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 1971

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 1971
1-Month
1.09"
(27.69mm)
0.98"
(24.89mm)
0.11"
(2.80mm)
85th Driest Driest since: 1970 1981
41st Wettest Wettest since: 1969 1949
Dec 1970–Jan 1971
2-Month
2.21"
(56.13mm)
2.08"
(52.83mm)
0.13"
(3.30mm)
72nd Driest Driest since: 1970 2003
53rd Wettest Wettest since: 1969 2016
Nov 1970–Jan 1971
3-Month
3.90"
(99.06mm)
3.82"
(97.03mm)
0.08"
(2.03mm)
69th Driest Driest since: 1970 2003
56th Wettest Wettest since: 1969 1932
Oct 1970–Jan 1971
4-Month
7.96"
(202.18mm)
6.13"
(155.70mm)
1.83"
(46.48mm)
101st Driest Driest since: 1970 1911
24th Wettest Wettest since: 1969 1932
Ties: 1936
Sep 1970–Jan 1971
5-Month
14.06"
(357.12mm)
9.83"
(249.68mm)
4.23"
(107.44mm)
113th Driest Driest since: 1970 1977
12th Wettest Wettest since: 1966 1932
Aug 1970–Jan 1971
6-Month
18.04"
(458.22mm)
13.69"
(347.73mm)
4.35"
(110.49mm)
110th Driest Driest since: 1970 1977
15th Wettest Wettest since: 1966 2019
Jul 1970–Jan 1971
7-Month
21.58"
(548.13mm)
17.57"
(446.28mm)
4.01"
(101.85mm)
101st Driest Driest since: 1970 1977
24th Wettest Wettest since: 1966 2019
Jun 1970–Jan 1971
8-Month
24.71"
(627.63mm)
22.18"
(563.37mm)
2.53"
(64.26mm)
92nd Driest Driest since: 1970 1977
33rd Wettest Wettest since: 1969 2019
May 1970–Jan 1971
9-Month
29.66"
(753.36mm)
26.22"
(665.99mm)
3.44"
(87.37mm)
94th Driest Driest since: 1970 1977
31st Wettest Wettest since: 1966 1994
Apr 1970–Jan 1971
10-Month
31.97"
(812.04mm)
29.17"
(740.92mm)
2.80"
(71.12mm)
87th Driest Driest since: 1970 1911
38th Wettest Wettest since: 1969 1994
Mar 1970–Jan 1971
11-Month
34.17"
(867.92mm)
31.14"
(790.96mm)
3.03"
(76.96mm)
84th Driest Driest since: 1970 1911
41st Wettest Wettest since: 1966 1994
Feb 1970–Jan 1971
12-Month
34.34"
(872.24mm)
32.15"
(816.61mm)
2.19"
(55.63mm)
81st Driest Driest since: 1970 1911
44th Wettest Wettest since: 1966 1994
Aug 1969–Jan 1971
18-Month
44.91"
(1,140.71mm)
45.86"
(1,164.84mm)
-0.95"
(-24.13mm)
52nd Driest Driest since: 1969 1957
72nd Wettest Wettest since: 1970 1994
Feb 1969–Jan 1971
24-Month
67.62"
(1,717.55mm)
64.28"
(1,632.71mm)
3.34"
(84.84mm)
79th Driest Driest since: 1970 1990
45th Wettest Wettest since: 1966 2009
Feb 1968–Jan 1971
36-Month
101.57"
(2,579.88mm)
96.29"
(2,445.77mm)
5.28"
(134.11mm)
88th Driest Driest since: 1970 1958
35th Wettest Wettest since: 1962 2011
Feb 1967–Jan 1971
48-Month
131.15"
(3,331.21mm)
128.27"
(3,258.06mm)
2.88"
(73.15mm)
74th Driest Driest since: 1970 1959
48th Wettest Wettest since: 1963 2011
Feb 1966–Jan 1971
60-Month
156.68"
(3,979.67mm)
160.30"
(4,071.62mm)
-3.62"
(-91.95mm)
38th Driest Driest since: 1968 1957
83rd Wettest Wettest since: 1970 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 24, 2020 from https://www.ncdc.noaa.gov/cag/