x 0.25°
Temporal resolution: Monthly
Documentations: TRMM 3B43 README
Data Access: Online order 3B43 V6 HDF data files
FTP download binary data files

Rainfall Climatology Data Sets (0.25° x 0.25°)

Data Set Description

The TRMM V6 3B43 Climatology data set is derived from the TRMM V6 3B43 12-year (1998/01 - 2009/12) precipitation data.

Cort Willmott:

The Cort Willmott Climatology data set is derived and regridded (box averaging) from the Cort Willmott 0.5° x 0.5° 50-year (1950/01 - 1999/12) precipitation data.


The GPCC Climatology data set is derived and regridded (box averaging) from the GPCC 0.5° x 0.5 ° 50-year (1951/01 - 2000/12) precipitation data.
Data Access:

ftp download TRMM V6 3B43 Rainfall Climatology data.
ftp download GPCC precipitation climatology data.
ftp download Cort Willmott precipitation climatology data.

To learn about and order other precipitation products, please visit

Continued improvement of this online tool, and the production and dissemination of these data sets, depends on your (our users) informing us on how you have used this tool and these data. We are particularly interested in the value of this tool and these data sets to your research. Please send your comments to

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  • Last updated: July 13, 2011 15:40:29 GMT