Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

West Climate Region

Precipitation Rankings, April 2004

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Record Driest

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
April 2004 1-Month	"	"	"	0th Driest	Driest to Date	--
April 2004 1-Month	"	"	"	0th Wettest	Wettest to Date	--
Mar–Apr 2004 2-Month	"	"	"	0th Driest	Driest to Date	--
Mar–Apr 2004 2-Month	"	"	"	0th Wettest	Wettest to Date	--
Feb–Apr 2004 3-Month	"	"	"	0th Driest	Driest to Date	--
Feb–Apr 2004 3-Month	"	"	"	0th Wettest	Wettest to Date	--
Jan–Apr 2004 4-Month	"	"	"	0th Driest	Driest to Date	--
Jan–Apr 2004 4-Month	"	"	"	0th Wettest	Wettest to Date	--
Dec 2003–Apr 2004 5-Month	"	"	"	0th Driest	Driest to Date	--
Dec 2003–Apr 2004 5-Month	"	"	"	0th Wettest	Wettest to Date	--
Nov 2003–Apr 2004 6-Month	"	"	"	0th Driest	Driest to Date	--
Nov 2003–Apr 2004 6-Month	"	"	"	0th Wettest	Wettest to Date	--
Oct 2003–Apr 2004 7-Month	"	"	"	0th Driest	Driest to Date	--
Oct 2003–Apr 2004 7-Month	"	"	"	0th Wettest	Wettest to Date	--
Sep 2003–Apr 2004 8-Month	"	"	"	0th Driest	Driest to Date	--
Sep 2003–Apr 2004 8-Month	"	"	"	0th Wettest	Wettest to Date	--
Aug 2003–Apr 2004 9-Month	"	"	"	0th Driest	Driest to Date	--
Aug 2003–Apr 2004 9-Month	"	"	"	0th Wettest	Wettest to Date	--
Jul 2003–Apr 2004 10-Month	"	"	"	0th Driest	Driest to Date	--
Jul 2003–Apr 2004 10-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 2003–Apr 2004 11-Month	"	"	"	0th Driest	Driest to Date	--
Jun 2003–Apr 2004 11-Month	"	"	"	0th Wettest	Wettest to Date	--
May 2003–Apr 2004 12-Month	"	"	"	0th Driest	Driest to Date	--
May 2003–Apr 2004 12-Month	"	"	"	0th Wettest	Wettest to Date	--
Nov 2002–Apr 2004 18-Month	"	"	"	0th Driest	Driest to Date	--
Nov 2002–Apr 2004 18-Month	"	"	"	0th Wettest	Wettest to Date	--
May 2002–Apr 2004 24-Month	"	"	"	0th Driest	Driest to Date	--
May 2002–Apr 2004 24-Month	"	"	"	0th Wettest	Wettest to Date	--
May 2001–Apr 2004 36-Month	"	"	"	0th Driest	Driest to Date	--
May 2001–Apr 2004 36-Month	"	"	"	0th Wettest	Wettest to Date	--
May 2000–Apr 2004 48-Month	"	"	"	0th Driest	Driest to Date	--
May 2000–Apr 2004 48-Month	"	"	"	0th Wettest	Wettest to Date	--
May 1999–Apr 2004 60-Month	"	"	"	0th Driest	Driest to Date	--
May 1999–Apr 2004 60-Month	"	"	"	0th Wettest	Wettest to Date	--

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published November 2022, retrieved on November 30, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings