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 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, January 1921

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
January 1921
1-Month
0.48"
(12.19mm)
0.98"
(24.89mm)
-0.50"
(-12.70mm)
23rd Driest Driest since: 1920 1981
103rd Wettest Wettest since: 1918 1949
Ties: 1896
Dec 1920–Jan 1921
2-Month
1.66"
(42.16mm)
2.08"
(52.83mm)
-0.42"
(-10.67mm)
42nd Driest Driest since: 1920 2003
83rd Wettest Wettest since: 1917 2016
Nov 1920–Jan 1921
3-Month
3.88"
(98.55mm)
3.82"
(97.03mm)
0.06"
(1.52mm)
68th Driest Driest since: 1919 2003
57th Wettest Wettest since: 1920 1932
Oct 1920–Jan 1921
4-Month
5.99"
(152.15mm)
6.13"
(155.70mm)
-0.14"
(-3.55mm)
62nd Driest Driest since: 1918 1911
63rd Wettest Wettest since: 1920 1932
Sep 1920–Jan 1921
5-Month
9.22"
(234.19mm)
9.83"
(249.68mm)
-0.61"
(-15.49mm)
56th Driest Driest since: 1919 1977
69th Wettest Wettest since: 1920 1932
Aug 1920–Jan 1921
6-Month
12.62"
(320.55mm)
13.69"
(347.73mm)
-1.07"
(-27.18mm)
52nd Driest Driest since: 1919 1977
73rd Wettest Wettest since: 1920 2019
Jul 1920–Jan 1921
7-Month
16.59"
(421.39mm)
17.57"
(446.28mm)
-0.98"
(-24.89mm)
54th Driest Driest since: 1919 1977
71st Wettest Wettest since: 1920 2019
Jun 1920–Jan 1921
8-Month
19.94"
(506.48mm)
22.18"
(563.37mm)
-2.24"
(-56.89mm)
43rd Driest Driest since: 1918 1977
82nd Wettest Wettest since: 1920 2019
May 1920–Jan 1921
9-Month
23.24"
(590.30mm)
26.22"
(665.99mm)
-2.98"
(-75.69mm)
31st Driest Driest since: 1918 1977
94th Wettest Wettest since: 1920 1994
Apr 1920–Jan 1921
10-Month
27.64"
(702.06mm)
29.17"
(740.92mm)
-1.53"
(-38.86mm)
48th Driest Driest since: 1918 1911
77th Wettest Wettest since: 1920 1994
Mar 1920–Jan 1921
11-Month
30.59"
(776.99mm)
31.14"
(790.96mm)
-0.55"
(-13.97mm)
56th Driest Driest since: 1918 1911
69th Wettest Wettest since: 1920 1994
Feb 1920–Jan 1921
12-Month
31.11"
(790.19mm)
32.15"
(816.61mm)
-1.04"
(-26.42mm)
52nd Driest Driest since: 1918 1911
73rd Wettest Wettest since: 1920 1994
Aug 1919–Jan 1921
18-Month
46.62"
(1,184.15mm)
45.86"
(1,164.84mm)
0.76"
(19.31mm)
68th Driest Driest since: 1919 1957
56th Wettest Wettest since: 1920 1994
Feb 1919–Jan 1921
24-Month
67.70"
(1,719.58mm)
64.28"
(1,632.71mm)
3.42"
(86.87mm)
81st Driest Driest since: 1919 1990
43rd Wettest Wettest since: 1920 2009
Feb 1918–Jan 1921
36-Month
99.50"
(2,527.30mm)
96.29"
(2,445.77mm)
3.21"
(81.53mm)
78th Driest Driest since: 1920 1958
45th Wettest Wettest since: 1916 2011
Feb 1917–Jan 1921
48-Month
127.25"
(3,232.15mm)
128.27"
(3,258.06mm)
-1.02"
(-25.91mm)
56th Driest Driest since: 1920 1959
66th Wettest Wettest since: 1917 2011
Feb 1916–Jan 1921
60-Month
154.14"
(3,915.16mm)
160.30"
(4,071.62mm)
-6.16"
(-156.46mm)
28th Driest Driest since: 1915 1957
93rd Wettest Wettest since: 1920 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/