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 June 2019. For more information, please see Climatological Rankings.


Arizona

Precipitation Rankings, May 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2018
1-Month
0.15"
(3.81mm)
0.34"
(8.64mm)
-0.19"
(-4.83mm)
42nd Driest Driest since: 2014 1942, 1963, 2002, 2004
84th Wettest Wettest since: 2017 1992
Ties: 1964
Apr–May 2018
2-Month
0.19"
(4.83mm)
0.91"
(23.11mm)
-0.72"
(-18.28mm)
8th Driest Driest since: 2002 1991
118th Wettest Wettest since: 2017 1926
Ties: 2002
Mar–May 2018
3-Month
0.63"
(16.00mm)
2.02"
(51.31mm)
-1.39"
(-35.31mm)
10th Driest Driest since: 2002 1972
116th Wettest Wettest since: 2017 1905
Feb–May 2018
4-Month
1.70"
(43.18mm)
3.17"
(80.52mm)
-1.47"
(-37.34mm)
27th Driest Driest since: 2014 1972
99th Wettest Wettest since: 2017 1905
Jan–May 2018
5-Month
2.26"
(57.40mm)
4.31"
(109.47mm)
-2.05"
(-52.07mm)
20th Driest Driest since: 2014 1972
106th Wettest Wettest since: 2017 1905
Dec 2017–May 2018
6-Month
2.39"
(60.71mm)
5.50"
(139.70mm)
-3.11"
(-78.99mm)
12th Driest Driest since: 2014 2002
113th Wettest Wettest since: 2017 1905
Nov 2017–May 2018
7-Month
2.41"
(61.21mm)
6.35"
(161.29mm)
-3.94"
(-100.08mm)
5th Driest Driest since: 2006 1904
120th Wettest Wettest since: 2017 1941
Oct 2017–May 2018
8-Month
2.44"
(61.98mm)
7.22"
(183.39mm)
-4.78"
(-121.41mm)
3rd Driest Driest since: 2002 1904
122nd Wettest Wettest since: 2017 1941
Sep 2017–May 2018
9-Month
3.05"
(77.47mm)
8.41"
(213.61mm)
-5.36"
(-136.14mm)
2nd Driest Driest since: 2002 2002
123rd Wettest Wettest since: 2017 1941
Aug 2017–May 2018
10-Month
4.44"
(112.78mm)
10.50"
(266.70mm)
-6.06"
(-153.92mm)
1st Driest Driest to Date 2018
124th Wettest Wettest since: 2017 1941
Jul 2017–May 2018
11-Month
7.33"
(186.18mm)
12.30"
(312.42mm)
-4.97"
(-126.24mm)
7th Driest Driest since: 2006 1904
118th Wettest Wettest since: 2017 1941
Jun 2017–May 2018
12-Month
7.39"
(187.71mm)
12.59"
(319.79mm)
-5.20"
(-132.08mm)
7th Driest Driest since: 2006 2002
118th Wettest Wettest since: 2017 1941
Dec 2016–May 2018
18-Month
13.86"
(352.04mm)
18.09"
(459.49mm)
-4.23"
(-107.45mm)
23rd Driest Driest since: 2013 1904
101st Wettest Wettest since: 2017 1993
Jun 2016–May 2018
24-Month
20.89"
(530.61mm)
25.16"
(639.06mm)
-4.27"
(-108.45mm)
27th Driest Driest since: 2013 1904
97th Wettest Wettest since: 2017 1993
Jun 2015–May 2018
36-Month
33.43"
(849.12mm)
37.71"
(957.83mm)
-4.28"
(-108.71mm)
36th Driest Driest since: 2014 1904
87th Wettest Wettest since: 2017 1907
Jun 2014–May 2018
48-Month
48.07"
(1,220.98mm)
50.21"
(1,275.33mm)
-2.14"
(-54.35mm)
56th Driest Driest since: 2015 1904
66th Wettest Wettest since: 2017 1908
Jun 2013–May 2018
60-Month
58.96"
(1,497.58mm)
62.76"
(1,594.10mm)
-3.80"
(-96.52mm)
53rd Driest Driest since: 2016 1904
68th Wettest Wettest since: 2017 1909

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published July 2019, retrieved on July 22, 2019 from https://www.ncdc.noaa.gov/cag/