Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of September 2021. For more information, please see Climatological Rankings.


Arizona

Precipitation Rankings, May 2020

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 2020
1-Month
0.11"
(2.79mm)
0.34"
(8.64mm)
-0.23"
(-5.85mm)
32nd Driest Driest since: 2014 1942, 1963, 2002, 2004
96th Wettest Wettest since: 2019 1992
Ties: 1924, 1927, 1953, 1959, 1966
Apr–May 2020
2-Month
0.47"
(11.94mm)
0.91"
(23.11mm)
-0.44"
(-11.17mm)
38th Driest Driest since: 2018 1991
90th Wettest Wettest since: 2019 1926
Ties: 1904, 1938
Mar–May 2020
3-Month
2.85"
(72.39mm)
2.02"
(51.31mm)
0.83"
(21.08mm)
108th Driest Driest since: 2019 1972
20th Wettest Wettest since: 1992 1905
Feb–May 2020
4-Month
3.95"
(100.33mm)
3.17"
(80.52mm)
0.78"
(19.81mm)
97th Driest Driest since: 2018 1972
31st Wettest Wettest since: 2019 1905
Jan–May 2020
5-Month
4.40"
(111.76mm)
4.31"
(109.47mm)
0.09"
(2.29mm)
77th Driest Driest since: 2018 1972
51st Wettest Wettest since: 2019 1905
Dec 2019–May 2020
6-Month
6.03"
(153.16mm)
5.50"
(139.70mm)
0.53"
(13.46mm)
86th Driest Driest since: 2018 2002
41st Wettest Wettest since: 2019 1905
Ties: 1932
Nov 2019–May 2020
7-Month
8.99"
(228.35mm)
6.35"
(161.29mm)
2.64"
(67.06mm)
109th Driest Driest since: 2019 1904
18th Wettest Wettest since: 2005 1941
Oct 2019–May 2020
8-Month
9.01"
(228.85mm)
7.22"
(183.39mm)
1.79"
(45.46mm)
101st Driest Driest since: 2018 1904
26th Wettest Wettest since: 2019 1941
Sep 2019–May 2020
9-Month
10.69"
(271.53mm)
8.41"
(213.61mm)
2.28"
(57.92mm)
105th Driest Driest since: 2018 2002
22nd Wettest Wettest since: 2019 1941
Aug 2019–May 2020
10-Month
11.57"
(293.88mm)
10.50"
(266.70mm)
1.07"
(27.18mm)
83rd Driest Driest since: 2018 2021
44th Wettest Wettest since: 2019 1941
Jul 2019–May 2020
11-Month
12.36"
(313.94mm)
12.30"
(312.42mm)
0.06"
(1.52mm)
74th Driest Driest since: 2018 2021
53rd Wettest Wettest since: 2019 1941
Jun 2019–May 2020
12-Month
12.42"
(315.47mm)
12.59"
(319.79mm)
-0.17"
(-4.32mm)
70th Driest Driest since: 2018 2021
57th Wettest Wettest since: 2019 1941
Dec 2018–May 2020
18-Month
19.80"
(502.92mm)
18.09"
(459.49mm)
1.71"
(43.43mm)
96th Driest Driest since: 2019 2021
30th Wettest Wettest since: 2005 1993
Jun 2018–May 2020
24-Month
28.50"
(723.90mm)
25.16"
(639.06mm)
3.34"
(84.84mm)
104th Driest Driest since: 2019 1904
22nd Wettest Wettest since: 1994 1993
Jun 2017–May 2020
36-Month
35.89"
(911.61mm)
37.71"
(957.83mm)
-1.82"
(-46.22mm)
60th Driest Driest since: 2018 1904
65th Wettest Wettest since: 2019 1907
Jun 2016–May 2020
48-Month
49.39"
(1,254.51mm)
50.21"
(1,275.33mm)
-0.82"
(-20.82mm)
66th Driest Driest since: 2018 1904
58th Wettest Wettest since: 2019 1908
Jun 2015–May 2020
60-Month
61.93"
(1,573.02mm)
62.76"
(1,594.10mm)
-0.83"
(-21.08mm)
67th Driest Driest since: 2018 1904
56th Wettest Wettest since: 2019 1909

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 25, 2021 from https://www.ncdc.noaa.gov/cag/