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.


Iowa

Precipitation Rankings, August 2012

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 2012
1-Month
2.88"
(73.15mm)
3.84"
(97.54mm)
-0.96"
(-24.39mm)
39th Driest Driest since: 2008 1984
89th Wettest Wettest since: 2011 2007
Jul–Aug 2012
2-Month
4.05"
(102.87mm)
7.70"
(195.58mm)
-3.65"
(-92.71mm)
6th Driest Driest since: 1976 1947
122nd Wettest Wettest since: 2011 1993
Ties: 1936
Jun–Aug 2012
3-Month
6.86"
(174.24mm)
12.33"
(313.18mm)
-5.47"
(-138.94mm)
2nd Driest Driest since: 1927 1927
126th Wettest Wettest since: 2011 1993
May–Aug 2012
4-Month
10.37"
(263.40mm)
16.38"
(416.05mm)
-6.01"
(-152.65mm)
4th Driest Driest since: 1988 1936
124th Wettest Wettest since: 2011 1993
Apr–Aug 2012
5-Month
14.27"
(362.46mm)
19.32"
(490.73mm)
-5.05"
(-128.27mm)
8th Driest Driest since: 1988 1936
120th Wettest Wettest since: 2011 1993
Mar–Aug 2012
6-Month
16.18"
(410.97mm)
21.28"
(540.51mm)
-5.10"
(-129.54mm)
11th Driest Driest since: 1989 1936
117th Wettest Wettest since: 2011 1993
Feb–Aug 2012
7-Month
17.86"
(453.64mm)
22.29"
(566.17mm)
-4.43"
(-112.53mm)
16th Driest Driest since: 1989 1988
112th Wettest Wettest since: 2011 1993
Jan–Aug 2012
8-Month
18.43"
(468.12mm)
23.27"
(591.06mm)
-4.84"
(-122.94mm)
12th Driest Driest since: 1989 1988
116th Wettest Wettest since: 2011 1993
Dec 2011–Aug 2012
9-Month
20.51"
(520.95mm)
24.37"
(619.00mm)
-3.86"
(-98.05mm)
19th Driest Driest since: 2003 1988
108th Wettest Wettest since: 2011 1993
Nov 2011–Aug 2012
10-Month
22.59"
(573.79mm)
26.11"
(663.19mm)
-3.52"
(-89.40mm)
22nd Driest Driest since: 2003 1934
105th Wettest Wettest since: 2011 1993
Oct 2011–Aug 2012
11-Month
23.33"
(592.58mm)
28.42"
(721.87mm)
-5.09"
(-129.29mm)
13th Driest Driest since: 1989 1934
114th Wettest Wettest since: 2011 1993
Sep 2011–Aug 2012
12-Month
25.01"
(635.25mm)
32.12"
(815.85mm)
-7.11"
(-180.60mm)
10th Driest Driest since: 1989 1934
117th Wettest Wettest since: 2011 1993
Mar 2011–Aug 2012
18-Month
47.93"
(1,217.42mm)
53.43"
(1,357.12mm)
-5.50"
(-139.70mm)
23rd Driest Driest since: 1989 1911
104th Wettest Wettest since: 2011 1993
Sep 2010–Aug 2012
24-Month
59.44"
(1,509.78mm)
64.28"
(1,632.71mm)
-4.84"
(-122.93mm)
30th Driest Driest since: 2003 1934
96th Wettest Wettest since: 2011 1993
Sep 2009–Aug 2012
36-Month
106.12"
(2,695.45mm)
96.39"
(2,448.31mm)
9.73"
(247.14mm)
99th Driest Driest since: 2007 1957
26th Wettest Wettest since: 2011 2010
Sep 2008–Aug 2012
48-Month
144.48"
(3,669.79mm)
128.37"
(3,260.60mm)
16.11"
(409.19mm)
106th Driest Driest since: 2008 1936
18th Wettest Wettest since: 2011 2010
Sep 2007–Aug 2012
60-Month
186.97"
(4,749.04mm)
160.37"
(4,073.40mm)
26.60"
(675.64mm)
116th Driest Driest since: 2009 1957
7th Wettest Wettest since: 2011 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 24, 2022 from https://www.ncdc.noaa.gov/cag/