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 1901

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 1901
1-Month
0.71"
(18.03mm)
0.98"
(24.89mm)
-0.27"
(-6.86mm)
45th Driest Driest since: 1900 1981
81st Wettest Wettest since: 1898 1949
Dec 1900–Jan 1901
2-Month
1.15"
(29.21mm)
2.08"
(52.83mm)
-0.93"
(-23.62mm)
15th Driest Driest since: 1899 2003
110th Wettest Wettest since: 1900 2016
Nov 1900–Jan 1901
3-Month
2.21"
(56.13mm)
3.82"
(97.03mm)
-1.61"
(-40.90mm)
21st Driest Driest since: 1899 2003
104th Wettest Wettest since: 1900 1932
Oct 1900–Jan 1901
4-Month
6.18"
(156.97mm)
6.13"
(155.70mm)
0.05"
(1.27mm)
69th Driest Driest since: 1900 1911
56th Wettest Wettest since: 1897 1932
Sep 1900–Jan 1901
5-Month
11.20"
(284.48mm)
9.83"
(249.68mm)
1.37"
(34.80mm)
85th Driest Driest since: 1900 1977
40th Wettest Wettest since: 1897 1932
Aug 1900–Jan 1901
6-Month
15.93"
(404.62mm)
13.69"
(347.73mm)
2.24"
(56.89mm)
91st Driest Driest since: 1900 1977
34th Wettest Wettest to Date 2019
Jul 1900–Jan 1901
7-Month
22.52"
(572.01mm)
17.57"
(446.28mm)
4.95"
(125.73mm)
107th Driest Driest since: 1900 1977
18th Wettest Wettest to Date 2019
Jun 1900–Jan 1901
8-Month
26.47"
(672.34mm)
22.18"
(563.37mm)
4.29"
(108.97mm)
104th Driest Driest since: 1900 1977
21st Wettest Wettest to Date 2019
May 1900–Jan 1901
9-Month
29.60"
(751.84mm)
26.22"
(665.99mm)
3.38"
(85.85mm)
93rd Driest Driest since: 1900 1977
32nd Wettest Wettest since: 1897 1994
Apr 1900–Jan 1901
10-Month
32.29"
(820.17mm)
29.17"
(740.92mm)
3.12"
(79.25mm)
89th Driest Driest since: 1900 1911
36th Wettest Wettest since: 1897 1994
Mar 1900–Jan 1901
11-Month
34.38"
(873.25mm)
31.14"
(790.96mm)
3.24"
(82.29mm)
87th Driest Driest since: 1900 1911
38th Wettest Wettest since: 1897 1994
Feb 1900–Jan 1901
12-Month
35.65"
(905.51mm)
32.15"
(816.61mm)
3.50"
(88.90mm)
87th Driest Driest since: 1900 1911
38th Wettest Wettest since: 1897 1994
Aug 1899–Jan 1901
18-Month
45.26"
(1,149.60mm)
45.86"
(1,164.84mm)
-0.60"
(-15.24mm)
57th Driest Driest since: 1900 1957
67th Wettest Wettest since: 1897 1994
Feb 1899–Jan 1901
24-Month
64.36"
(1,634.74mm)
64.28"
(1,632.71mm)
0.08"
(2.03mm)
64th Driest Driest since: 1900 1990
60th Wettest Wettest to Date 2009
Feb 1898–Jan 1901
36-Month
93.14"
(2,365.76mm)
96.29"
(2,445.77mm)
-3.15"
(-80.01mm)
43rd Driest Driest since: 1900 1958
80th Wettest Wettest to Date 2011
Feb 1897–Jan 1901
48-Month
119.08"
(3,024.63mm)
128.27"
(3,258.06mm)
-9.19"
(-233.43mm)
18th Driest Driest since: 1899 1959
104th Wettest Wettest since: 1900 2011
Feb 1896–Jan 1901
60-Month
157.23"
(3,993.64mm)
160.30"
(4,071.62mm)
-3.07"
(-77.98mm)
43rd Driest Driest since: 1900 1957
78th Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 25, 2020 from https://www.ncdc.noaa.gov/cag/