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


Iowa

Precipitation Rankings, January 1903

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1903
1-Month
0.25"
(6.35mm)
0.98"
(24.89mm)
-0.73"
(-18.54mm)
7th Driest Driest since: 1899 1981
122nd Wettest Wettest since: 1902 1949
Ties: 1899
Dec 1902–Jan 1903
2-Month
2.41"
(61.21mm)
2.08"
(52.83mm)
0.33"
(8.38mm)
87th Driest Driest since: 1902 2003
41st Wettest Wettest since: 1898 2016
Nov 1902–Jan 1903
3-Month
4.48"
(113.79mm)
3.82"
(97.03mm)
0.66"
(16.76mm)
91st Driest Driest since: 1902 2003
37th Wettest Wettest since: 1897 1932
Ties: 1997
Oct 1902–Jan 1903
4-Month
6.81"
(172.97mm)
6.13"
(155.70mm)
0.68"
(17.27mm)
80th Driest Driest since: 1902 1911
48th Wettest Wettest since: 1897 1932
Sep 1902–Jan 1903
5-Month
11.27"
(286.26mm)
9.83"
(249.68mm)
1.44"
(36.58mm)
89th Driest Driest since: 1902 1977
39th Wettest Wettest since: 1897 1932
Ties: 2008
Aug 1902–Jan 1903
6-Month
17.99"
(456.95mm)
13.69"
(347.73mm)
4.30"
(109.22mm)
110th Driest Driest since: 1902 1977
18th Wettest Wettest to Date 2019
Jul 1902–Jan 1903
7-Month
26.62"
(676.15mm)
17.57"
(446.28mm)
9.05"
(229.87mm)
126th Driest Driest since: 1902 1977
2nd Wettest Wettest to Date 2019
Jun 1902–Jan 1903
8-Month
33.75"
(857.25mm)
22.18"
(563.37mm)
11.57"
(293.88mm)
125th Driest Driest since: 1902 1977
3rd Wettest Wettest to Date 2019
May 1902–Jan 1903
9-Month
39.29"
(997.97mm)
26.22"
(665.99mm)
13.07"
(331.98mm)
125th Driest Driest since: 1902 1977
3rd Wettest Wettest to Date 1994
Apr 1902–Jan 1903
10-Month
41.03"
(1,042.16mm)
29.17"
(740.92mm)
11.86"
(301.24mm)
125th Driest Driest since: 1902 1911
3rd Wettest Wettest to Date 1994
Mar 1902–Jan 1903
11-Month
42.47"
(1,078.74mm)
31.14"
(790.96mm)
11.33"
(287.78mm)
124th Driest Driest since: 1902 1911
4th Wettest Wettest to Date 1994
Feb 1902–Jan 1903
12-Month
43.15"
(1,096.01mm)
32.15"
(816.61mm)
11.00"
(279.40mm)
124th Driest Driest since: 1902 1911
4th Wettest Wettest to Date 1994
Aug 1901–Jan 1903
18-Month
53.97"
(1,370.84mm)
45.86"
(1,164.84mm)
8.11"
(206.00mm)
111th Driest Driest since: 1902 1957
16th Wettest Wettest to Date 2020
Feb 1901–Jan 1903
24-Month
67.83"
(1,722.88mm)
64.28"
(1,632.71mm)
3.55"
(90.17mm)
85th Driest Driest since: 1902 1990
42nd Wettest Wettest to Date 2020
Feb 1900–Jan 1903
36-Month
103.48"
(2,628.39mm)
96.29"
(2,445.77mm)
7.19"
(182.62mm)
97th Driest Driest since: 1902 1958
29th Wettest Wettest to Date 2011
Feb 1899–Jan 1903
48-Month
132.19"
(3,357.63mm)
128.27"
(3,258.06mm)
3.92"
(99.57mm)
79th Driest Driest since: 1902 1959
46th Wettest Wettest to Date 2011
Feb 1898–Jan 1903
60-Month
160.97"
(4,088.64mm)
160.30"
(4,071.62mm)
0.67"
(17.02mm)
61st Driest Driest since: 1902 1957
63rd Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on October 7, 2022 from https://www.ncdc.noaa.gov/cag/