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 April 2022. For more information, please see Climatological Rankings.


Arizona

Precipitation Rankings, August 2021

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
August 2021
1-Month
2.18"
(55.37mm)
2.10"
(53.34mm)
0.08"
(2.03mm)
82nd Driest Driest since: 2020 2020
46th Wettest Wettest since: 2016 1951
Ties: 1895
Jul–Aug 2021
2-Month
6.00"
(152.40mm)
3.90"
(99.06mm)
2.10"
(53.34mm)
122nd Driest Driest since: 2020 2020
6th Wettest Wettest since: 1984 1921
Jun–Aug 2021
3-Month
6.22"
(157.99mm)
4.19"
(106.43mm)
2.03"
(51.56mm)
121st Driest Driest since: 2020 2020
7th Wettest Wettest since: 1999 1921
May–Aug 2021
4-Month
6.26"
(159.00mm)
4.53"
(115.06mm)
1.73"
(43.94mm)
119th Driest Driest since: 2020 2020
9th Wettest Wettest since: 1999 1921
Apr–Aug 2021
5-Month
6.44"
(163.58mm)
5.10"
(129.54mm)
1.34"
(34.04mm)
113th Driest Driest since: 2020 2020
15th Wettest Wettest since: 1999 1921
Mar–Aug 2021
6-Month
7.17"
(182.12mm)
6.22"
(157.99mm)
0.95"
(24.13mm)
101st Driest Driest since: 2020 2002
27th Wettest Wettest since: 2015 1992
Feb–Aug 2021
7-Month
7.40"
(187.96mm)
7.36"
(186.94mm)
0.04"
(1.02mm)
79th Driest Driest since: 2020 2002
49th Wettest Wettest since: 2015 1905
Jan–Aug 2021
8-Month
8.71"
(221.23mm)
8.51"
(216.15mm)
0.20"
(5.08mm)
79th Driest Driest since: 2020 2002
49th Wettest Wettest since: 2015 1905
Dec 2020–Aug 2021
9-Month
9.00"
(228.60mm)
9.69"
(246.13mm)
-0.69"
(-17.53mm)
64th Driest Driest since: 2020 2002
63rd Wettest Wettest since: 2019 1941
Nov 2020–Aug 2021
10-Month
9.27"
(235.46mm)
10.54"
(267.72mm)
-1.27"
(-32.26mm)
51st Driest Driest since: 2018 2002
76th Wettest Wettest since: 2020 1941
Oct 2020–Aug 2021
11-Month
9.41"
(239.01mm)
11.42"
(290.07mm)
-2.01"
(-51.06mm)
34th Driest Driest since: 2018 2002
93rd Wettest Wettest since: 2020 1941
Sep 2020–Aug 2021
12-Month
9.52"
(241.81mm)
12.61"
(320.29mm)
-3.09"
(-78.48mm)
17th Driest Driest since: 2018 2002
110th Wettest Wettest since: 2020 1941
Mar 2020–Aug 2021
18-Month
13.72"
(348.49mm)
18.81"
(477.77mm)
-5.09"
(-129.28mm)
8th Driest Driest since: 2018 1902
119th Wettest Wettest since: 2020 1993
Sep 2019–Aug 2021
24-Month
21.56"
(547.62mm)
25.20"
(640.08mm)
-3.64"
(-92.46mm)
33rd Driest Driest since: 2019 1900
93rd Wettest Wettest since: 2020 1993
Sep 2018–Aug 2021
36-Month
34.45"
(875.03mm)
37.75"
(958.85mm)
-3.30"
(-83.82mm)
47th Driest Driest since: 2020 1902
78th Wettest Wettest since: 2017 1907
Sep 2017–Aug 2021
48-Month
42.42"
(1,077.47mm)
50.26"
(1,276.60mm)
-7.84"
(-199.13mm)
18th Driest Driest since: 2014 1902
106th Wettest Wettest since: 2020 1908
Sep 2016–Aug 2021
60-Month
55.87"
(1,419.10mm)
62.79"
(1,594.87mm)
-6.92"
(-175.77mm)
30th Driest Driest since: 2014 1903
93rd Wettest Wettest since: 2020 1909

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 17, 2022 from https://www.ncdc.noaa.gov/cag/