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 1905

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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 1905 1-Month	1.25" (31.75mm)	1.11" (28.19mm)	0.14" (3.56mm)	88th Driest	Driest since: 1903	1974
May 1905 1-Month	1.25" (31.75mm)	1.11" (28.19mm)	0.14" (3.56mm)	41st Wettest	Wettest since: 1904	2015
Apr–May 1905 2-Month	3.86" (98.04mm)	2.17" (55.12mm)	1.69" (42.92mm)	124th Driest	Driest since: 1904	2002
Apr–May 1905 2-Month	3.86" (98.04mm)	2.17" (55.12mm)	1.69" (42.92mm)	5th Wettest	Wettest to Date	1941
Mar–May 1905 3-Month	6.53" (165.86mm)	3.33" (84.58mm)	3.20" (81.28mm)	127th Driest	Driest since: 1904	2002
Mar–May 1905 3-Month	6.53" (165.86mm)	3.33" (84.58mm)	3.20" (81.28mm)	2nd Wettest	Wettest to Date	1941
Feb–May 1905 4-Month	9.28" (235.71mm)	4.33" (109.98mm)	4.95" (125.73mm)	128th Driest	Driest since: 1904	2002
Feb–May 1905 4-Month	9.28" (235.71mm)	4.33" (109.98mm)	4.95" (125.73mm)	1st Wettest	Wettest to Date	1905
Jan–May 1905 5-Month	10.91" (277.11mm)	5.31" (134.87mm)	5.60" (142.24mm)	128th Driest	Driest since: 1904	1972
Jan–May 1905 5-Month	10.91" (277.11mm)	5.31" (134.87mm)	5.60" (142.24mm)	1st Wettest	Wettest to Date	1905
Dec 1904–May 1905 6-Month	11.74" (298.20mm)	6.32" (160.53mm)	5.42" (137.67mm)	127th Driest	Driest since: 1904	2002
Dec 1904–May 1905 6-Month	11.74" (298.20mm)	6.32" (160.53mm)	5.42" (137.67mm)	1st Wettest	Wettest to Date	1905
Nov 1904–May 1905 7-Month	11.80" (299.72mm)	7.21" (183.13mm)	4.59" (116.59mm)	126th Driest	Driest since: 1904	2002
Nov 1904–May 1905 7-Month	11.80" (299.72mm)	7.21" (183.13mm)	4.59" (116.59mm)	2nd Wettest	Wettest to Date	1941
Oct 1904–May 1905 8-Month	12.90" (327.66mm)	8.34" (211.84mm)	4.56" (115.82mm)	126th Driest	Driest since: 1904	2002
Oct 1904–May 1905 8-Month	12.90" (327.66mm)	8.34" (211.84mm)	4.56" (115.82mm)	2nd Wettest	Wettest to Date	1941
Sep 1904–May 1905 9-Month	14.80" (375.92mm)	9.71" (246.63mm)	5.09" (129.29mm)	126th Driest	Driest since: 1904	2002
Sep 1904–May 1905 9-Month	14.80" (375.92mm)	9.71" (246.63mm)	5.09" (129.29mm)	2nd Wettest	Wettest to Date	1941
Aug 1904–May 1905 10-Month	17.25" (438.15mm)	11.72" (297.69mm)	5.53" (140.46mm)	126th Driest	Driest since: 1904	2002
Aug 1904–May 1905 10-Month	17.25" (438.15mm)	11.72" (297.69mm)	5.53" (140.46mm)	2nd Wettest	Wettest to Date	1941
Jul 1904–May 1905 11-Month	18.92" (480.57mm)	13.59" (345.19mm)	5.33" (135.38mm)	126th Driest	Driest since: 1904	2021
Jul 1904–May 1905 11-Month	18.92" (480.57mm)	13.59" (345.19mm)	5.33" (135.38mm)	2nd Wettest	Wettest to Date	1941
Jun 1904–May 1905 12-Month	20.13" (511.30mm)	14.53" (369.06mm)	5.60" (142.24mm)	127th Driest	Driest since: 1904	2021
Jun 1904–May 1905 12-Month	20.13" (511.30mm)	14.53" (369.06mm)	5.60" (142.24mm)	1st Wettest	Wettest to Date	1905
Dec 1903–May 1905 18-Month	24.23" (615.44mm)	20.86" (529.84mm)	3.37" (85.60mm)	112th Driest	Driest since: 1904	2021
Dec 1903–May 1905 18-Month	24.23" (615.44mm)	20.86" (529.84mm)	3.37" (85.60mm)	15th Wettest	Wettest to Date	1942
Jun 1903–May 1905 24-Month	30.76" (781.30mm)	29.05" (737.87mm)	1.71" (43.43mm)	95th Driest	Driest since: 1904	2021
Jun 1903–May 1905 24-Month	30.76" (781.30mm)	29.05" (737.87mm)	1.71" (43.43mm)	32nd Wettest	Wettest since: 1898	1942
Jun 1902–May 1905 36-Month	43.63" (1,108.20mm)	43.54" (1,105.92mm)	0.09" (2.28mm)	73rd Driest	Driest since: 1904	2022
Jun 1902–May 1905 36-Month	43.63" (1,108.20mm)	43.54" (1,105.92mm)	0.09" (2.28mm)	53rd Wettest	Wettest since: 1899	1907
Jun 1901–May 1905 48-Month	54.06" (1,373.12mm)	58.01" (1,473.45mm)	-3.95" (-100.33mm)	33rd Driest	Driest since: 1904	1904
	54.06" (1,373.12mm)	58.01" (1,473.45mm)	-3.95" (-100.33mm)	92nd Wettest	Wettest since: 1900	1986
	Ties: 1962
Jun 1900–May 1905 60-Month	66.44" (1,687.58mm)	72.48" (1,840.99mm)	-6.04" (-153.41mm)	22nd Driest	Driest since: 1904	1957
Jun 1900–May 1905 60-Month	66.44" (1,687.58mm)	72.48" (1,840.99mm)	-6.04" (-153.41mm)	102nd Wettest	Wettest since: 1901	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings