Statewide Rankings

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

Arizona

Precipitation Rankings, May 1951

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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 1951 1-Month	0.43" (10.92mm)	0.34" (8.64mm)	0.09" (2.28mm)	94th Driest	Driest since: 1950	2022
	0.43" (10.92mm)	0.34" (8.64mm)	0.09" (2.28mm)	35th Wettest	Wettest since: 1947	1992
	Ties: 1995
Apr–May 1951 2-Month	1.85" (46.99mm)	0.91" (23.11mm)	0.94" (23.88mm)	118th Driest	Driest since: 1950	2022
Apr–May 1951 2-Month	1.85" (46.99mm)	0.91" (23.11mm)	0.94" (23.88mm)	11th Wettest	Wettest since: 1941	1926
Mar–May 1951 3-Month	2.35" (59.69mm)	2.02" (51.31mm)	0.33" (8.38mm)	93rd Driest	Driest since: 1950	1972
Mar–May 1951 3-Month	2.35" (59.69mm)	2.02" (51.31mm)	0.33" (8.38mm)	36th Wettest	Wettest since: 1941	1905
Feb–May 1951 4-Month	2.81" (71.37mm)	3.17" (80.52mm)	-0.36" (-9.15mm)	66th Driest	Driest since: 1950	1972
Feb–May 1951 4-Month	2.81" (71.37mm)	3.17" (80.52mm)	-0.36" (-9.15mm)	63rd Wettest	Wettest since: 1944	1905
Jan–May 1951 5-Month	4.15" (105.41mm)	4.31" (109.47mm)	-0.16" (-4.06mm)	73rd Driest	Driest since: 1950	1972
Jan–May 1951 5-Month	4.15" (105.41mm)	4.31" (109.47mm)	-0.16" (-4.06mm)	56th Wettest	Wettest since: 1949	1905
Dec 1950–May 1951 6-Month	4.17" (105.92mm)	5.50" (139.70mm)	-1.33" (-33.78mm)	44th Driest	Driest since: 1950	2002
Dec 1950–May 1951 6-Month	4.17" (105.92mm)	5.50" (139.70mm)	-1.33" (-33.78mm)	84th Wettest	Wettest since: 1949	1905
Nov 1950–May 1951 7-Month	4.31" (109.47mm)	6.35" (161.29mm)	-2.04" (-51.82mm)	37th Driest	Driest since: 1950	1904
	4.31" (109.47mm)	6.35" (161.29mm)	-2.04" (-51.82mm)	91st Wettest	Wettest since: 1949	1941
	Ties: 2013
Oct 1950–May 1951 8-Month	4.34" (110.24mm)	7.22" (183.39mm)	-2.88" (-73.15mm)	20th Driest	Driest since: 1921	1904
	4.34" (110.24mm)	7.22" (183.39mm)	-2.88" (-73.15mm)	108th Wettest	Wettest since: 1950	1941
	Ties: 2007
Sep 1950–May 1951 9-Month	5.12" (130.05mm)	8.41" (213.61mm)	-3.29" (-83.56mm)	16th Driest	Driest since: 1946	2002
Sep 1950–May 1951 9-Month	5.12" (130.05mm)	8.41" (213.61mm)	-3.29" (-83.56mm)	112th Wettest	Wettest since: 1950	1941
Aug 1950–May 1951 10-Month	5.94" (150.88mm)	10.50" (266.70mm)	-4.56" (-115.82mm)	8th Driest	Driest since: 1904	2021
Aug 1950–May 1951 10-Month	5.94" (150.88mm)	10.50" (266.70mm)	-4.56" (-115.82mm)	120th Wettest	Wettest since: 1950	1941
Jul 1950–May 1951 11-Month	8.78" (223.01mm)	12.30" (312.42mm)	-3.52" (-89.41mm)	16th Driest	Driest since: 1929	2021
Jul 1950–May 1951 11-Month	8.78" (223.01mm)	12.30" (312.42mm)	-3.52" (-89.41mm)	112th Wettest	Wettest since: 1950	1941
Jun 1950–May 1951 12-Month	9.10" (231.14mm)	12.59" (319.79mm)	-3.49" (-88.65mm)	16th Driest	Driest since: 1929	2021
Jun 1950–May 1951 12-Month	9.10" (231.14mm)	12.59" (319.79mm)	-3.49" (-88.65mm)	112th Wettest	Wettest since: 1950	1941
Dec 1949–May 1951 18-Month	12.29" (312.17mm)	18.09" (459.49mm)	-5.80" (-147.32mm)	9th Driest	Driest since: 1904	2021
Dec 1949–May 1951 18-Month	12.29" (312.17mm)	18.09" (459.49mm)	-5.80" (-147.32mm)	118th Wettest	Wettest since: 1950	1993
Jun 1949–May 1951 24-Month	18.91" (480.31mm)	25.16" (639.06mm)	-6.25" (-158.75mm)	12th Driest	Driest since: 1904	2022
Jun 1949–May 1951 24-Month	18.91" (480.31mm)	25.16" (639.06mm)	-6.25" (-158.75mm)	115th Wettest	Wettest since: 1950	1993
Jun 1948–May 1951 36-Month	30.74" (780.80mm)	37.71" (957.83mm)	-6.97" (-177.03mm)	16th Driest	Driest since: 1948	1904
Jun 1948–May 1951 36-Month	30.74" (780.80mm)	37.71" (957.83mm)	-6.97" (-177.03mm)	110th Wettest	Wettest since: 1950	1907
Jun 1947–May 1951 48-Month	40.83" (1,037.08mm)	50.21" (1,275.33mm)	-9.38" (-238.25mm)	12th Driest	Driest since: 1904	1904
Jun 1947–May 1951 48-Month	40.83" (1,037.08mm)	50.21" (1,275.33mm)	-9.38" (-238.25mm)	113th Wettest	Wettest since: 1950	1908
Jun 1946–May 1951 60-Month	52.13" (1,324.10mm)	62.76" (1,594.10mm)	-10.63" (-270.00mm)	12th Driest	Driest since: 1904	1904
Jun 1946–May 1951 60-Month	52.13" (1,324.10mm)	62.76" (1,594.10mm)	-10.63" (-270.00mm)	112th Wettest	Wettest since: 1950	1909

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on April 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings