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 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, January 1899

View Period (Months):All12345678910111218243648
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
January 1899
1-Month
0.25"
(6.35mm)
0.98"
(24.89mm)
-0.73"
(-18.54mm)
7th Driest Driest to Date 1981
121st Wettest Wettest since: 1898 1949
Ties: 1903
Dec 1898–Jan 1899
2-Month
0.71"
(18.03mm)
2.08"
(52.83mm)
-1.37"
(-34.80mm)
2nd Driest Driest to Date 2003
125th Wettest Wettest since: 1898 2016
Nov 1898–Jan 1899
3-Month
2.17"
(55.12mm)
3.82"
(97.03mm)
-1.65"
(-41.91mm)
18th Driest Driest to Date 2003
109th Wettest Wettest since: 1898 1932
Oct 1898–Jan 1899
4-Month
5.75"
(146.05mm)
6.13"
(155.70mm)
-0.38"
(-9.65mm)
56th Driest Driest since: 1898 1911
71st Wettest Wettest since: 1897 1932
Sep 1898–Jan 1899
5-Month
8.37"
(212.60mm)
9.83"
(249.68mm)
-1.46"
(-37.08mm)
44th Driest Driest since: 1898 1977
83rd Wettest Wettest since: 1897 1932
Aug 1898–Jan 1899
6-Month
11.76"
(298.70mm)
13.69"
(347.73mm)
-1.93"
(-49.03mm)
37th Driest Driest since: 1898 1977
90th Wettest Wettest since: 1897 2019
Jul 1898–Jan 1899
7-Month
14.44"
(366.78mm)
17.57"
(446.28mm)
-3.13"
(-79.50mm)
28th Driest Driest since: 1898 1977
99th Wettest Wettest since: 1897 2019
Jun 1898–Jan 1899
8-Month
18.84"
(478.54mm)
22.18"
(563.37mm)
-3.34"
(-84.83mm)
27th Driest Driest since: 1898 1977
100th Wettest Wettest since: 1897 2019
May 1898–Jan 1899
9-Month
23.31"
(592.07mm)
26.22"
(665.99mm)
-2.91"
(-73.92mm)
32nd Driest Driest since: 1898 1977
95th Wettest Wettest since: 1897 1994
Apr 1898–Jan 1899
10-Month
25.78"
(654.81mm)
29.17"
(740.92mm)
-3.39"
(-86.11mm)
30th Driest Driest since: 1898 1911
97th Wettest Wettest since: 1897 1994
Mar 1898–Jan 1899
11-Month
27.64"
(702.06mm)
31.14"
(790.96mm)
-3.50"
(-88.90mm)
32nd Driest Driest since: 1898 1911
95th Wettest Wettest since: 1897 1994
Feb 1898–Jan 1899
12-Month
28.78"
(731.01mm)
32.15"
(816.61mm)
-3.37"
(-85.60mm)
32nd Driest Driest since: 1898 1911
95th Wettest Wettest since: 1897 1994
Aug 1897–Jan 1899
18-Month
37.63"
(955.80mm)
45.86"
(1,164.84mm)
-8.23"
(-209.04mm)
9th Driest Driest to Date 1957
117th Wettest Wettest since: 1898 2020
Feb 1897–Jan 1899
24-Month
54.72"
(1,389.89mm)
64.28"
(1,632.71mm)
-9.56"
(-242.82mm)
10th Driest Driest to Date 1990
116th Wettest Wettest since: 1898 2020
Feb 1896–Jan 1899
36-Month
92.87"
(2,358.90mm)
96.29"
(2,445.77mm)
-3.42"
(-86.87mm)
41st Driest Driest since: 1898 1958
84th Wettest Wettest to Date 2011
Feb 1895–Jan 1899
48-Month
118.82"
(3,018.03mm)
128.27"
(3,258.06mm)
-9.45"
(-240.03mm)
16th Driest Driest to Date 1959
108th Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 20, 2022 from https://www.ncdc.noaa.gov/cag/