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.

Southwest Climate Region

Precipitation Rankings, May 2001

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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
May 2001 1-Month	"	"	"	0th Driest	Driest to Date	--
May 2001 1-Month	"	"	"	0th Wettest	Wettest to Date	--
Apr–May 2001 2-Month	"	"	"	0th Driest	Driest to Date	--
Apr–May 2001 2-Month	"	"	"	0th Wettest	Wettest to Date	--
Mar–May 2001 3-Month	"	"	"	0th Driest	Driest to Date	--
Mar–May 2001 3-Month	"	"	"	0th Wettest	Wettest to Date	--
Feb–May 2001 4-Month	"	"	"	0th Driest	Driest to Date	--
Feb–May 2001 4-Month	"	"	"	0th Wettest	Wettest to Date	--
Jan–May 2001 5-Month	"	"	"	0th Driest	Driest to Date	--
Jan–May 2001 5-Month	"	"	"	0th Wettest	Wettest to Date	--
Dec 2000–May 2001 6-Month	"	"	"	0th Driest	Driest to Date	--
Dec 2000–May 2001 6-Month	"	"	"	0th Wettest	Wettest to Date	--
Nov 2000–May 2001 7-Month	"	"	"	0th Driest	Driest to Date	--
Nov 2000–May 2001 7-Month	"	"	"	0th Wettest	Wettest to Date	--
Oct 2000–May 2001 8-Month	"	"	"	0th Driest	Driest to Date	--
Oct 2000–May 2001 8-Month	"	"	"	0th Wettest	Wettest to Date	--
Sep 2000–May 2001 9-Month	"	"	"	0th Driest	Driest to Date	--
Sep 2000–May 2001 9-Month	"	"	"	0th Wettest	Wettest to Date	--
Aug 2000–May 2001 10-Month	"	"	"	0th Driest	Driest to Date	--
Aug 2000–May 2001 10-Month	"	"	"	0th Wettest	Wettest to Date	--
Jul 2000–May 2001 11-Month	"	"	"	0th Driest	Driest to Date	--
Jul 2000–May 2001 11-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 2000–May 2001 12-Month	"	"	"	0th Driest	Driest to Date	--
Jun 2000–May 2001 12-Month	"	"	"	0th Wettest	Wettest to Date	--
Dec 1999–May 2001 18-Month	"	"	"	0th Driest	Driest to Date	--
Dec 1999–May 2001 18-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 1999–May 2001 24-Month	"	"	"	0th Driest	Driest to Date	--
Jun 1999–May 2001 24-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 1998–May 2001 36-Month	"	"	"	0th Driest	Driest to Date	--
Jun 1998–May 2001 36-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 1997–May 2001 48-Month	"	"	"	0th Driest	Driest to Date	--
Jun 1997–May 2001 48-Month	"	"	"	0th Wettest	Wettest to Date	--
Jun 1996–May 2001 60-Month	"	"	"	0th Driest	Driest to Date	--
Jun 1996–May 2001 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 29, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings