Statewide Rankings

Statewide Data Info
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 1912

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
May 1912
1-Month 		0.24"
(6.10mm)		 0.34"
(8.64mm)		 -0.10"
(-2.54mm)		 60th Driest
Driest since:
 2022
69th Wettest
Wettest since:
 1992
Ties: 1933, 1989
Apr–May 1912
2-Month 		1.31"
(33.27mm)		 0.91"
(23.11mm)		 0.40"
(10.16mm)		 107th Driest
Driest since:
 2022
22nd Wettest
Wettest since:
 1926
Ties: 1934
Mar–May 1912
3-Month 		4.31"
(109.47mm)		 2.02"
(51.31mm)		 2.29"
(58.16mm)		 124th Driest
Driest since:
 1972
5th Wettest
Wettest since:
 1905
Feb–May 1912
4-Month 		4.50"
(114.30mm)		 3.17"
(80.52mm)		 1.33"
(33.78mm)		 111th Driest
Driest since:
 1972
18th Wettest
Wettest since:
 1905
Ties: 1944
Jan–May 1912
5-Month 		4.52"
(114.81mm)		 4.31"
(109.47mm)		 0.21"
(5.34mm)		 82nd Driest
Driest since:
 1972
47th Wettest
Wettest since:
 1905
Dec 1911–May 1912
6-Month 		5.05"
(128.27mm)		 5.50"
(139.70mm)		 -0.45"
(-11.43mm)		 67th Driest
Driest since:
 2002
61st Wettest
Wettest since:
 1905
Nov 1911–May 1912
7-Month 		5.07"
(128.78mm)		 6.35"
(161.29mm)		 -1.28"
(-32.51mm)		 50th Driest
Driest since:
 1904
78th Wettest
Wettest since:
 1941
Oct 1911–May 1912
8-Month 		6.96"
(176.78mm)		 7.22"
(183.39mm)		 -0.26"
(-6.61mm)		 72nd Driest
Driest since:
 1904
56th Wettest
Wettest since:
 1941
Ties: 1994
Sep 1911–May 1912
9-Month 		9.27"
(235.46mm)		 8.41"
(213.61mm)		 0.86"
(21.85mm)		 85th Driest
Driest since:
 2002
43rd Wettest
Wettest since:
 1941
Aug 1911–May 1912
10-Month 		10.64"
(270.26mm)		 10.50"
(266.70mm)		 0.14"
(3.56mm)		 77th Driest
Driest since:
 2021
51st Wettest
Wettest since:
 1941
Ties: 1928, 1940
Jul 1911–May 1912
11-Month 		13.95"
(354.33mm)		 12.30"
(312.42mm)		 1.65"
(41.91mm)		 94th Driest
Driest since:
 2021
34th Wettest
Wettest since:
 1941
Jun 1911–May 1912
12-Month 		14.54"
(369.32mm)		 12.59"
(319.79mm)		 1.95"
(49.53mm)		 99th Driest
Driest since:
 2021
29th Wettest
Wettest since:
 1941
Dec 1910–May 1912
18-Month 		20.25"
(514.35mm)		 18.09"
(459.49mm)		 2.16"
(54.86mm)		 100th Driest
Driest since:
 2021
27th Wettest
Wettest since:
 1993
Jun 1910–May 1912
24-Month 		27.10"
(688.34mm)		 25.16"
(639.06mm)		 1.94"
(49.28mm)		 95th Driest
Driest since:
 2022
32nd Wettest
Wettest since:
 1993
Jun 1909–May 1912
36-Month 		39.65"
(1,007.11mm)		 37.71"
(957.83mm)		 1.94"
(49.28mm)		 91st Driest
Driest since:
 1904
35th Wettest
Wettest since:
 1907
Jun 1908–May 1912
48-Month 		54.17"
(1,375.92mm)		 50.21"
(1,275.33mm)		 3.96"
(100.59mm)		 95th Driest
Driest since:
 1904
30th Wettest
Wettest since:
 1908
Jun 1907–May 1912
60-Month 		67.72"
(1,720.09mm)		 62.76"
(1,594.10mm)		 4.96"
(125.99mm)		 93rd Driest
Driest since:
 1904
31st Wettest
Wettest since:
 1909

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