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 1966

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1966
1-Month
0.11"
(2.79mm)
0.34"
(8.64mm)
-0.23"
(-5.85mm)
33rd Driest
Driest since:
2022
96th Wettest
Wettest since:
1992
Ties: 1924, 1927, 1953, 1959, 2020
Apr–May 1966
2-Month
0.26"
(6.60mm)
0.91"
(23.11mm)
-0.65"
(-16.51mm)
17th Driest
Driest since:
2022
112th Wettest
Wettest since:
1926
Ties: 1961, 2013
Mar–May 1966
3-Month
0.58"
(14.73mm)
2.02"
(51.31mm)
-1.44"
(-36.58mm)
8th Driest
Driest since:
1972
121st Wettest
Wettest since:
1905
Feb–May 1966
4-Month
1.83"
(46.48mm)
3.17"
(80.52mm)
-1.34"
(-34.04mm)
34th Driest
Driest since:
1972
95th Wettest
Wettest since:
1905
Ties: 1949
Jan–May 1966
5-Month
2.59"
(65.79mm)
4.31"
(109.47mm)
-1.72"
(-43.68mm)
30th Driest
Driest since:
1972
99th Wettest
Wettest since:
1905
Ties: 1948
Dec 1965–May 1966
6-Month
7.09"
(180.09mm)
5.50"
(139.70mm)
1.59"
(40.39mm)
105th Driest
Driest since:
2002
23rd Wettest
Wettest since:
1905
Nov 1965–May 1966
7-Month
8.87"
(225.30mm)
6.35"
(161.29mm)
2.52"
(64.01mm)
109th Driest
Driest since:
1904
19th Wettest
Wettest since:
1941
Oct 1965–May 1966
8-Month
9.23"
(234.44mm)
7.22"
(183.39mm)
2.01"
(51.05mm)
105th Driest
Driest since:
1904
23rd Wettest
Wettest since:
1941
Sep 1965–May 1966
9-Month
10.57"
(268.48mm)
8.41"
(213.61mm)
2.16"
(54.87mm)
105th Driest
Driest since:
2002
23rd Wettest
Wettest since:
1941
Aug 1965–May 1966
10-Month
11.91"
(302.51mm)
10.50"
(266.70mm)
1.41"
(35.81mm)
92nd Driest
Driest since:
2021
36th Wettest
Wettest since:
1941
Jul 1965–May 1966
11-Month
13.89"
(352.81mm)
12.30"
(312.42mm)
1.59"
(40.39mm)
92nd Driest
Driest since:
2021
36th Wettest
Wettest since:
1941
Jun 1965–May 1966
12-Month
14.28"
(362.71mm)
12.59"
(319.79mm)
1.69"
(42.92mm)
93rd Driest
Driest since:
2021
35th Wettest
Wettest since:
1941
Dec 1964–May 1966
18-Month
21.31"
(541.27mm)
18.09"
(459.49mm)
3.22"
(81.78mm)
106th Driest
Driest since:
2021
21st Wettest
Wettest since:
1993
Jun 1964–May 1966
24-Month
29.06"
(738.12mm)
25.16"
(639.06mm)
3.90"
(99.06mm)
108th Driest
Driest since:
2022
19th Wettest
Wettest since:
1993
Jun 1963–May 1966
36-Month
40.16"
(1,020.06mm)
37.71"
(957.83mm)
2.45"
(62.23mm)
95th Driest
Driest since:
1904
31st Wettest
Wettest since:
1907
Jun 1962–May 1966
48-Month
49.53"
(1,258.06mm)
50.21"
(1,275.33mm)
-0.68"
(-17.27mm)
71st Driest
Driest since:
1904
54th Wettest
Wettest since:
1908
Ties: 1973
Jun 1961–May 1966
60-Month
62.18"
(1,579.37mm)
62.76"
(1,594.10mm)
-0.58"
(-14.73mm)
70th Driest
Driest since:
1904
54th Wettest
Wettest since:
1909

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