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, July 2020

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
July 2020
1-Month
0.71"
(18.03mm)
1.80"
(45.72mm)
-1.09"
(-27.69mm)
6th Driest
Driest since:
1993
123rd Wettest
Wettest since:
1919
Jun–Jul 2020
2-Month
0.75"
(19.05mm)
2.09"
(53.09mm)
-1.34"
(-34.04mm)
5th Driest
Driest since:
1993
124th Wettest
Wettest since:
1919
May–Jul 2020
3-Month
0.86"
(21.84mm)
2.43"
(61.72mm)
-1.57"
(-39.88mm)
1st Driest
Driest since:
1963, 2020
128th Wettest
Wettest since:
1919
Ties: 1963
Apr–Jul 2020
4-Month
1.22"
(30.99mm)
3.00"
(76.20mm)
-1.78"
(-45.21mm)
3rd Driest
Driest since:
1993
126th Wettest
Wettest since:
1919
Mar–Jul 2020
5-Month
3.60"
(91.44mm)
4.12"
(104.65mm)
-0.52"
(-13.21mm)
55th Driest
Driest since:
2002
74th Wettest
Wettest since:
1912
Feb–Jul 2020
6-Month
4.70"
(119.38mm)
5.26"
(133.60mm)
-0.56"
(-14.22mm)
57th Driest
Driest since:
2002
72nd Wettest
Wettest since:
1905
Jan–Jul 2020
7-Month
5.15"
(130.81mm)
6.41"
(162.81mm)
-1.26"
(-32.00mm)
46th Driest
Driest since:
2002
83rd Wettest
Wettest since:
1905
Dec 2019–Jul 2020
8-Month
6.78"
(172.21mm)
7.59"
(192.79mm)
-0.81"
(-20.58mm)
62nd Driest
Driest since:
2002
66th Wettest
Wettest since:
1905
Nov 2019–Jul 2020
9-Month
9.74"
(247.40mm)
8.44"
(214.38mm)
1.30"
(33.02mm)
96th Driest
Driest since:
2002
32nd Wettest
Wettest since:
1941
Oct 2019–Jul 2020
10-Month
9.76"
(247.90mm)
9.31"
(236.47mm)
0.45"
(11.43mm)
78th Driest
Driest since:
2002
50th Wettest
Wettest since:
1941
Ties: 1987
Sep 2019–Jul 2020
11-Month
11.44"
(290.58mm)
10.51"
(266.95mm)
0.93"
(23.63mm)
88th Driest
Driest since:
2002
40th Wettest
Wettest since:
1941
Aug 2019–Jul 2020
12-Month
12.32"
(312.93mm)
12.59"
(319.79mm)
-0.27"
(-6.86mm)
70th Driest
Driest since:
2002
58th Wettest
Wettest since:
1941
Feb 2019–Jul 2020
18-Month
18.34"
(465.84mm)
17.86"
(453.64mm)
0.48"
(12.20mm)
80th Driest
Driest since:
1900
48th Wettest
Wettest since:
1993
Ties: 1913
Aug 2018–Jul 2020
24-Month
26.33"
(668.78mm)
25.18"
(639.57mm)
1.15"
(29.21mm)
87th Driest
Driest since:
1900
40th Wettest
Wettest since:
1906
Aug 2017–Jul 2020
36-Month
33.69"
(855.73mm)
37.73"
(958.34mm)
-4.04"
(-102.61mm)
36th Driest
Driest since:
1904
90th Wettest
Wettest since:
1907
Aug 2016–Jul 2020
48-Month
48.32"
(1,227.33mm)
50.23"
(1,275.84mm)
-1.91"
(-48.51mm)
58th Driest
Driest since:
1902
67th Wettest
Wettest since:
1908
Aug 2015–Jul 2020
60-Month
59.97"
(1,523.24mm)
62.77"
(1,594.36mm)
-2.80"
(-71.12mm)
57th Driest
Driest since:
1904
67th Wettest
Wettest since:
1909

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