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, April 1985

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
April 1985
1-Month
2.34"
(59.44mm)
2.94"
(74.68mm)
-0.60"
(-15.24mm)
40th Driest Driest since: 1980 1926
86th Wettest Wettest since: 1984 2013
Mar–Apr 1985
2-Month
4.96"
(125.98mm)
4.90"
(124.46mm)
0.06"
(1.52mm)
66th Driest Driest since: 1981 1910
60th Wettest Wettest since: 1984 1991
Ties: 1921
Feb–Apr 1985
3-Month
6.08"
(154.43mm)
5.92"
(150.37mm)
0.16"
(4.06mm)
69th Driest Driest since: 1982 1910
57th Wettest Wettest since: 1984 1951
Jan–Apr 1985
4-Month
6.72"
(170.69mm)
6.89"
(175.01mm)
-0.17"
(-4.32mm)
54th Driest Driest since: 1981 1934
72nd Wettest Wettest since: 1984 1951
Ties: 1978
Dec 1984–Apr 1985
5-Month
8.82"
(224.03mm)
7.99"
(202.95mm)
0.83"
(21.08mm)
78th Driest Driest since: 1982 1956
47th Wettest Wettest since: 1984 1973
Nov 1984–Apr 1985
6-Month
10.86"
(275.84mm)
9.74"
(247.40mm)
1.12"
(28.44mm)
81st Driest Driest since: 1982 1956
44th Wettest Wettest since: 1984 2016
Oct 1984–Apr 1985
7-Month
16.11"
(409.19mm)
12.05"
(306.07mm)
4.06"
(103.12mm)
109th Driest Driest since: 1982 1934
16th Wettest Wettest since: 1984 1973
Sep 1984–Apr 1985
8-Month
18.18"
(461.77mm)
15.75"
(400.05mm)
2.43"
(61.72mm)
89th Driest Driest since: 1982 1956
36th Wettest Wettest since: 1984 2019
Aug 1984–Apr 1985
9-Month
19.17"
(486.92mm)
19.61"
(498.09mm)
-0.44"
(-11.17mm)
57th Driest Driest since: 1980 1956
68th Wettest Wettest since: 1984 2019
Ties: 1951
Jul 1984–Apr 1985
10-Month
23.19"
(589.03mm)
23.49"
(596.65mm)
-0.30"
(-7.62mm)
61st Driest Driest since: 1981 1956
64th Wettest Wettest since: 1984 2019
Jun 1984–Apr 1985
11-Month
29.84"
(757.94mm)
28.09"
(713.49mm)
1.75"
(44.45mm)
82nd Driest Driest since: 1981 1956
43rd Wettest Wettest since: 1984 2019
Ties: 1909
May 1984–Apr 1985
12-Month
34.60"
(878.84mm)
32.14"
(816.36mm)
2.46"
(62.48mm)
83rd Driest Driest since: 1982 1956
42nd Wettest Wettest since: 1984 2019
Nov 1983–Apr 1985
18-Month
49.43"
(1,255.52mm)
41.90"
(1,064.26mm)
7.53"
(191.26mm)
105th Driest Driest since: 1982 1956
19th Wettest Wettest since: 1984 1994
May 1983–Apr 1985
24-Month
72.07"
(1,830.58mm)
64.29"
(1,632.97mm)
7.78"
(197.61mm)
104th Driest Driest since: 1982 1957
20th Wettest Wettest since: 1984 2017
May 1982–Apr 1985
36-Month
114.27"
(2,902.46mm)
96.34"
(2,447.04mm)
17.93"
(455.42mm)
114th Driest Driest since: 1984 1958
9th Wettest Wettest since: 1975 2011
May 1981–Apr 1985
48-Month
147.92"
(3,757.17mm)
128.30"
(3,258.82mm)
19.62"
(498.35mm)
112th Driest Driest since: 1984 1957
10th Wettest Wettest to Date 2011
May 1980–Apr 1985
60-Month
178.18"
(4,525.77mm)
160.29"
(4,071.37mm)
17.89"
(454.40mm)
107th Driest Driest since: 1984 1958
14th Wettest Wettest since: 1975 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 22, 2020 from https://www.ncdc.noaa.gov/cag/