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 1990

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 1990
1-Month
4.32"
(109.73mm)
3.84"
(97.54mm)
0.48"
(12.19mm)
85th Driest Driest since: 1989 1984
43rd Wettest Wettest since: 1987 2007
Ties: 1972
Jul–Aug 1990
2-Month
10.69"
(271.53mm)
7.70"
(195.58mm)
2.99"
(75.95mm)
110th Driest Driest since: 1989 1947
18th Wettest Wettest since: 1987 1993
Jun–Aug 1990
3-Month
18.65"
(473.71mm)
12.33"
(313.18mm)
6.32"
(160.53mm)
123rd Driest Driest since: 1989 1927
5th Wettest Wettest since: 1902 1993
May–Aug 1990
4-Month
24.38"
(619.25mm)
16.38"
(416.05mm)
8.00"
(203.20mm)
124th Driest Driest since: 1989 1936
4th Wettest Wettest since: 1902 1993
Apr–Aug 1990
5-Month
26.64"
(676.66mm)
19.32"
(490.73mm)
7.32"
(185.93mm)
122nd Driest Driest since: 1989 1936
6th Wettest Wettest since: 1951 1993
Mar–Aug 1990
6-Month
30.94"
(785.88mm)
21.28"
(540.51mm)
9.66"
(245.37mm)
124th Driest Driest since: 1989 1936
4th Wettest Wettest since: 1951 1993
Ties: 1951
Feb–Aug 1990
7-Month
31.61"
(802.89mm)
22.29"
(566.17mm)
9.32"
(236.72mm)
123rd Driest Driest since: 1989 1988
5th Wettest Wettest since: 1951 1993
Jan–Aug 1990
8-Month
32.49"
(825.25mm)
23.27"
(591.06mm)
9.22"
(234.19mm)
123rd Driest Driest since: 1989 1988
5th Wettest Wettest since: 1951 1993
Dec 1989–Aug 1990
9-Month
32.85"
(834.39mm)
24.37"
(619.00mm)
8.48"
(215.39mm)
120th Driest Driest since: 1989 1988
7th Wettest Wettest since: 1951 1993
Nov 1989–Aug 1990
10-Month
33.12"
(841.25mm)
26.11"
(663.19mm)
7.01"
(178.06mm)
118th Driest Driest since: 1989 1934
9th Wettest Wettest since: 1973 1993
Oct 1989–Aug 1990
11-Month
35.04"
(890.02mm)
28.42"
(721.87mm)
6.62"
(168.15mm)
114th Driest Driest since: 1989 1934
13th Wettest Wettest since: 1973 1993
Sep 1989–Aug 1990
12-Month
39.88"
(1,012.95mm)
32.12"
(815.85mm)
7.76"
(197.10mm)
115th Driest Driest since: 1989 1934
12th Wettest Wettest since: 1973 1993
Mar 1989–Aug 1990
18-Month
55.72"
(1,415.29mm)
53.43"
(1,357.12mm)
2.29"
(58.17mm)
77th Driest Driest since: 1989 1911
50th Wettest Wettest since: 1987 1993
Sep 1988–Aug 1990
24-Month
64.85"
(1,647.19mm)
64.28"
(1,632.71mm)
0.57"
(14.48mm)
62nd Driest Driest since: 1989 1934
64th Wettest Wettest since: 1987 1993
Sep 1987–Aug 1990
36-Month
86.46"
(2,196.08mm)
96.39"
(2,448.31mm)
-9.93"
(-252.23mm)
16th Driest Driest since: 1989 1957
109th Wettest Wettest since: 1988 2010
Sep 1986–Aug 1990
48-Month
124.03"
(3,150.36mm)
128.37"
(3,260.60mm)
-4.34"
(-110.24mm)
35th Driest Driest since: 1989 1936
89th Wettest Wettest since: 1988 2010
Sep 1985–Aug 1990
60-Month
163.39"
(4,150.11mm)
160.37"
(4,073.40mm)
3.02"
(76.71mm)
69th Driest Driest since: 1989 1957
54th Wettest Wettest since: 1988 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/