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


Iowa

Precipitation Rankings, April 2012

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 2012
1-Month
3.90"
(99.06mm)
2.94"
(74.68mm)
0.96"
(24.38mm)
95th Driest Driest since: 2011 1926
31st Wettest Wettest since: 2008 2013
Mar–Apr 2012
2-Month
5.81"
(147.57mm)
4.90"
(124.46mm)
0.91"
(23.11mm)
86th Driest Driest since: 2011 1910
40th Wettest Wettest since: 2009 1991
Ties: 1992
Feb–Apr 2012
3-Month
7.49"
(190.25mm)
5.92"
(150.37mm)
1.57"
(39.88mm)
99th Driest Driest since: 2011 1910
27th Wettest Wettest since: 2008 1951
Jan–Apr 2012
4-Month
8.06"
(204.72mm)
6.89"
(175.01mm)
1.17"
(29.71mm)
89th Driest Driest since: 2011 1934
37th Wettest Wettest since: 2008 1951
Dec 2011–Apr 2012
5-Month
10.14"
(257.56mm)
7.99"
(202.95mm)
2.15"
(54.61mm)
104th Driest Driest since: 2011 1956
21st Wettest Wettest since: 2010 1973
Nov 2011–Apr 2012
6-Month
12.22"
(310.39mm)
9.74"
(247.40mm)
2.48"
(62.99mm)
101st Driest Driest since: 2011 1956
24th Wettest Wettest since: 2007 2016
Ties: 1965
Oct 2011–Apr 2012
7-Month
12.96"
(329.18mm)
12.05"
(306.07mm)
0.91"
(23.11mm)
78th Driest Driest since: 2011 1934
47th Wettest Wettest since: 2010 1973
Sep 2011–Apr 2012
8-Month
14.64"
(371.86mm)
15.75"
(400.05mm)
-1.11"
(-28.19mm)
49th Driest Driest since: 2003 1956
76th Wettest Wettest since: 2011 2019
Aug 2011–Apr 2012
9-Month
17.66"
(448.56mm)
19.61"
(498.09mm)
-1.95"
(-49.53mm)
37th Driest Driest since: 2004 1956
88th Wettest Wettest since: 2011 2019
Jul 2011–Apr 2012
10-Month
21.06"
(534.92mm)
23.49"
(596.65mm)
-2.43"
(-61.73mm)
31st Driest Driest since: 2000 1956
94th Wettest Wettest since: 2011 2019
Jun 2011–Apr 2012
11-Month
27.25"
(692.15mm)
28.09"
(713.49mm)
-0.84"
(-21.34mm)
52nd Driest Driest since: 2004 1956
73rd Wettest Wettest since: 2011 2019
May 2011–Apr 2012
12-Month
32.25"
(819.15mm)
32.14"
(816.36mm)
0.11"
(2.79mm)
60th Driest Driest since: 2006 1956
65th Wettest Wettest since: 2011 2019
Nov 2010–Apr 2012
18-Month
42.76"
(1,086.10mm)
41.90"
(1,064.26mm)
0.86"
(21.84mm)
66th Driest Driest since: 2006 1956
58th Wettest Wettest since: 2011 1994
May 2010–Apr 2012
24-Month
76.26"
(1,937.00mm)
64.29"
(1,632.97mm)
11.97"
(304.03mm)
111th Driest Driest since: 2008 1957
13th Wettest Wettest since: 2011 2017
May 2009–Apr 2012
36-Month
115.05"
(2,922.27mm)
96.34"
(2,447.04mm)
18.71"
(475.23mm)
116th Driest Driest since: 2008 1958
7th Wettest Wettest since: 2011 2011
May 2008–Apr 2012
48-Month
156.50"
(3,975.10mm)
128.30"
(3,258.82mm)
28.20"
(716.28mm)
118th Driest Driest since: 2010 1957
4th Wettest Wettest since: 2011 2011
May 2007–Apr 2012
60-Month
198.40"
(5,039.36mm)
160.29"
(4,071.37mm)
38.11"
(967.99mm)
119th Driest Driest since: 2010 1958
2nd Wettest Wettest since: 2011 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/