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 July 2022. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, August 2011

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 2011
1-Month
3.02"
(76.71mm)
3.84"
(97.54mm)
-0.82"
(-20.83mm)
42nd Driest Driest since: 2008 1984
86th Wettest Wettest since: 2010 2007
Ties: 2005
Jul–Aug 2011
2-Month
6.42"
(163.07mm)
7.70"
(195.58mm)
-1.28"
(-32.51mm)
40th Driest Driest since: 2005 1947
88th Wettest Wettest since: 2010 1993
Jun–Aug 2011
3-Month
12.61"
(320.29mm)
12.33"
(313.18mm)
0.28"
(7.11mm)
74th Driest Driest since: 2006 1927
54th Wettest Wettest since: 2010 1993
May–Aug 2011
4-Month
17.61"
(447.29mm)
16.38"
(416.05mm)
1.23"
(31.24mm)
78th Driest Driest since: 2006 1936
50th Wettest Wettest since: 2010 1993
Apr–Aug 2011
5-Month
21.42"
(544.07mm)
19.32"
(490.73mm)
2.10"
(53.34mm)
86th Driest Driest since: 2006 1936
42nd Wettest Wettest since: 2010 1993
Mar–Aug 2011
6-Month
22.92"
(582.17mm)
21.28"
(540.51mm)
1.64"
(41.66mm)
80th Driest Driest since: 2006 1936
48th Wettest Wettest since: 2010 1993
Feb–Aug 2011
7-Month
24.31"
(617.47mm)
22.29"
(566.17mm)
2.02"
(51.30mm)
84th Driest Driest since: 2006 1988
44th Wettest Wettest since: 2010 1993
Jan–Aug 2011
8-Month
25.25"
(641.35mm)
23.27"
(591.06mm)
1.98"
(50.29mm)
87th Driest Driest since: 2006 1988
41st Wettest Wettest since: 2010 1993
Dec 2010–Aug 2011
9-Month
26.48"
(672.59mm)
24.37"
(619.00mm)
2.11"
(53.59mm)
81st Driest Driest since: 2006 1988
46th Wettest Wettest since: 2010 1993
Nov 2010–Aug 2011
10-Month
28.12"
(714.25mm)
26.11"
(663.19mm)
2.01"
(51.06mm)
80th Driest Driest since: 2006 1934
47th Wettest Wettest since: 2010 1993
Oct 2010–Aug 2011
11-Month
29.03"
(737.36mm)
28.42"
(721.87mm)
0.61"
(15.49mm)
70th Driest Driest since: 2006 1934
57th Wettest Wettest since: 2010 1993
Ties: 1905
Sep 2010–Aug 2011
12-Month
34.43"
(874.52mm)
32.12"
(815.85mm)
2.31"
(58.67mm)
84th Driest Driest since: 2006 1934
43rd Wettest Wettest since: 2010 1993
Mar 2010–Aug 2011
18-Month
67.04"
(1,702.82mm)
53.43"
(1,357.12mm)
13.61"
(345.70mm)
119th Driest Driest since: 2007 1911
8th Wettest Wettest since: 2010 1993
Sep 2009–Aug 2011
24-Month
81.11"
(2,060.19mm)
64.28"
(1,632.71mm)
16.83"
(427.48mm)
119th Driest Driest since: 2009 1934
7th Wettest Wettest since: 2010 1993
Sep 2008–Aug 2011
36-Month
119.47"
(3,034.54mm)
96.39"
(2,448.31mm)
23.08"
(586.23mm)
121st Driest Driest since: 2008 1957
4th Wettest Wettest since: 2010 2010
Sep 2007–Aug 2011
48-Month
161.96"
(4,113.78mm)
128.37"
(3,260.60mm)
33.59"
(853.18mm)
122nd Driest Driest since: 2009 1936
2nd Wettest Wettest since: 2010 2010
Sep 2006–Aug 2011
60-Month
203.50"
(5,168.90mm)
160.37"
(4,073.40mm)
43.13"
(1,095.50mm)
122nd Driest Driest since: 2010 1957
1st Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 16, 2022 from https://www.ncei.noaa.gov/cag/