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 October 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, May 1955

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
May 1955
1-Month
2.71"
(68.83mm)
4.05"
(102.87mm)
-1.34"
(-34.04mm)
23rd Driest Driest since: 1953 1934
103rd Wettest Wettest since: 1954 2013
Apr–May 1955
2-Month
6.21"
(157.73mm)
6.99"
(177.55mm)
-0.78"
(-19.82mm)
46th Driest Driest since: 1953 1934
80th Wettest Wettest since: 1954 2013
Mar–May 1955
3-Month
7.18"
(182.37mm)
8.95"
(227.33mm)
-1.77"
(-44.96mm)
25th Driest Driest since: 1949 1934
101st Wettest Wettest since: 1954 2013
Feb–May 1955
4-Month
8.48"
(215.39mm)
9.96"
(252.98mm)
-1.48"
(-37.59mm)
32nd Driest Driest since: 1949 1934
94th Wettest Wettest since: 1954 2013
Jan–May 1955
5-Month
9.38"
(238.25mm)
10.94"
(277.88mm)
-1.56"
(-39.63mm)
29th Driest Driest since: 1941 1934
97th Wettest Wettest since: 1954 2013
Dec 1954–May 1955
6-Month
10.10"
(256.54mm)
12.04"
(305.82mm)
-1.94"
(-49.28mm)
24th Driest Driest since: 1940 1934
101st Wettest Wettest since: 1954 2013
Nov 1954–May 1955
7-Month
10.34"
(262.64mm)
13.78"
(350.01mm)
-3.44"
(-87.37mm)
15th Driest Driest since: 1940 1934
110th Wettest Wettest since: 1954 2013
Oct 1954–May 1955
8-Month
14.50"
(368.30mm)
16.10"
(408.94mm)
-1.60"
(-40.64mm)
38th Driest Driest since: 1940 1934
87th Wettest Wettest since: 1954 2019
Sep 1954–May 1955
9-Month
16.69"
(423.93mm)
19.79"
(502.67mm)
-3.10"
(-78.74mm)
26th Driest Driest since: 1954 1934
99th Wettest Wettest since: 1952 2019
Aug 1954–May 1955
10-Month
23.77"
(603.76mm)
23.65"
(600.71mm)
0.12"
(3.05mm)
63rd Driest Driest since: 1954 1934
62nd Wettest Wettest since: 1952 2019
Jul 1954–May 1955
11-Month
25.57"
(649.48mm)
27.54"
(699.52mm)
-1.97"
(-50.04mm)
38th Driest Driest since: 1954 1934
87th Wettest Wettest since: 1952 2019
Jun 1954–May 1955
12-Month
31.97"
(812.04mm)
32.14"
(816.36mm)
-0.17"
(-4.32mm)
62nd Driest Driest since: 1954 1934
63rd Wettest Wettest since: 1952 2019
Dec 1953–May 1955
18-Month
44.90"
(1,140.46mm)
44.20"
(1,122.68mm)
0.70"
(17.78mm)
62nd Driest Driest since: 1954 1934
62nd Wettest Wettest since: 1952 2019
Jun 1953–May 1955
24-Month
58.50"
(1,485.90mm)
64.29"
(1,632.97mm)
-5.79"
(-147.07mm)
25th Driest Driest since: 1954 1957
99th Wettest Wettest since: 1953 2011
Jun 1952–May 1955
36-Month
87.99"
(2,234.95mm)
96.33"
(2,446.78mm)
-8.34"
(-211.83mm)
19th Driest Driest since: 1941 1958
104th Wettest Wettest since: 1954 2011
Jun 1951–May 1955
48-Month
123.75"
(3,143.25mm)
128.31"
(3,259.07mm)
-4.56"
(-115.82mm)
35th Driest Driest since: 1942 1957
87th Wettest Wettest since: 1954 2011
Jun 1950–May 1955
60-Month
158.13"
(4,016.50mm)
160.32"
(4,072.13mm)
-2.19"
(-55.63mm)
46th Driest Driest since: 1954 1958
75th Wettest Wettest since: 1953 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 13, 2019 from https://www.ncdc.noaa.gov/cag/