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 August 2020. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, June 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
(1895-2020)
Wettest/Driest
Since
Record
June 2020
1-Month
4.93"
(125.22mm)
4.63"
(117.60mm)
0.30"
(7.62mm)
75th Driest Driest since: 2019 1933
52nd Wettest Wettest since: 2018 2010
May–Jun 2020
2-Month
9.48"
(240.79mm)
8.68"
(220.47mm)
0.80"
(20.32mm)
74th Driest Driest since: 2017 1988
53rd Wettest Wettest since: 2019 2008
Apr–Jun 2020
3-Month
11.12"
(282.45mm)
11.62"
(295.15mm)
-0.50"
(-12.70mm)
53rd Driest Driest since: 2012 1988
74th Wettest Wettest since: 2019 2008
Mar–Jun 2020
4-Month
14.02"
(356.11mm)
13.58"
(344.93mm)
0.44"
(11.18mm)
69th Driest Driest since: 2016 1988
58th Wettest Wettest since: 2019 2013
Feb–Jun 2020
5-Month
14.45"
(367.03mm)
14.59"
(370.59mm)
-0.14"
(-3.56mm)
61st Driest Driest since: 2016 1988
66th Wettest Wettest since: 2019 2008
Ties: 1957
Jan–Jun 2020
6-Month
15.82"
(401.83mm)
15.57"
(395.48mm)
0.25"
(6.35mm)
65th Driest Driest since: 2016 1988
62nd Wettest Wettest since: 2019 2013
Dec 2019–Jun 2020
7-Month
17.10"
(434.34mm)
16.67"
(423.42mm)
0.43"
(10.92mm)
64th Driest Driest since: 2012 1934
62nd Wettest Wettest since: 2019 2008
Nov 2019–Jun 2020
8-Month
18.59"
(472.19mm)
18.41"
(467.61mm)
0.18"
(4.58mm)
60th Driest Driest since: 2012 1934
66th Wettest Wettest since: 2019 1993
Oct 2019–Jun 2020
9-Month
23.37"
(593.60mm)
20.73"
(526.54mm)
2.64"
(67.06mm)
91st Driest Driest since: 2017 1934
35th Wettest Wettest since: 2019 2010
Sep 2019–Jun 2020
10-Month
29.58"
(751.33mm)
24.42"
(620.27mm)
5.16"
(131.06mm)
108th Driest Driest since: 2018 1934
18th Wettest Wettest since: 2019 2019
Aug 2019–Jun 2020
11-Month
33.11"
(840.99mm)
28.29"
(718.57mm)
4.82"
(122.42mm)
103rd Driest Driest since: 2018 1956
23rd Wettest Wettest since: 2019 2008
Jul 2019–Jun 2020
12-Month
36.49"
(926.85mm)
32.17"
(817.12mm)
4.32"
(109.73mm)
98th Driest Driest since: 2018 1977
28th Wettest Wettest since: 2019 2008
Jan 2019–Jun 2020
18-Month
57.45"
(1,459.23mm)
47.72"
(1,212.09mm)
9.73"
(247.14mm)
110th Driest Driest since: 2018 1989
16th Wettest Wettest since: 2019 2008
Jul 2018–Jun 2020
24-Month
83.90"
(2,131.06mm)
64.31"
(1,633.47mm)
19.59"
(497.59mm)
121st Driest Driest since: 2019 1934
4th Wettest Wettest since: 2011 1994
Jul 2017–Jun 2020
36-Month
117.67"
(2,988.82mm)
96.40"
(2,448.56mm)
21.27"
(540.26mm)
118th Driest Driest since: 2018 1958
6th Wettest Wettest since: 2019 2010
Jul 2016–Jun 2020
48-Month
157.99"
(4,012.95mm)
128.38"
(3,260.85mm)
29.61"
(752.10mm)
119th Driest Driest since: 2018 1958
4th Wettest Wettest since: 2019 2011
Jul 2015–Jun 2020
60-Month
198.52"
(5,042.41mm)
160.40"
(4,074.16mm)
38.12"
(968.25mm)
120th Driest Driest since: 2019 1958
2nd Wettest Wettest since: 2011 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 28, 2020 from https://www.ncdc.noaa.gov/cag/