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 1909

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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 1909
1-Month 		0.19"
(4.83mm)		 0.57"
(14.48mm)		 -0.38"
(-9.65mm)		 30th Driest
Driest since:
 1989, 1991
99th Wettest
Wettest since:
 1926
Ties: 1961, 2017, 2021
Mar–Apr 1909
2-Month 		1.51"
(38.35mm)		 1.69"
(42.93mm)		 -0.18"
(-4.58mm)		 68th Driest
Driest since:
 2008
61st Wettest
Wettest since:
 1905
Feb–Apr 1909
3-Month 		2.85"
(72.39mm)		 2.83"
(71.88mm)		 0.02"
(0.51mm)		 80th Driest
Driest since:
 1972
49th Wettest
Wettest since:
 1905
Jan–Apr 1909
4-Month 		3.88"
(98.55mm)		 3.98"
(101.09mm)		 -0.10"
(-2.54mm)		 76th Driest
Driest since:
 1972
53rd Wettest
Wettest since:
 1905
Dec 1908–Apr 1909
5-Month 		6.99"
(177.55mm)		 5.16"
(131.06mm)		 1.83"
(46.49mm)		 106th Driest
Driest since:
 1904
22nd Wettest
Wettest since:
 1905
Nov 1908–Apr 1909
6-Month 		7.41"
(188.21mm)		 6.01"
(152.65mm)		 1.40"
(35.56mm)		 99th Driest
Driest since:
 1904
29th Wettest
Wettest since:
 1905
Oct 1908–Apr 1909
7-Month 		8.10"
(205.74mm)		 6.89"
(175.01mm)		 1.21"
(30.73mm)		 96th Driest
Driest since:
 1904
32nd Wettest
Wettest since:
 1941
Sep 1908–Apr 1909
8-Month 		9.14"
(232.16mm)		 8.08"
(205.23mm)		 1.06"
(26.93mm)		 90th Driest
Driest since:
 2002
38th Wettest
Wettest since:
 1941
Aug 1908–Apr 1909
9-Month 		11.62"
(295.15mm)		 10.16"
(258.06mm)		 1.46"
(37.09mm)		 92nd Driest
Driest since:
 2021
36th Wettest
Wettest since:
 1941
Jul 1908–Apr 1909
10-Month 		14.39"
(365.51mm)		 11.97"
(304.04mm)		 2.42"
(61.47mm)		 107th Driest
Driest since:
 2021
21st Wettest
Wettest since:
 1941
Jun 1908–Apr 1909
11-Month 		14.47"
(367.54mm)		 12.25"
(311.15mm)		 2.22"
(56.39mm)		 103rd Driest
Driest since:
 2021
25th Wettest
Wettest since:
 1941
May 1908–Apr 1909
12-Month 		14.83"
(376.68mm)		 12.59"
(319.79mm)		 2.24"
(56.89mm)		 102nd Driest
Driest since:
 2021
26th Wettest
Wettest since:
 1941
Nov 1907–Apr 1909
18-Month 		20.61"
(523.49mm)		 18.61"
(472.69mm)		 2.00"
(50.80mm)		 102nd Driest
Driest since:
 1903
25th Wettest
Wettest since:
 1993
May 1907–Apr 1909
24-Month 		28.76"
(730.50mm)		 25.16"
(639.06mm)		 3.60"
(91.44mm)		 107th Driest
Driest since:
 1904
20th Wettest
Wettest since:
 1906
May 1906–Apr 1909
36-Month 		44.57"
(1,132.08mm)		 37.71"
(957.83mm)		 6.86"
(174.25mm)		 110th Driest
Driest since:
 1904
16th Wettest
Wettest since:
 1907
May 1905–Apr 1909
48-Month 		59.56"
(1,512.82mm)		 50.22"
(1,275.59mm)		 9.34"
(237.23mm)		 116th Driest
Driest since:
 1904
9th Wettest
Wettest since:
 1908
May 1904–Apr 1909
60-Month 		80.17"
(2,036.32mm)		 62.77"
(1,594.36mm)		 17.40"
(441.96mm)		 123rd Driest
Driest since:
 1904
1st Wettest
Wettest to Date
 1909

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