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 1947

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1947
1-Month
3.74"
(95.00mm)
2.29"
(58.17mm)
1.45"
(36.83mm)
112th Driest Driest since: 1946 1952
14th Wettest Wettest since: 1941 2009
Sep–Oct 1947
2-Month
5.84"
(148.34mm)
5.96"
(151.38mm)
-0.12"
(-3.04mm)
64th Driest Driest since: 1945 1952
62nd Wettest Wettest since: 1946 1941
Aug–Oct 1947
3-Month
7.34"
(186.44mm)
9.80"
(248.92mm)
-2.46"
(-62.48mm)
22nd Driest Driest since: 1939 1953
104th Wettest Wettest since: 1946 2018
Jul–Oct 1947
4-Month
8.99"
(228.35mm)
13.66"
(346.96mm)
-4.67"
(-118.61mm)
11th Driest Driest since: 1930 1953, 1976
115th Wettest Wettest since: 1946 1993
Jun–Oct 1947
5-Month
18.89"
(479.81mm)
18.29"
(464.57mm)
0.60"
(15.24mm)
72nd Driest Driest since: 1945 1976
54th Wettest Wettest since: 1946 1993
May–Oct 1947
6-Month
23.12"
(587.25mm)
22.33"
(567.18mm)
0.79"
(20.07mm)
72nd Driest Driest since: 1945 1976
54th Wettest Wettest since: 1946 1993
Apr–Oct 1947
7-Month
28.03"
(711.96mm)
25.28"
(642.11mm)
2.75"
(69.85mm)
90th Driest Driest since: 1946 1988
36th Wettest Wettest since: 1944 1993
Mar–Oct 1947
8-Month
29.38"
(746.25mm)
27.23"
(691.64mm)
2.15"
(54.61mm)
84th Driest Driest since: 1945 1988
42nd Wettest Wettest since: 1946 1993
Feb–Oct 1947
9-Month
29.68"
(753.87mm)
28.25"
(717.55mm)
1.43"
(36.32mm)
75th Driest Driest since: 1943 1988
51st Wettest Wettest since: 1946 1993
Jan–Oct 1947
10-Month
31.11"
(790.19mm)
29.23"
(742.44mm)
1.88"
(47.75mm)
81st Driest Driest since: 1945 1988
45th Wettest Wettest since: 1946 1993
Dec 1946–Oct 1947
11-Month
31.73"
(805.94mm)
30.33"
(770.38mm)
1.40"
(35.56mm)
75th Driest Driest since: 1943 1988
50th Wettest Wettest since: 1946 1993
Nov 1946–Oct 1947
12-Month
33.46"
(849.88mm)
32.07"
(814.58mm)
1.39"
(35.30mm)
71st Driest Driest since: 1943 1956
54th Wettest Wettest since: 1946 1993
May 1946–Oct 1947
18-Month
58.64"
(1,489.46mm)
54.47"
(1,383.54mm)
4.17"
(105.92mm)
86th Driest Driest since: 1946 1956
39th Wettest Wettest since: 1944 2019
Nov 1945–Oct 1947
24-Month
69.21"
(1,757.93mm)
64.23"
(1,631.44mm)
4.98"
(126.49mm)
91st Driest Driest since: 1945 1956
33rd Wettest Wettest since: 1946 1993
Ties: 1945
Nov 1944–Oct 1947
36-Month
103.09"
(2,618.49mm)
96.34"
(2,447.04mm)
6.75"
(171.45mm)
94th Driest Driest since: 1945 1957
29th Wettest Wettest since: 1946 2010
Nov 1943–Oct 1947
48-Month
138.42"
(3,515.87mm)
128.36"
(3,260.34mm)
10.06"
(255.53mm)
97th Driest Driest since: 1946 1958
25th Wettest Wettest since: 1905 2010
Nov 1942–Oct 1947
60-Month
171.19"
(4,348.23mm)
160.34"
(4,072.64mm)
10.85"
(275.59mm)
96th Driest Driest since: 1946 1956
25th Wettest Wettest since: 1945 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/