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 May 2022. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, September 1943

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1943
1-Month
2.22"
(56.39mm)
3.67"
(93.22mm)
-1.45"
(-36.83mm)
34th Driest Driest since: 1940 1939
94th Wettest Wettest since: 1942 1965
Aug–Sep 1943
2-Month
7.28"
(184.91mm)
7.51"
(190.75mm)
-0.23"
(-5.84mm)
63rd Driest Driest since: 1939 1976
65th Wettest Wettest since: 1942 2018
Jul–Sep 1943
3-Month
11.83"
(300.48mm)
11.36"
(288.54mm)
0.47"
(11.94mm)
77th Driest Driest since: 1941 2013
51st Wettest Wettest since: 1942 1993
Jun–Sep 1943
4-Month
17.84"
(453.14mm)
16.00"
(406.40mm)
1.84"
(46.74mm)
92nd Driest Driest since: 1941 2012
36th Wettest Wettest since: 1942 1993
May–Sep 1943
5-Month
22.19"
(563.63mm)
20.04"
(509.02mm)
2.15"
(54.61mm)
92nd Driest Driest since: 1941 1976
36th Wettest Wettest since: 1942 1993
Apr–Sep 1943
6-Month
24.79"
(629.67mm)
22.99"
(583.95mm)
1.80"
(45.72mm)
88th Driest Driest since: 1942 1988
40th Wettest Wettest since: 1938 1993
Mar–Sep 1943
7-Month
26.34"
(669.04mm)
24.94"
(633.48mm)
1.40"
(35.56mm)
81st Driest Driest since: 1942 1988
47th Wettest Wettest since: 1938 1993
Feb–Sep 1943
8-Month
27.11"
(688.59mm)
25.96"
(659.38mm)
1.15"
(29.21mm)
79th Driest Driest since: 1942 1988
49th Wettest Wettest since: 1942 1993
Ties: 1942
Jan–Sep 1943
9-Month
27.88"
(708.15mm)
26.93"
(684.02mm)
0.95"
(24.13mm)
78th Driest Driest since: 1942 1988
50th Wettest Wettest since: 1938 1993
Dec 1942–Sep 1943
10-Month
29.41"
(747.01mm)
28.04"
(712.22mm)
1.37"
(34.79mm)
78th Driest Driest since: 1941 1988
49th Wettest Wettest since: 1942 1993
Ties: 1932
Nov 1942–Sep 1943
11-Month
31.14"
(790.96mm)
29.78"
(756.41mm)
1.36"
(34.55mm)
74th Driest Driest since: 1941 1934
53rd Wettest Wettest since: 1942 1993
Oct 1942–Sep 1943
12-Month
32.62"
(828.55mm)
32.09"
(815.09mm)
0.53"
(13.46mm)
66th Driest Driest since: 1940 1934
61st Wettest Wettest since: 1942 1993
Apr 1942–Sep 1943
18-Month
56.65"
(1,438.91mm)
55.13"
(1,400.30mm)
1.52"
(38.61mm)
71st Driest Driest since: 1941 1934
56th Wettest Wettest since: 1942 1993
Oct 1941–Sep 1943
24-Month
69.95"
(1,776.73mm)
64.26"
(1,632.20mm)
5.69"
(144.53mm)
93rd Driest Driest since: 1941 1956
33rd Wettest Wettest since: 1942 1993
Oct 1940–Sep 1943
36-Month
102.80"
(2,611.12mm)
96.36"
(2,447.54mm)
6.44"
(163.58mm)
92nd Driest Driest since: 1942 1957
33rd Wettest Wettest since: 1904 2010
Oct 1939–Sep 1943
48-Month
129.69"
(3,294.13mm)
128.36"
(3,260.34mm)
1.33"
(33.79mm)
65th Driest Driest since: 1942 1958
59th Wettest Wettest since: 1922 2010
Oct 1938–Sep 1943
60-Month
155.86"
(3,958.84mm)
160.34"
(4,072.64mm)
-4.48"
(-113.80mm)
35th Driest Driest since: 1941 1957
88th Wettest Wettest since: 1942 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2022, retrieved on July 2, 2022 from https://www.ncei.noaa.gov/cag/