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, July 1922

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 1922
1-Month 		1.73"
(43.94mm)		 1.80"
(45.72mm)		 -0.07"
(-1.78mm)		 63rd Driest
Driest since:
 1993
66th Wettest
Wettest since:
 1919
Jun–Jul 1922
2-Month 		2.21"
(56.13mm)		 2.09"
(53.09mm)		 0.12"
(3.04mm)		 75th Driest
Driest since:
 1993
54th Wettest
Wettest since:
 1919
May–Jul 1922
3-Month 		2.57"
(65.28mm)		 2.43"
(61.72mm)		 0.14"
(3.56mm)		 83rd Driest
Driest since:
 1963, 2020
46th Wettest
Wettest since:
 1919
Ties: 1964
Apr–Jul 1922
4-Month 		3.18"
(80.77mm)		 3.00"
(76.20mm)		 0.18"
(4.57mm)		 84th Driest
Driest since:
 1993
45th Wettest
Wettest since:
 1919
Mar–Jul 1922
5-Month 		4.39"
(111.51mm)		 4.12"
(104.65mm)		 0.27"
(6.86mm)		 85th Driest
Driest since:
 2002
44th Wettest
Wettest since:
 1912
Ties: 1964
Feb–Jul 1922
6-Month 		4.97"
(126.24mm)		 5.26"
(133.60mm)		 -0.29"
(-7.36mm)		 67th Driest
Driest since:
 2002
62nd Wettest
Wettest since:
 1905
Ties: 1901
Jan–Jul 1922
7-Month 		6.75"
(171.45mm)		 6.41"
(162.81mm)		 0.34"
(8.64mm)		 80th Driest
Driest since:
 2002
49th Wettest
Wettest since:
 1905
Dec 1921–Jul 1922
8-Month 		8.60"
(218.44mm)		 7.59"
(192.79mm)		 1.01"
(25.65mm)		 94th Driest
Driest since:
 2002
34th Wettest
Wettest since:
 1905
Ties: 2008
Nov 1921–Jul 1922
9-Month 		8.89"
(225.81mm)		 8.44"
(214.38mm)		 0.45"
(11.43mm)		 86th Driest
Driest since:
 2002
42nd Wettest
Wettest since:
 1941
Ties: 1924
Oct 1921–Jul 1922
10-Month 		9.94"
(252.48mm)		 9.31"
(236.47mm)		 0.63"
(16.01mm)		 84th Driest
Driest since:
 2002
44th Wettest
Wettest since:
 1941
Sep 1921–Jul 1922
11-Month 		10.59"
(268.99mm)		 10.51"
(266.95mm)		 0.08"
(2.04mm)		 74th Driest
Driest since:
 2002
54th Wettest
Wettest since:
 1941
Aug 1921–Jul 1922
12-Month 		13.97"
(354.84mm)		 12.59"
(319.79mm)		 1.38"
(35.05mm)		 93rd Driest
Driest since:
 2002
35th Wettest
Wettest since:
 1941
Feb 1921–Jul 1922
18-Month 		19.50"
(495.30mm)		 17.86"
(453.64mm)		 1.64"
(41.66mm)		 97th Driest
Driest since:
 1900
31st Wettest
Wettest since:
 1993
Ties: 1991
Aug 1920–Jul 1922
24-Month 		24.86"
(631.44mm)		 25.18"
(639.57mm)		 -0.32"
(-8.13mm)		 72nd Driest
Driest since:
 1900
55th Wettest
Wettest since:
 1906
Aug 1919–Jul 1922
36-Month 		41.17"
(1,045.72mm)		 37.73"
(958.34mm)		 3.44"
(87.38mm)		 101st Driest
Driest since:
 1904
25th Wettest
Wettest since:
 1907
Aug 1918–Jul 1922
48-Month 		56.02"
(1,422.91mm)		 50.23"
(1,275.84mm)		 5.79"
(147.07mm)		 103rd Driest
Driest since:
 1902
22nd Wettest
Wettest since:
 1908
Aug 1917–Jul 1922
60-Month 		65.75"
(1,670.05mm)		 62.77"
(1,594.36mm)		 2.98"
(75.69mm)		 86th Driest
Driest since:
 1904
38th Wettest
Wettest since:
 1909

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