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


Iowa

Precipitation Rankings, May 1957

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1957
1-Month
4.94"
(125.48mm)
4.05"
(102.87mm)
0.89"
(22.61mm)
92nd Driest Driest since: 1956 1934
35th Wettest Wettest since: 1951 2013
Apr–May 1957
2-Month
7.46"
(189.48mm)
6.99"
(177.55mm)
0.47"
(11.93mm)
71st Driest Driest since: 1956 1934
56th Wettest Wettest since: 1954 2013
Mar–May 1957
3-Month
9.34"
(237.24mm)
8.95"
(227.33mm)
0.39"
(9.91mm)
73rd Driest Driest since: 1956 1934
54th Wettest Wettest since: 1954 2013
Feb–May 1957
4-Month
9.68"
(245.87mm)
9.96"
(252.98mm)
-0.28"
(-7.11mm)
53rd Driest Driest since: 1956 1934
74th Wettest Wettest since: 1954 2013
Ties: 1904
Jan–May 1957
5-Month
10.24"
(260.10mm)
10.94"
(277.88mm)
-0.70"
(-17.78mm)
48th Driest Driest since: 1956 1934
79th Wettest Wettest since: 1954 2013
Dec 1956–May 1957
6-Month
10.76"
(273.30mm)
12.04"
(305.82mm)
-1.28"
(-32.52mm)
34th Driest Driest since: 1956 1934
92nd Wettest Wettest since: 1954 2013
Nov 1956–May 1957
7-Month
12.79"
(324.87mm)
13.78"
(350.01mm)
-0.99"
(-25.14mm)
45th Driest Driest since: 1956 1934
81st Wettest Wettest since: 1954 2013
Oct 1956–May 1957
8-Month
14.19"
(360.43mm)
16.10"
(408.94mm)
-1.91"
(-48.51mm)
30th Driest Driest since: 1956 1934
96th Wettest Wettest since: 1955 2019
Sep 1956–May 1957
9-Month
15.73"
(399.54mm)
19.79"
(502.67mm)
-4.06"
(-103.13mm)
19th Driest Driest since: 1956 1934
107th Wettest Wettest since: 1955 2019
Aug 1956–May 1957
10-Month
20.22"
(513.59mm)
23.65"
(600.71mm)
-3.43"
(-87.12mm)
23rd Driest Driest since: 1956 1934
103rd Wettest Wettest since: 1955 2019
Ties: 1902
Jul 1956–May 1957
11-Month
24.74"
(628.40mm)
27.54"
(699.52mm)
-2.80"
(-71.12mm)
31st Driest Driest since: 1956 1934
95th Wettest Wettest since: 1955 2019
Jun 1956–May 1957
12-Month
27.34"
(694.44mm)
32.14"
(816.36mm)
-4.80"
(-121.92mm)
19th Driest Driest since: 1956 1934
107th Wettest Wettest since: 1955 2019
Dec 1955–May 1957
18-Month
35.01"
(889.25mm)
44.20"
(1,122.68mm)
-9.19"
(-233.43mm)
8th Driest Driest since: 1956 1934
117th Wettest Wettest since: 1955 2019
Jun 1955–May 1957
24-Month
48.11"
(1,221.99mm)
64.29"
(1,632.97mm)
-16.18"
(-410.98mm)
1st Driest Driest to Date 1957
124th Wettest Wettest since: 1956 2020
Jun 1954–May 1957
36-Month
80.08"
(2,034.03mm)
96.33"
(2,446.78mm)
-16.25"
(-412.75mm)
3rd Driest Driest since: 1956 1958
121st Wettest Wettest since: 1955 2011
Jun 1953–May 1957
48-Month
106.61"
(2,707.89mm)
128.31"
(3,259.07mm)
-21.70"
(-551.18mm)
1st Driest Driest to Date 1957
122nd Wettest Wettest since: 1956 2011
Jun 1952–May 1957
60-Month
136.10"
(3,456.94mm)
160.32"
(4,072.13mm)
-24.22"
(-615.19mm)
2nd Driest Driest to Date 1958
120th Wettest Wettest since: 1956 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 6, 2020 from https://www.ncdc.noaa.gov/cag/