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Arizona Department of Water Resources AZ.gov Arizona's Official Web Site
Securing Arizona's Water Future
Climate in the San Bernardino Valley Basin

The San Bernardino Valley Basin does not contain any NOAA/NWS Co-op Network, Evaporation Pan, AZMET or SNOTEL/Snowcourse stations.  Figure 3.11-3 shows precipitation contour data from the Spatial Climate Analysis Service (SCAS) at Oregon State University.  More detailed information on climate in the planning area is found in Section 3.0.3.  A description of this and other climate data sources and methods is found in Volume 1, Appendix A.  For a link to the climate data source web page click its header.

SCAS Precipitation Data

  • Precipitation data shows average annual rainfall as as high as 22 inches at the Pedregosa Mountains in the northwest portion of the basin and as low as 10 inches at the San Bernardino Valley along the border with Mexico.
Click to view Figure 3.11-3

Click to view Figure 3.11-3 San Bernardino Valley Basin Meteorological Stations and Annual Precipitations

 

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