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 1964

View Period (Months):
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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 1964
1-Month
0.15"
(3.81mm)
0.34"
(8.64mm)
-0.19"
(-4.83mm)
45th Driest
Driest since:
2022
84th Wettest
Wettest since:
1992
Ties: 2018
Apr–May 1964
2-Month
0.87"
(22.10mm)
0.91"
(23.11mm)
-0.04"
(-1.01mm)
75th Driest
Driest since:
2022
54th Wettest
Wettest since:
1926
Mar–May 1964
3-Month
1.97"
(50.04mm)
2.02"
(51.31mm)
-0.05"
(-1.27mm)
80th Driest
Driest since:
1972
49th Wettest
Wettest since:
1905
Feb–May 1964
4-Month
2.11"
(53.59mm)
3.17"
(80.52mm)
-1.06"
(-26.93mm)
42nd Driest
Driest since:
1972
87th Wettest
Wettest since:
1905
Jan–May 1964
5-Month
2.45"
(62.23mm)
4.31"
(109.47mm)
-1.86"
(-47.24mm)
26th Driest
Driest since:
1972
103rd Wettest
Wettest since:
1905
Dec 1963–May 1964
6-Month
2.61"
(66.29mm)
5.50"
(139.70mm)
-2.89"
(-73.41mm)
13th Driest
Driest since:
2002
115th Wettest
Wettest since:
1905
Nov 1963–May 1964
7-Month
3.89"
(98.81mm)
6.35"
(161.29mm)
-2.46"
(-62.48mm)
27th Driest
Driest since:
1904
101st Wettest
Wettest since:
1941
Oct 1963–May 1964
8-Month
4.99"
(126.75mm)
7.22"
(183.39mm)
-2.23"
(-56.64mm)
33rd Driest
Driest since:
1904
95th Wettest
Wettest since:
1941
Sep 1963–May 1964
9-Month
6.37"
(161.80mm)
8.41"
(213.61mm)
-2.04"
(-51.81mm)
39th Driest
Driest since:
2002
89th Wettest
Wettest since:
1941
Aug 1963–May 1964
10-Month
10.25"
(260.35mm)
10.50"
(266.70mm)
-0.25"
(-6.35mm)
70th Driest
Driest since:
2021
58th Wettest
Wettest since:
1941
Jul 1963–May 1964
11-Month
11.07"
(281.18mm)
12.30"
(312.42mm)
-1.23"
(-31.24mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1941
Jun 1963–May 1964
12-Month
11.10"
(281.94mm)
12.59"
(319.79mm)
-1.49"
(-37.85mm)
55th Driest
Driest since:
2021
73rd Wettest
Wettest since:
1941
Dec 1962–May 1964
18-Month
14.97"
(380.24mm)
18.09"
(459.49mm)
-3.12"
(-79.25mm)
33rd Driest
Driest since:
2021
94th Wettest
Wettest since:
1993
Jun 1962–May 1964
24-Month
20.47"
(519.94mm)
25.16"
(639.06mm)
-4.69"
(-119.12mm)
24th Driest
Driest since:
2022
103rd Wettest
Wettest since:
1993
Jun 1961–May 1964
36-Month
33.12"
(841.25mm)
37.71"
(957.83mm)
-4.59"
(-116.58mm)
32nd Driest
Driest since:
1904
94th Wettest
Wettest since:
1907
Jun 1960–May 1964
48-Month
41.96"
(1,065.78mm)
50.21"
(1,275.33mm)
-8.25"
(-209.55mm)
18th Driest
Driest since:
1904
107th Wettest
Wettest since:
1908
Jun 1959–May 1964
60-Month
56.26"
(1,429.00mm)
62.76"
(1,594.10mm)
-6.50"
(-165.10mm)
31st Driest
Driest since:
1904
93rd Wettest
Wettest since:
1909

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