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 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, December 1938

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
December 1938
1-Month
0.69"
(17.53mm)
1.11"
(28.19mm)
-0.42"
(-10.66mm)
33rd Driest Driest since: 1934 2002
94th Wettest Wettest since: 1937 2015
Nov–Dec 1938
2-Month
3.39"
(86.11mm)
2.87"
(72.90mm)
0.52"
(13.21mm)
84th Driest Driest since: 1937 1976
43rd Wettest Wettest since: 1935 2015
Oct–Dec 1938
3-Month
4.24"
(107.70mm)
5.16"
(131.06mm)
-0.92"
(-23.36mm)
43rd Driest Driest since: 1937 1910
84th Wettest Wettest since: 1935 1931
Sep–Dec 1938
4-Month
10.19"
(258.83mm)
8.83"
(224.28mm)
1.36"
(34.55mm)
87th Driest Driest since: 1937 1939, 1976
40th Wettest Wettest since: 1936 1931
Aug–Dec 1938
5-Month
13.69"
(347.73mm)
12.67"
(321.82mm)
1.02"
(25.91mm)
81st Driest Driest since: 1937 1976
46th Wettest Wettest since: 1936 2018
Jul–Dec 1938
6-Month
18.26"
(463.80mm)
16.52"
(419.61mm)
1.74"
(44.19mm)
88th Driest Driest since: 1937 1976
39th Wettest Wettest since: 1934 2018
Jun–Dec 1938
7-Month
22.83"
(579.88mm)
21.15"
(537.21mm)
1.68"
(42.67mm)
83rd Driest Driest since: 1937 1976
44th Wettest Wettest since: 1931 2018
May–Dec 1938
8-Month
28.32"
(719.33mm)
25.20"
(640.08mm)
3.12"
(79.25mm)
90th Driest Driest since: 1937 1976
37th Wettest Wettest since: 1931 1993
Apr–Dec 1938
9-Month
31.94"
(811.28mm)
28.15"
(715.01mm)
3.79"
(96.27mm)
96th Driest Driest since: 1937 1910
31st Wettest Wettest since: 1931 1993
Mar–Dec 1938
10-Month
34.27"
(870.46mm)
30.10"
(764.54mm)
4.17"
(105.92mm)
97th Driest Driest since: 1937 1910
30th Wettest Wettest since: 1915 1993
Feb–Dec 1938
11-Month
35.22"
(894.59mm)
31.12"
(790.45mm)
4.10"
(104.14mm)
95th Driest Driest since: 1937 1910
32nd Wettest Wettest since: 1928 1993
Jan–Dec 1938
12-Month
36.32"
(922.53mm)
32.09"
(815.09mm)
4.23"
(107.44mm)
96th Driest Driest since: 1937 1910
31st Wettest Wettest since: 1919 1993
Jul 1937–Dec 1938
18-Month
48.03"
(1,219.96mm)
48.69"
(1,236.73mm)
-0.66"
(-16.77mm)
56th Driest Driest since: 1937 1956
70th Wettest Wettest since: 1935 1993
Jan 1937–Dec 1938
24-Month
63.82"
(1,621.03mm)
64.24"
(1,631.70mm)
-0.42"
(-10.67mm)
62nd Driest Driest since: 1937 1989
64th Wettest Wettest since: 1932 2019
Jan 1936–Dec 1938
36-Month
89.36"
(2,269.74mm)
96.36"
(2,447.54mm)
-7.00"
(-177.80mm)
21st Driest Driest since: 1937 1957
104th Wettest Wettest since: 1933 2010
Jan 1935–Dec 1938
48-Month
121.89"
(3,096.01mm)
128.37"
(3,260.60mm)
-6.48"
(-164.59mm)
28th Driest Driest since: 1937 1958
96th Wettest Wettest since: 1931 2010
Jan 1934–Dec 1938
60-Month
148.62"
(3,774.95mm)
160.36"
(4,073.14mm)
-11.74"
(-298.19mm)
14th Driest Driest since: 1937 1956
109th Wettest Wettest since: 1935 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 6, 2021 from https://www.ncdc.noaa.gov/cag/