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 November 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, January 1991

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
January 1991
1-Month
0.77"
(19.56mm)
0.98"
(24.89mm)
-0.21"
(-5.33mm)
51st Driest Driest since: 1988 1981
77th Wettest Wettest since: 1990 1949
Ties: 1943, 1959
Dec 1990–Jan 1991
2-Month
2.27"
(57.66mm)
2.08"
(52.83mm)
0.19"
(4.83mm)
77th Driest Driest since: 1990 2003
50th Wettest Wettest since: 1988 2016
Nov 1990–Jan 1991
3-Month
3.92"
(99.57mm)
3.82"
(97.03mm)
0.10"
(2.54mm)
71st Driest Driest since: 1990 2003
56th Wettest Wettest since: 1989 1932
Oct 1990–Jan 1991
4-Month
5.80"
(147.32mm)
6.13"
(155.70mm)
-0.33"
(-8.38mm)
57th Driest Driest since: 1990 1911
70th Wettest Wettest since: 1988 1932
Sep 1990–Jan 1991
5-Month
7.19"
(182.63mm)
9.83"
(249.68mm)
-2.64"
(-67.05mm)
28th Driest Driest since: 1981 1977
99th Wettest Wettest since: 1990 1932
Aug 1990–Jan 1991
6-Month
11.51"
(292.35mm)
13.69"
(347.73mm)
-2.18"
(-55.38mm)
34th Driest Driest since: 1977 1977
93rd Wettest Wettest since: 1990 2019
Jul 1990–Jan 1991
7-Month
17.88"
(454.15mm)
17.57"
(446.28mm)
0.31"
(7.87mm)
72nd Driest Driest since: 1990 1977
55th Wettest Wettest since: 1988 2019
Jun 1990–Jan 1991
8-Month
25.84"
(656.34mm)
22.18"
(563.37mm)
3.66"
(92.97mm)
98th Driest Driest since: 1990 1977
29th Wettest Wettest since: 1987 2019
May 1990–Jan 1991
9-Month
31.57"
(801.88mm)
26.22"
(665.99mm)
5.35"
(135.89mm)
106th Driest Driest since: 1990 1977
21st Wettest Wettest since: 1987 1994
Apr 1990–Jan 1991
10-Month
33.83"
(859.28mm)
29.17"
(740.92mm)
4.66"
(118.36mm)
100th Driest Driest since: 1990 1911
27th Wettest Wettest since: 1987 1994
Mar 1990–Jan 1991
11-Month
38.13"
(968.50mm)
31.14"
(790.96mm)
6.99"
(177.54mm)
110th Driest Driest since: 1990 1911
17th Wettest Wettest since: 1987 1994
Feb 1990–Jan 1991
12-Month
38.80"
(985.52mm)
32.15"
(816.61mm)
6.65"
(168.91mm)
107th Driest Driest since: 1990 1911
20th Wettest Wettest since: 1987 1994
Aug 1989–Jan 1991
18-Month
50.65"
(1,286.51mm)
45.86"
(1,164.84mm)
4.79"
(121.67mm)
100th Driest Driest since: 1990 1957
26th Wettest Wettest since: 1987 2020
Feb 1989–Jan 1991
24-Month
63.45"
(1,611.63mm)
64.28"
(1,632.71mm)
-0.83"
(-21.08mm)
55th Driest Driest since: 1990 1990
71st Wettest Wettest since: 1988 2020
Feb 1988–Jan 1991
36-Month
85.09"
(2,161.29mm)
96.29"
(2,445.77mm)
-11.20"
(-284.48mm)
11th Driest Driest since: 1990 1958
114th Wettest Wettest since: 1989 2011
Feb 1987–Jan 1991
48-Month
118.38"
(3,006.85mm)
128.27"
(3,258.06mm)
-9.89"
(-251.21mm)
15th Driest Driest since: 1959 1959
109th Wettest Wettest since: 1990 2011
Feb 1986–Jan 1991
60-Month
158.38"
(4,022.85mm)
160.30"
(4,071.62mm)
-1.92"
(-48.77mm)
50th Driest Driest since: 1990 1957
73rd Wettest Wettest since: 1989 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2021, retrieved on December 9, 2021 from https://www.ncdc.noaa.gov/cag/