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


Iowa

Precipitation Rankings, May 1917

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1917
1-Month
3.91"
(99.31mm)
4.05"
(102.87mm)
-0.14"
(-3.56mm)
60th Driest Driest since: 1914 1934
66th Wettest Wettest since: 1916 2013
Apr–May 1917
2-Month
8.30"
(210.82mm)
6.99"
(177.55mm)
1.31"
(33.27mm)
86th Driest Driest since: 1916 1934
40th Wettest Wettest since: 1915 2013
Mar–May 1917
3-Month
10.08"
(256.03mm)
8.95"
(227.33mm)
1.13"
(28.70mm)
84th Driest Driest since: 1916 1934
42nd Wettest Wettest since: 1913 2013
Feb–May 1917
4-Month
10.45"
(265.43mm)
9.96"
(252.98mm)
0.49"
(12.45mm)
75th Driest Driest since: 1916 1934
51st Wettest Wettest since: 1915 2013
Jan–May 1917
5-Month
11.30"
(287.02mm)
10.94"
(277.88mm)
0.36"
(9.14mm)
68th Driest Driest since: 1914 1934
58th Wettest Wettest since: 1916 2013
Ties: 2016
Dec 1916–May 1917
6-Month
12.32"
(312.93mm)
12.04"
(305.82mm)
0.28"
(7.11mm)
66th Driest Driest since: 1914 1934
59th Wettest Wettest since: 1916 2013
Nov 1916–May 1917
7-Month
13.86"
(352.04mm)
13.78"
(350.01mm)
0.08"
(2.03mm)
58th Driest Driest since: 1914 1934
67th Wettest Wettest since: 1916 2013
Oct 1916–May 1917
8-Month
15.99"
(406.15mm)
16.10"
(408.94mm)
-0.11"
(-2.79mm)
55th Driest Driest since: 1916 1934
70th Wettest Wettest since: 1915 2019
Sep 1916–May 1917
9-Month
19.84"
(503.94mm)
19.79"
(502.67mm)
0.05"
(1.27mm)
63rd Driest Driest since: 1914 1934
62nd Wettest Wettest since: 1916 2019
Aug 1916–May 1917
10-Month
22.52"
(572.01mm)
23.65"
(600.71mm)
-1.13"
(-28.70mm)
47th Driest Driest since: 1914 1934
78th Wettest Wettest since: 1916 2019
Jul 1916–May 1917
11-Month
24.28"
(616.71mm)
27.54"
(699.52mm)
-3.26"
(-82.81mm)
26th Driest Driest since: 1914 1934
99th Wettest Wettest since: 1916 2019
Ties: 1950
Jun 1916–May 1917
12-Month
27.99"
(710.95mm)
32.14"
(816.36mm)
-4.15"
(-105.41mm)
21st Driest Driest since: 1914 1934
104th Wettest Wettest since: 1916 2019
Dec 1915–May 1917
18-Month
40.46"
(1,027.68mm)
44.20"
(1,122.68mm)
-3.74"
(-95.00mm)
32nd Driest Driest since: 1914 1934
92nd Wettest Wettest since: 1916 2019
Jun 1915–May 1917
24-Month
64.70"
(1,643.38mm)
64.29"
(1,632.97mm)
0.41"
(10.41mm)
63rd Driest Driest since: 1915 1957
61st Wettest Wettest since: 1916 2011
Jun 1914–May 1917
36-Month
101.17"
(2,569.72mm)
96.33"
(2,446.78mm)
4.84"
(122.94mm)
84th Driest Driest since: 1916 1958
39th Wettest Wettest since: 1910 2011
Jun 1913–May 1917
48-Month
126.88"
(3,222.75mm)
128.31"
(3,259.07mm)
-1.43"
(-36.32mm)
56th Driest Driest since: 1915 1957
66th Wettest Wettest since: 1916 2011
Jun 1912–May 1917
60-Month
159.52"
(4,051.81mm)
160.32"
(4,072.13mm)
-0.80"
(-20.32mm)
56th Driest Driest since: 1915 1958
65th Wettest Wettest since: 1916 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/