Mean Monthly and Annual Precipitation
Mainland China

Statistic: 30-year average total precipitation
Time period: 1961-1990
Time interval: monthly
Spatial format: grid
Data format: ARC/Info ASCII GRID

 Projection: Geographic
Spatial resolution: 1.25 arc-minutes
(~2 km)
Spatial Extent: Mainland China
Units: Millimeters
Date created: November 2002
Methods: The PRISM modeling system and Gaussian filter resolution enhancement. See FGDC-compliant metadata for details.

Examples 
Mean annual precipitation, entire region
Mean annual precipitation, Yunnan Province
Features
  • Peer-reviewed by Chinese experts
  • Incorporates topographic effects on precipitation
  • Captures rain shadows in great detail
  • Includes coastal and lake effects on precipitation
  • Accounts for the varying ability of terrain features to enhance precipitation
  • Consistent treatment and spatial quality control of station data
  • "Universal" geographic (latitude/longitude) projection allows conversion to any other coordinate system
  • Data format allows for easy import into ESRI's GIS products, as well as MAPINFO and Intergraph's GeoMedia

Data used in analysis

  • 2,600 Stations from the National Meteorological Center and other sources
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