Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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, April 2005

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
April 2005 1-Month	1.26" (32.00mm)	1.06" (26.92mm)	0.20" (5.08mm)	99th Driest	Driest since: 2003	1989
	1.26" (32.00mm)	1.06" (26.92mm)	0.20" (5.08mm)	31st Wettest	Wettest since: 2004	1900
	Ties: 1907
Mar–Apr 2005 2-Month	2.48" (62.99mm)	2.21" (56.13mm)	0.27" (6.86mm)	98th Driest	Driest since: 2003	1972
Mar–Apr 2005 2-Month	2.48" (62.99mm)	2.21" (56.13mm)	0.27" (6.86mm)	32nd Wettest	Wettest since: 2004	1905
Feb–Apr 2005 3-Month	4.50" (114.30mm)	3.21" (81.53mm)	1.29" (32.77mm)	119th Driest	Driest since: 2004	1972
Feb–Apr 2005 3-Month	4.50" (114.30mm)	3.21" (81.53mm)	1.29" (32.77mm)	11th Wettest	Wettest since: 1998	1905
Jan–Apr 2005 4-Month	6.76" (171.70mm)	4.20" (106.68mm)	2.56" (65.02mm)	125th Driest	Driest since: 2004	1972
Jan–Apr 2005 4-Month	6.76" (171.70mm)	4.20" (106.68mm)	2.56" (65.02mm)	5th Wettest	Wettest since: 1993	1905
Dec 2004–Apr 2005 5-Month	7.86" (199.64mm)	5.21" (132.33mm)	2.65" (67.31mm)	124th Driest	Driest since: 2004	2002
Dec 2004–Apr 2005 5-Month	7.86" (199.64mm)	5.21" (132.33mm)	2.65" (67.31mm)	5th Wettest	Wettest since: 1993	1905
Nov 2004–Apr 2005 6-Month	9.57" (243.08mm)	6.10" (154.94mm)	3.47" (88.14mm)	125th Driest	Driest since: 2004	1904
Nov 2004–Apr 2005 6-Month	9.57" (243.08mm)	6.10" (154.94mm)	3.47" (88.14mm)	4th Wettest	Wettest since: 1979	1941
Oct 2004–Apr 2005 7-Month	11.59" (294.39mm)	7.23" (183.64mm)	4.36" (110.75mm)	126th Driest	Driest since: 2004	1904
Oct 2004–Apr 2005 7-Month	11.59" (294.39mm)	7.23" (183.64mm)	4.36" (110.75mm)	3rd Wettest	Wettest since: 1941	1941
Sep 2004–Apr 2005 8-Month	13.43" (341.12mm)	8.60" (218.44mm)	4.83" (122.68mm)	126th Driest	Driest since: 2004	2002
Sep 2004–Apr 2005 8-Month	13.43" (341.12mm)	8.60" (218.44mm)	4.83" (122.68mm)	3rd Wettest	Wettest since: 1941	1941
Aug 2004–Apr 2005 9-Month	15.11" (383.79mm)	10.61" (269.49mm)	4.50" (114.30mm)	125th Driest	Driest since: 2004	2021
Aug 2004–Apr 2005 9-Month	15.11" (383.79mm)	10.61" (269.49mm)	4.50" (114.30mm)	4th Wettest	Wettest since: 1973	1905
Jul 2004–Apr 2005 10-Month	16.83" (427.48mm)	12.48" (316.99mm)	4.35" (110.49mm)	123rd Driest	Driest since: 2004	2021
Jul 2004–Apr 2005 10-Month	16.83" (427.48mm)	12.48" (316.99mm)	4.35" (110.49mm)	6th Wettest	Wettest since: 1985	1905
Jun 2004–Apr 2005 11-Month	17.82" (452.63mm)	13.41" (340.61mm)	4.41" (112.02mm)	122nd Driest	Driest since: 2004	2021
Jun 2004–Apr 2005 11-Month	17.82" (452.63mm)	13.41" (340.61mm)	4.41" (112.02mm)	7th Wettest	Wettest since: 1985	1905
May 2004–Apr 2005 12-Month	18.17" (461.52mm)	14.53" (369.06mm)	3.64" (92.46mm)	120th Driest	Driest since: 2004	2021
May 2004–Apr 2005 12-Month	18.17" (461.52mm)	14.53" (369.06mm)	3.64" (92.46mm)	9th Wettest	Wettest since: 1993	1942
Nov 2003–Apr 2005 18-Month	24.96" (633.98mm)	20.64" (524.26mm)	4.32" (109.72mm)	118th Driest	Driest since: 2004	2021
Nov 2003–Apr 2005 18-Month	24.96" (633.98mm)	20.64" (524.26mm)	4.32" (109.72mm)	10th Wettest	Wettest since: 1993	1942
May 2003–Apr 2005 24-Month	30.91" (785.11mm)	29.05" (737.87mm)	1.86" (47.24mm)	97th Driest	Driest since: 2004	2022
May 2003–Apr 2005 24-Month	30.91" (785.11mm)	29.05" (737.87mm)	1.86" (47.24mm)	31st Wettest	Wettest since: 1999	1942
May 2002–Apr 2005 36-Month	43.20" (1,097.28mm)	43.55" (1,106.17mm)	-0.35" (-8.89mm)	65th Driest	Driest since: 2004	1904
May 2002–Apr 2005 36-Month	43.20" (1,097.28mm)	43.55" (1,106.17mm)	-0.35" (-8.89mm)	62nd Wettest	Wettest since: 2001	1907
May 2001–Apr 2005 48-Month	53.16" (1,350.26mm)	58.02" (1,473.71mm)	-4.86" (-123.45mm)	23rd Driest	Driest since: 2004	1904
May 2001–Apr 2005 48-Month	53.16" (1,350.26mm)	58.02" (1,473.71mm)	-4.86" (-123.45mm)	103rd Wettest	Wettest since: 2002	1986
May 2000–Apr 2005 60-Month	67.35" (1,710.69mm)	72.49" (1,841.25mm)	-5.14" (-130.56mm)	30th Driest	Driest since: 2004	1957
May 2000–Apr 2005 60-Month	67.35" (1,710.69mm)	72.49" (1,841.25mm)	-5.14" (-130.56mm)	95th Wettest	Wettest since: 2002	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on May 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings