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


Iowa

Precipitation Rankings, April 2019

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 2019
1-Month
3.03"
(76.96mm)
2.94"
(74.68mm)
0.09"
(2.28mm)
64th Driest Driest since: 2018 1926
62nd Wettest Wettest since: 2017 2013
Mar–Apr 2019
2-Month
5.22"
(132.59mm)
4.90"
(124.46mm)
0.32"
(8.13mm)
74th Driest Driest since: 2018 1910
52nd Wettest Wettest since: 2017 1991
Feb–Apr 2019
3-Month
7.56"
(192.02mm)
5.92"
(150.37mm)
1.64"
(41.65mm)
103rd Driest Driest since: 2018 1910
23rd Wettest Wettest since: 2013 1951
Ties: 1909
Jan–Apr 2019
4-Month
8.84"
(224.54mm)
6.89"
(175.01mm)
1.95"
(49.53mm)
106th Driest Driest since: 2018 1934
20th Wettest Wettest since: 2017 1951
Dec 2018–Apr 2019
5-Month
10.94"
(277.88mm)
7.99"
(202.95mm)
2.95"
(74.93mm)
114th Driest Driest since: 2018 1956
11th Wettest Wettest since: 2016 1973
Nov 2018–Apr 2019
6-Month
12.75"
(323.85mm)
9.74"
(247.40mm)
3.01"
(76.45mm)
110th Driest Driest since: 2018 1956
15th Wettest Wettest since: 2016 2016
Oct 2018–Apr 2019
7-Month
17.38"
(441.45mm)
12.05"
(306.07mm)
5.33"
(135.38mm)
118th Driest Driest since: 2018 1934
7th Wettest Wettest since: 2016 1973
Sep 2018–Apr 2019
8-Month
25.48"
(647.19mm)
15.75"
(400.05mm)
9.73"
(247.14mm)
124th Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Aug 2018–Apr 2019
9-Month
31.90"
(810.26mm)
19.61"
(498.09mm)
12.29"
(312.17mm)
124th Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Jul 2018–Apr 2019
10-Month
35.29"
(896.37mm)
23.49"
(596.65mm)
11.80"
(299.72mm)
124th Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Jun 2018–Apr 2019
11-Month
42.84"
(1,088.14mm)
28.09"
(713.49mm)
14.75"
(374.65mm)
124th Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
May 2018–Apr 2019
12-Month
47.54"
(1,207.52mm)
32.14"
(816.36mm)
15.40"
(391.16mm)
124th Driest Driest since: 2018 1956
1st Wettest Wettest to Date 2019
Nov 2017–Apr 2019
18-Month
54.72"
(1,389.89mm)
41.90"
(1,064.26mm)
12.82"
(325.63mm)
119th Driest Driest since: 2018 1956
5th Wettest Wettest since: 2017 1994
May 2017–Apr 2019
24-Month
77.36"
(1,964.94mm)
64.29"
(1,632.97mm)
13.07"
(331.97mm)
114th Driest Driest since: 2018 1957
10th Wettest Wettest since: 2017 2017
May 2016–Apr 2019
36-Month
117.44"
(2,982.98mm)
96.34"
(2,447.04mm)
21.10"
(535.94mm)
119th Driest Driest since: 2018 1958
4th Wettest Wettest since: 2017 2011
May 2015–Apr 2019
48-Month
161.35"
(4,098.29mm)
128.30"
(3,258.82mm)
33.05"
(839.47mm)
120th Driest Driest since: 2018 1957
2nd Wettest Wettest since: 2011 2011
May 2014–Apr 2019
60-Month
198.21"
(5,034.53mm)
160.29"
(4,071.37mm)
37.92"
(963.16mm)
118th Driest Driest since: 2018 1958
3rd Wettest Wettest since: 2012 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/