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 2002

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 2002
1-Month
0.18"
(4.57mm)
0.57"
(14.48mm)
-0.39"
(-9.91mm)
27th Driest
Driest since:
1989, 1991
102nd Wettest
Wettest since:
1926
Ties: 1945, 1979
Mar–Apr 2002
2-Month
0.40"
(10.16mm)
1.69"
(42.93mm)
-1.29"
(-32.77mm)
7th Driest
Driest since:
2008
122nd Wettest
Wettest since:
1905
Ties: 1956, 1959
Feb–Apr 2002
3-Month
0.50"
(12.70mm)
2.83"
(71.88mm)
-2.33"
(-59.18mm)
3rd Driest
Driest since:
1972
126th Wettest
Wettest since:
1905
Jan–Apr 2002
4-Month
0.69"
(17.53mm)
3.98"
(101.09mm)
-3.29"
(-83.56mm)
3rd Driest
Driest since:
1972
126th Wettest
Wettest since:
1905
Dec 2001–Apr 2002
5-Month
1.51"
(38.35mm)
5.16"
(131.06mm)
-3.65"
(-92.71mm)
2nd Driest
Driest since:
1904
126th Wettest
Wettest since:
1905
Nov 2001–Apr 2002
6-Month
1.80"
(45.72mm)
6.01"
(152.65mm)
-4.21"
(-106.93mm)
2nd Driest
Driest since:
1904
126th Wettest
Wettest since:
1905
Oct 2001–Apr 2002
7-Month
2.23"
(56.64mm)
6.89"
(175.01mm)
-4.66"
(-118.37mm)
2nd Driest
Driest since:
1904
126th Wettest
Wettest since:
1941
Sep 2001–Apr 2002
8-Month
2.62"
(66.55mm)
8.08"
(205.23mm)
-5.46"
(-138.68mm)
1st Driest
Driest since:
2002
127th Wettest
Wettest since:
1941
Aug 2001–Apr 2002
9-Month
4.66"
(118.36mm)
10.16"
(258.06mm)
-5.50"
(-139.70mm)
4th Driest
Driest since:
2021
124th Wettest
Wettest since:
1941
Jul 2001–Apr 2002
10-Month
6.16"
(156.46mm)
11.97"
(304.04mm)
-5.81"
(-147.58mm)
3rd Driest
Driest since:
2021
125th Wettest
Wettest since:
1941
Jun 2001–Apr 2002
11-Month
6.40"
(162.56mm)
12.25"
(311.15mm)
-5.85"
(-148.59mm)
3rd Driest
Driest since:
2021
125th Wettest
Wettest since:
1941
May 2001–Apr 2002
12-Month
6.77"
(171.96mm)
12.59"
(319.79mm)
-5.82"
(-147.83mm)
3rd Driest
Driest since:
2021
125th Wettest
Wettest since:
1941
Nov 2000–Apr 2002
18-Month
12.44"
(315.98mm)
18.61"
(472.69mm)
-6.17"
(-156.71mm)
8th Driest
Driest since:
1903
119th Wettest
Wettest since:
1993
May 2000–Apr 2002
24-Month
19.90"
(505.46mm)
25.16"
(639.06mm)
-5.26"
(-133.60mm)
18th Driest
Driest since:
1904
109th Wettest
Wettest since:
1906
May 1999–Apr 2002
36-Month
30.92"
(785.37mm)
37.71"
(957.83mm)
-6.79"
(-172.46mm)
19th Driest
Driest since:
1904
107th Wettest
Wettest since:
1907
May 1998–Apr 2002
48-Month
41.28"
(1,048.51mm)
50.22"
(1,275.59mm)
-8.94"
(-227.08mm)
13th Driest
Driest since:
1904
112th Wettest
Wettest since:
1908
May 1997–Apr 2002
60-Month
56.46"
(1,434.08mm)
62.77"
(1,594.36mm)
-6.31"
(-160.28mm)
34th Driest
Driest since:
1904
90th Wettest
Wettest since:
1909

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