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


Iowa

Precipitation Rankings, October 1938

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1938
1-Month
0.85"
(21.59mm)
2.29"
(58.17mm)
-1.44"
(-36.58mm)
13th Driest Driest since: 1924 1952
113th Wettest Wettest since: 1937 2009
Sep–Oct 1938
2-Month
6.80"
(172.72mm)
5.96"
(151.38mm)
0.84"
(21.34mm)
84th Driest Driest since: 1937 1952
42nd Wettest Wettest since: 1936 1941
Aug–Oct 1938
3-Month
10.30"
(261.62mm)
9.80"
(248.92mm)
0.50"
(12.70mm)
74th Driest Driest since: 1937 1953
52nd Wettest Wettest since: 1936 2018
Jul–Oct 1938
4-Month
14.87"
(377.70mm)
13.66"
(346.96mm)
1.21"
(30.74mm)
82nd Driest Driest since: 1937 1953, 1976
44th Wettest Wettest since: 1931 1993
Jun–Oct 1938
5-Month
19.44"
(493.78mm)
18.29"
(464.57mm)
1.15"
(29.21mm)
79th Driest Driest since: 1937 1976
47th Wettest Wettest since: 1928 1993
May–Oct 1938
6-Month
24.93"
(633.22mm)
22.33"
(567.18mm)
2.60"
(66.04mm)
90th Driest Driest since: 1937 1976
36th Wettest Wettest since: 1928 1993
Apr–Oct 1938
7-Month
28.55"
(725.17mm)
25.28"
(642.11mm)
3.27"
(83.06mm)
93rd Driest Driest since: 1937 1988
33rd Wettest Wettest since: 1915 1993
Mar–Oct 1938
8-Month
30.88"
(784.35mm)
27.23"
(691.64mm)
3.65"
(92.71mm)
97th Driest Driest since: 1937 1988
29th Wettest Wettest since: 1915 1993
Feb–Oct 1938
9-Month
31.83"
(808.48mm)
28.25"
(717.55mm)
3.58"
(90.93mm)
94th Driest Driest since: 1937 1988
32nd Wettest Wettest since: 1919 1993
Jan–Oct 1938
10-Month
32.93"
(836.42mm)
29.23"
(742.44mm)
3.70"
(93.98mm)
97th Driest Driest since: 1937 1988
29th Wettest Wettest since: 1915 1993
Dec 1937–Oct 1938
11-Month
33.67"
(855.22mm)
30.33"
(770.38mm)
3.34"
(84.84mm)
87th Driest Driest since: 1937 1988
38th Wettest Wettest since: 1915 1993
Nov 1937–Oct 1938
12-Month
34.38"
(873.25mm)
32.07"
(814.58mm)
2.31"
(58.67mm)
80th Driest Driest since: 1937 1956
45th Wettest Wettest since: 1935 1993
Ties: 1961
May 1937–Oct 1938
18-Month
52.33"
(1,329.18mm)
54.47"
(1,383.54mm)
-2.14"
(-54.36mm)
46th Driest Driest since: 1937 1956
79th Wettest Wettest since: 1932 2019
Nov 1936–Oct 1938
24-Month
62.60"
(1,590.04mm)
64.23"
(1,631.44mm)
-1.63"
(-41.40mm)
52nd Driest Driest since: 1937 1956
72nd Wettest Wettest since: 1933 1993
Nov 1935–Oct 1938
36-Month
89.60"
(2,275.84mm)
96.34"
(2,447.04mm)
-6.74"
(-171.20mm)
23rd Driest Driest since: 1936 1957
100th Wettest Wettest since: 1937 2010
Nov 1934–Oct 1938
48-Month
124.01"
(3,149.85mm)
128.36"
(3,260.34mm)
-4.35"
(-110.49mm)
39th Driest Driest since: 1937 1958
83rd Wettest Wettest since: 1929 2010
Nov 1933–Oct 1938
60-Month
146.57"
(3,722.88mm)
160.34"
(4,072.64mm)
-13.77"
(-349.76mm)
9th Driest Driest since: 1937 1956
112th Wettest Wettest since: 1936 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/