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 January 2020. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, January 1990

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
January 1990
1-Month
0.88"
(22.35mm)
0.98"
(24.89mm)
-0.10"
(-2.54mm)
65th Driest Driest since: 1988 1981
62nd Wettest Wettest since: 1989 1949
Dec 1989–Jan 1990
2-Month
1.24"
(31.50mm)
2.08"
(52.83mm)
-0.84"
(-21.33mm)
20th Driest Driest since: 1987 2003
106th Wettest Wettest since: 1989 2016
Ties: 1911
Nov 1989–Jan 1990
3-Month
1.51"
(38.35mm)
3.82"
(97.03mm)
-2.31"
(-58.68mm)
4th Driest Driest since: 1977 2003
122nd Wettest Wettest since: 1989 1932
Oct 1989–Jan 1990
4-Month
3.43"
(87.12mm)
6.13"
(155.70mm)
-2.70"
(-68.58mm)
11th Driest Driest since: 1977 1911
115th Wettest Wettest since: 1989 1932
Sep 1989–Jan 1990
5-Month
8.27"
(210.06mm)
9.83"
(249.68mm)
-1.56"
(-39.62mm)
42nd Driest Driest since: 1981 1977
84th Wettest Wettest since: 1989 1932
Aug 1989–Jan 1990
6-Month
11.85"
(300.99mm)
13.69"
(347.73mm)
-1.84"
(-46.74mm)
38th Driest Driest since: 1977 1977
88th Wettest Wettest since: 1989 2019
Jul 1989–Jan 1990
7-Month
15.19"
(385.83mm)
17.57"
(446.28mm)
-2.38"
(-60.45mm)
35th Driest Driest since: 1989 1977
91st Wettest Wettest since: 1988 2019
Jun 1989–Jan 1990
8-Month
18.55"
(471.17mm)
22.18"
(563.37mm)
-3.63"
(-92.20mm)
25th Driest Driest since: 1989 1977
101st Wettest Wettest since: 1988 2019
May 1989–Jan 1990
9-Month
21.12"
(536.45mm)
26.22"
(665.99mm)
-5.10"
(-129.54mm)
16th Driest Driest since: 1989 1977
110th Wettest Wettest since: 1988 1994
Apr 1989–Jan 1990
10-Month
23.21"
(589.53mm)
29.17"
(740.92mm)
-5.96"
(-151.39mm)
13th Driest Driest since: 1989 1911
113th Wettest Wettest since: 1988 1994
Mar 1989–Jan 1990
11-Month
24.11"
(612.39mm)
31.14"
(790.96mm)
-7.03"
(-178.57mm)
9th Driest Driest since: 1989 1911
117th Wettest Wettest since: 1988 1994
Feb 1989–Jan 1990
12-Month
24.65"
(626.11mm)
32.15"
(816.61mm)
-7.50"
(-190.50mm)
8th Driest Driest since: 1989 1911
118th Wettest Wettest since: 1988 1994
Aug 1988–Jan 1990
18-Month
37.37"
(949.20mm)
45.86"
(1,164.84mm)
-8.49"
(-215.64mm)
6th Driest Driest since: 1977 1957
119th Wettest Wettest since: 1989 2020
Feb 1988–Jan 1990
24-Month
46.29"
(1,175.77mm)
64.28"
(1,632.71mm)
-17.99"
(-456.94mm)
1st Driest Driest to Date 1990
124th Wettest Wettest since: 1989 2020
Feb 1987–Jan 1990
36-Month
79.58"
(2,021.33mm)
96.29"
(2,445.77mm)
-16.71"
(-424.44mm)
3rd Driest Driest since: 1958 1958
121st Wettest Wettest since: 1989 2011
Feb 1986–Jan 1990
48-Month
119.58"
(3,037.33mm)
128.27"
(3,258.06mm)
-8.69"
(-220.73mm)
20th Driest Driest since: 1959 1959
103rd Wettest Wettest since: 1989 2011
Feb 1985–Jan 1990
60-Month
150.31"
(3,817.87mm)
160.30"
(4,071.62mm)
-9.99"
(-253.75mm)
18th Driest Driest since: 1960 1957
104th Wettest Wettest since: 1989 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 17, 2020 from https://www.ncdc.noaa.gov/cag/