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 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, September 2013

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 2013
1-Month
1.94"
(49.28mm)
3.67"
(93.22mm)
-1.73"
(-43.94mm)
21st Driest Driest since: 2012 1939
107th Wettest Wettest since: 2010 1965
Aug–Sep 2013
2-Month
3.43"
(87.12mm)
7.51"
(190.75mm)
-4.08"
(-103.63mm)
4th Driest Driest since: 1984 1976
124th Wettest Wettest since: 2012 2018
Jul–Sep 2013
3-Month
5.17"
(131.32mm)
11.36"
(288.54mm)
-6.19"
(-157.22mm)
1st Driest Driest to Date 2013
127th Wettest Wettest since: 2012 1993
Jun–Sep 2013
4-Month
10.06"
(255.52mm)
16.00"
(406.40mm)
-5.94"
(-150.88mm)
3rd Driest Driest since: 2012 2012
125th Wettest Wettest since: 2011 1993
May–Sep 2013
5-Month
18.71"
(475.23mm)
20.04"
(509.02mm)
-1.33"
(-33.79mm)
50th Driest Driest since: 2012 1976
78th Wettest Wettest since: 2011 1993
Apr–Sep 2013
6-Month
25.14"
(638.56mm)
22.99"
(583.95mm)
2.15"
(54.61mm)
92nd Driest Driest since: 2012 1988
36th Wettest Wettest since: 2010 1993
Mar–Sep 2013
7-Month
27.23"
(691.64mm)
24.94"
(633.48mm)
2.29"
(58.16mm)
92nd Driest Driest since: 2012 1988
36th Wettest Wettest since: 2010 1993
Feb–Sep 2013
8-Month
28.50"
(723.90mm)
25.96"
(659.38mm)
2.54"
(64.52mm)
94th Driest Driest since: 2012 1988
34th Wettest Wettest since: 2010 1993
Jan–Sep 2013
9-Month
29.45"
(748.03mm)
26.93"
(684.02mm)
2.52"
(64.01mm)
94th Driest Driest since: 2012 1988
34th Wettest Wettest since: 2010 1993
Dec 2012–Sep 2013
10-Month
30.98"
(786.89mm)
28.04"
(712.22mm)
2.94"
(74.67mm)
95th Driest Driest since: 2012 1988
32nd Wettest Wettest since: 2010 1993
Nov 2012–Sep 2013
11-Month
32.03"
(813.56mm)
29.78"
(756.41mm)
2.25"
(57.15mm)
86th Driest Driest since: 2012 1934
41st Wettest Wettest since: 2010 1993
Oct 2012–Sep 2013
12-Month
35.01"
(889.25mm)
32.09"
(815.09mm)
2.92"
(74.16mm)
90th Driest Driest since: 2012 1934
37th Wettest Wettest since: 2010 1993
Apr 2012–Sep 2013
18-Month
50.90"
(1,292.86mm)
55.13"
(1,400.30mm)
-4.23"
(-107.44mm)
31st Driest Driest since: 2012 1934
96th Wettest Wettest since: 2011 1993
Oct 2011–Sep 2013
24-Month
59.96"
(1,522.98mm)
64.26"
(1,632.20mm)
-4.30"
(-109.22mm)
32nd Driest Driest since: 2012 1956
94th Wettest Wettest since: 2011 1993
Oct 2010–Sep 2013
36-Month
90.67"
(2,303.02mm)
96.36"
(2,447.54mm)
-5.69"
(-144.52mm)
30th Driest Driest since: 1990 1957
95th Wettest Wettest since: 2012 2010
Oct 2009–Sep 2013
48-Month
141.02"
(3,581.91mm)
128.36"
(3,260.34mm)
12.66"
(321.57mm)
102nd Driest Driest since: 2007 1958
22nd Wettest Wettest since: 2012 2010
Oct 2008–Sep 2013
60-Month
176.95"
(4,494.53mm)
160.34"
(4,072.64mm)
16.61"
(421.89mm)
103rd Driest Driest since: 2007 1957
20th Wettest Wettest since: 2012 2010

Citing This Page

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