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 1941

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 1941
1-Month
3.16"
(80.26mm)
4.05"
(102.87mm)
-0.89"
(-22.61mm)
36th Driest Driest since: 1940 1934
90th Wettest Wettest since: 1938 2013
Apr–May 1941
2-Month
5.68"
(144.27mm)
6.99"
(177.55mm)
-1.31"
(-33.28mm)
31st Driest Driest since: 1940 1934
95th Wettest Wettest since: 1938 2013
Mar–May 1941
3-Month
6.70"
(170.18mm)
8.95"
(227.33mm)
-2.25"
(-57.15mm)
20th Driest Driest since: 1939 1934
106th Wettest Wettest since: 1940 2013
Ties: 1981
Feb–May 1941
4-Month
7.19"
(182.63mm)
9.96"
(252.98mm)
-2.77"
(-70.35mm)
16th Driest Driest since: 1936 1934
110th Wettest Wettest since: 1940 2013
Jan–May 1941
5-Month
8.88"
(225.55mm)
10.94"
(277.88mm)
-2.06"
(-52.33mm)
23rd Driest Driest since: 1940 1934
103rd Wettest Wettest since: 1938 2013
Dec 1940–May 1941
6-Month
10.24"
(260.10mm)
12.04"
(305.82mm)
-1.80"
(-45.72mm)
27th Driest Driest since: 1940 1934
98th Wettest Wettest since: 1938 2013
Nov 1940–May 1941
7-Month
12.75"
(323.85mm)
13.78"
(350.01mm)
-1.03"
(-26.16mm)
44th Driest Driest since: 1940 1934
81st Wettest Wettest since: 1938 2013
Oct 1940–May 1941
8-Month
15.07"
(382.78mm)
16.10"
(408.94mm)
-1.03"
(-26.16mm)
46th Driest Driest since: 1940 1934
79th Wettest Wettest since: 1938 2019
Sep 1940–May 1941
9-Month
15.94"
(404.88mm)
19.79"
(502.67mm)
-3.85"
(-97.79mm)
20th Driest Driest since: 1940 1934
105th Wettest Wettest since: 1939 2019
Aug 1940–May 1941
10-Month
22.36"
(567.94mm)
23.65"
(600.71mm)
-1.29"
(-32.77mm)
46th Driest Driest since: 1940 1934
79th Wettest Wettest since: 1938 2019
Jul 1940–May 1941
11-Month
26.93"
(684.02mm)
27.54"
(699.52mm)
-0.61"
(-15.50mm)
60th Driest Driest since: 1940 1934
65th Wettest Wettest since: 1935 2019
Jun 1940–May 1941
12-Month
30.60"
(777.24mm)
32.14"
(816.36mm)
-1.54"
(-39.12mm)
49th Driest Driest since: 1940 1934
76th Wettest Wettest since: 1939 2019
Dec 1939–May 1941
18-Month
39.99"
(1,015.75mm)
44.20"
(1,122.68mm)
-4.21"
(-106.93mm)
27th Driest Driest since: 1940 1934
97th Wettest Wettest since: 1939 2019
Ties: 1968
Jun 1939–May 1941
24-Month
55.59"
(1,411.99mm)
64.29"
(1,632.97mm)
-8.70"
(-220.98mm)
13th Driest Driest since: 1935 1957
111th Wettest Wettest since: 1940 2011
Jun 1938–May 1941
36-Month
86.72"
(2,202.69mm)
96.33"
(2,446.78mm)
-9.61"
(-244.09mm)
12th Driest Driest since: 1940 1958
111th Wettest Wettest since: 1939 2011
Jun 1937–May 1941
48-Month
115.64"
(2,937.26mm)
128.31"
(3,259.07mm)
-12.67"
(-321.81mm)
12th Driest Driest since: 1940 1957
110th Wettest Wettest since: 1939 2011
Jun 1936–May 1941
60-Month
145.38"
(3,692.65mm)
160.32"
(4,072.13mm)
-14.94"
(-379.48mm)
11th Driest Driest since: 1940 1958
110th Wettest Wettest since: 1939 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/