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


Iowa

Precipitation Rankings, September 1941

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1941
1-Month
7.43"
(188.72mm)
3.67"
(93.22mm)
3.76"
(95.50mm)
123rd Driest Driest since: 1940 1939
5th Wettest Wettest since: 1926 1965
Aug–Sep 1941
2-Month
9.43"
(239.52mm)
7.51"
(190.75mm)
1.92"
(48.77mm)
99th Driest Driest since: 1940 1976
29th Wettest Wettest since: 1938 2018
Jul–Sep 1941
3-Month
11.64"
(295.66mm)
11.36"
(288.54mm)
0.28"
(7.12mm)
70th Driest Driest since: 1939 2013
58th Wettest Wettest since: 1940 1993
Jun–Sep 1941
4-Month
17.78"
(451.61mm)
16.00"
(406.40mm)
1.78"
(45.21mm)
91st Driest Driest since: 1940 2012
37th Wettest Wettest since: 1938 1993
May–Sep 1941
5-Month
20.94"
(531.88mm)
20.04"
(509.02mm)
0.90"
(22.86mm)
75th Driest Driest since: 1940 1976
53rd Wettest Wettest since: 1938 1993
Ties: 1914
Apr–Sep 1941
6-Month
23.46"
(595.88mm)
22.99"
(583.95mm)
0.47"
(11.93mm)
69th Driest Driest since: 1940 1988
59th Wettest Wettest since: 1938 1993
Mar–Sep 1941
7-Month
24.48"
(621.79mm)
24.94"
(633.48mm)
-0.46"
(-11.69mm)
58th Driest Driest since: 1940 1988
70th Wettest Wettest since: 1938 1993
Feb–Sep 1941
8-Month
24.97"
(634.24mm)
25.96"
(659.38mm)
-0.99"
(-25.14mm)
55th Driest Driest since: 1940 1988
73rd Wettest Wettest since: 1938 1993
Jan–Sep 1941
9-Month
26.66"
(677.16mm)
26.93"
(684.02mm)
-0.27"
(-6.86mm)
62nd Driest Driest since: 1940 1988
66th Wettest Wettest since: 1938 1993
Dec 1940–Sep 1941
10-Month
28.02"
(711.71mm)
28.04"
(712.22mm)
-0.02"
(-0.51mm)
63rd Driest Driest since: 1940 1988
64th Wettest Wettest since: 1938 1993
Nov 1940–Sep 1941
11-Month
30.53"
(775.46mm)
29.78"
(756.41mm)
0.75"
(19.05mm)
69th Driest Driest since: 1940 1934
58th Wettest Wettest since: 1938 1993
Oct 1940–Sep 1941
12-Month
32.85"
(834.39mm)
32.09"
(815.09mm)
0.76"
(19.30mm)
72nd Driest Driest since: 1940 1934
55th Wettest Wettest since: 1938 1993
Apr 1940–Sep 1941
18-Month
53.55"
(1,360.17mm)
55.13"
(1,400.30mm)
-1.58"
(-40.13mm)
49th Driest Driest since: 1940 1934
78th Wettest Wettest since: 1939 1993
Oct 1939–Sep 1941
24-Month
59.74"
(1,517.40mm)
64.26"
(1,632.20mm)
-4.52"
(-114.80mm)
30th Driest Driest since: 1940 1956
96th Wettest Wettest since: 1939 1993
Oct 1938–Sep 1941
36-Month
85.91"
(2,182.11mm)
96.36"
(2,447.54mm)
-10.45"
(-265.43mm)
12th Driest Driest since: 1936 1957
113th Wettest Wettest since: 1940 2010
Oct 1937–Sep 1941
48-Month
121.53"
(3,086.86mm)
128.36"
(3,260.34mm)
-6.83"
(-173.48mm)
27th Driest Driest since: 1940 1958
97th Wettest Wettest since: 1938 2010
Oct 1936–Sep 1941
60-Month
149.26"
(3,791.20mm)
160.34"
(4,072.64mm)
-11.08"
(-281.44mm)
14th Driest Driest since: 1940 1957
109th Wettest Wettest since: 1939 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published July 2022, retrieved on August 8, 2022 from https://www.ncei.noaa.gov/cag/