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 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
May 2002
1-Month
0.01"
(0.25mm)
0.34"
(8.64mm)
-0.33"
(-8.39mm)
2nd Driest
Driest since:
2022
127th Wettest
Wettest since:
1992
Ties: 1942, 1963, 2004
Apr–May 2002
2-Month
0.19"
(4.83mm)
0.91"
(23.11mm)
-0.72"
(-18.28mm)
9th Driest
Driest since:
2022
120th Wettest
Wettest since:
1926
Ties: 2018
Mar–May 2002
3-Month
0.41"
(10.41mm)
2.02"
(51.31mm)
-1.61"
(-40.90mm)
3rd Driest
Driest since:
1972
126th Wettest
Wettest since:
1905
Feb–May 2002
4-Month
0.51"
(12.95mm)
3.17"
(80.52mm)
-2.66"
(-67.57mm)
2nd Driest
Driest since:
1972
127th Wettest
Wettest since:
1905
Jan–May 2002
5-Month
0.70"
(17.78mm)
4.31"
(109.47mm)
-3.61"
(-91.69mm)
2nd Driest
Driest since:
1972
127th Wettest
Wettest since:
1905
Dec 2001–May 2002
6-Month
1.52"
(38.61mm)
5.50"
(139.70mm)
-3.98"
(-101.09mm)
1st Driest
Driest since:
2002
127th Wettest
Wettest since:
1905
Nov 2001–May 2002
7-Month
1.81"
(45.97mm)
6.35"
(161.29mm)
-4.54"
(-115.32mm)
2nd Driest
Driest since:
1904
126th Wettest
Wettest since:
1941
Oct 2001–May 2002
8-Month
2.24"
(56.90mm)
7.22"
(183.39mm)
-4.98"
(-126.49mm)
2nd Driest
Driest since:
1904
126th Wettest
Wettest since:
1941
Sep 2001–May 2002
9-Month
2.63"
(66.80mm)
8.41"
(213.61mm)
-5.78"
(-146.81mm)
1st Driest
Driest since:
2002
127th Wettest
Wettest since:
1941
Aug 2001–May 2002
10-Month
4.67"
(118.62mm)
10.50"
(266.70mm)
-5.83"
(-148.08mm)
3rd Driest
Driest since:
2021
125th Wettest
Wettest since:
1941
Jul 2001–May 2002
11-Month
6.17"
(156.72mm)
12.30"
(312.42mm)
-6.13"
(-155.70mm)
3rd Driest
Driest since:
2021
125th Wettest
Wettest since:
1941
Jun 2001–May 2002
12-Month
6.41"
(162.81mm)
12.59"
(319.79mm)
-6.18"
(-156.98mm)
2nd Driest
Driest since:
2021
126th Wettest
Wettest since:
1941
Dec 2000–May 2002
18-Month
11.61"
(294.89mm)
18.09"
(459.49mm)
-6.48"
(-164.60mm)
4th Driest
Driest since:
2021
123rd Wettest
Wettest since:
1993
Jun 2000–May 2002
24-Month
19.89"
(505.21mm)
25.16"
(639.06mm)
-5.27"
(-133.85mm)
18th Driest
Driest since:
2022
109th Wettest
Wettest since:
1993
Jun 1999–May 2002
36-Month
30.76"
(781.30mm)
37.71"
(957.83mm)
-6.95"
(-176.53mm)
17th Driest
Driest since:
1904
109th Wettest
Wettest since:
1907
Jun 1998–May 2002
48-Month
41.03"
(1,042.16mm)
50.21"
(1,275.33mm)
-9.18"
(-233.17mm)
14th Driest
Driest since:
1904
111th Wettest
Wettest since:
1908
Jun 1997–May 2002
60-Month
56.10"
(1,424.94mm)
62.76"
(1,594.10mm)
-6.66"
(-169.16mm)
30th Driest
Driest since:
1904
94th Wettest
Wettest since:
1909

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