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, April 1971

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
April 1971
1-Month
0.32"
(8.13mm)
0.57"
(14.48mm)
-0.25"
(-6.35mm)
50th Driest
Driest since:
1989, 1991
79th Wettest
Wettest since:
1926
Ties: 2012
Mar–Apr 1971
2-Month
0.42"
(10.67mm)
1.69"
(42.93mm)
-1.27"
(-32.26mm)
10th Driest
Driest since:
2008
119th Wettest
Wettest since:
1905
Ties: 1899
Feb–Apr 1971
3-Month
1.12"
(28.45mm)
2.83"
(71.88mm)
-1.71"
(-43.43mm)
15th Driest
Driest since:
1972
114th Wettest
Wettest since:
1905
Ties: 1989
Jan–Apr 1971
4-Month
1.29"
(32.77mm)
3.98"
(101.09mm)
-2.69"
(-68.32mm)
5th Driest
Driest since:
1972
124th Wettest
Wettest since:
1905
Dec 1970–Apr 1971
5-Month
1.98"
(50.29mm)
5.16"
(131.06mm)
-3.18"
(-80.77mm)
8th Driest
Driest since:
1904
120th Wettest
Wettest since:
1905
Ties: 1902
Nov 1970–Apr 1971
6-Month
2.39"
(60.71mm)
6.01"
(152.65mm)
-3.62"
(-91.94mm)
7th Driest
Driest since:
1904
121st Wettest
Wettest since:
1905
Oct 1970–Apr 1971
7-Month
2.83"
(71.88mm)
6.89"
(175.01mm)
-4.06"
(-103.13mm)
6th Driest
Driest since:
1904
122nd Wettest
Wettest since:
1941
Sep 1970–Apr 1971
8-Month
4.74"
(120.40mm)
8.08"
(205.23mm)
-3.34"
(-84.83mm)
14th Driest
Driest since:
2002
114th Wettest
Wettest since:
1941
Aug 1970–Apr 1971
9-Month
6.98"
(177.29mm)
10.16"
(258.06mm)
-3.18"
(-80.77mm)
21st Driest
Driest since:
2021
107th Wettest
Wettest since:
1941
Jul 1970–Apr 1971
10-Month
8.59"
(218.19mm)
11.97"
(304.04mm)
-3.38"
(-85.85mm)
17th Driest
Driest since:
2021
111th Wettest
Wettest since:
1941
Ties: 1961
Jun 1970–Apr 1971
11-Month
8.77"
(222.76mm)
12.25"
(311.15mm)
-3.48"
(-88.39mm)
17th Driest
Driest since:
2021
111th Wettest
Wettest since:
1941
Ties: 1961
May 1970–Apr 1971
12-Month
8.81"
(223.77mm)
12.59"
(319.79mm)
-3.78"
(-96.02mm)
14th Driest
Driest since:
2021
114th Wettest
Wettest since:
1941
Nov 1969–Apr 1971
18-Month
14.11"
(358.39mm)
18.61"
(472.69mm)
-4.50"
(-114.30mm)
20th Driest
Driest since:
1903
107th Wettest
Wettest since:
1993
May 1969–Apr 1971
24-Month
21.08"
(535.43mm)
25.16"
(639.06mm)
-4.08"
(-103.63mm)
29th Driest
Driest since:
1904
98th Wettest
Wettest since:
1906
May 1968–Apr 1971
36-Month
32.12"
(815.85mm)
37.71"
(957.83mm)
-5.59"
(-141.98mm)
24th Driest
Driest since:
1904
102nd Wettest
Wettest since:
1907
May 1967–Apr 1971
48-Month
47.68"
(1,211.07mm)
50.22"
(1,275.59mm)
-2.54"
(-64.52mm)
53rd Driest
Driest since:
1904
72nd Wettest
Wettest since:
1908
May 1966–Apr 1971
60-Month
57.82"
(1,468.63mm)
62.77"
(1,594.36mm)
-4.95"
(-125.73mm)
43rd Driest
Driest since:
1904
81st Wettest
Wettest since:
1909
Ties: 1977, 2009

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