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 1897

View Period (Months):All1234567891011121824
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1897
1-Month
1.97"
(50.04mm)
3.67"
(93.22mm)
-1.70"
(-43.18mm)
22nd Driest Driest to Date 1939
106th Wettest Wettest since: 1896 1965
Aug–Sep 1897
2-Month
4.02"
(102.11mm)
7.51"
(190.75mm)
-3.49"
(-88.64mm)
8th Driest Driest to Date 1976
120th Wettest Wettest since: 1896 2018
Jul–Sep 1897
3-Month
7.19"
(182.63mm)
11.36"
(288.54mm)
-4.17"
(-105.91mm)
9th Driest Driest to Date 2013
119th Wettest Wettest since: 1896 1993
Jun–Sep 1897
4-Month
11.09"
(281.69mm)
16.00"
(406.40mm)
-4.91"
(-124.71mm)
4th Driest Driest to Date 2012
124th Wettest Wettest since: 1896 1993
May–Sep 1897
5-Month
12.98"
(329.69mm)
20.04"
(509.02mm)
-7.06"
(-179.33mm)
3rd Driest Driest to Date 1976
125th Wettest Wettest since: 1896 1993
Apr–Sep 1897
6-Month
17.94"
(455.68mm)
22.99"
(583.95mm)
-5.05"
(-128.27mm)
14th Driest Driest to Date 1988
114th Wettest Wettest since: 1896 1993
Mar–Sep 1897
7-Month
20.23"
(513.84mm)
24.94"
(633.48mm)
-4.71"
(-119.64mm)
14th Driest Driest to Date 1988
114th Wettest Wettest since: 1896 1993
Feb–Sep 1897
8-Month
21.11"
(536.19mm)
25.96"
(659.38mm)
-4.85"
(-123.19mm)
13th Driest Driest to Date 1988
115th Wettest Wettest since: 1896 1993
Jan–Sep 1897
9-Month
22.96"
(583.18mm)
26.93"
(684.02mm)
-3.97"
(-100.84mm)
21st Driest Driest since: 1895 1988
107th Wettest Wettest since: 1896 1993
Dec 1896–Sep 1897
10-Month
23.60"
(599.44mm)
28.04"
(712.22mm)
-4.44"
(-112.78mm)
16th Driest Driest to Date 1988
111th Wettest Wettest since: 1896 1993
Nov 1896–Sep 1897
11-Month
25.61"
(650.49mm)
29.78"
(756.41mm)
-4.17"
(-105.92mm)
21st Driest Driest to Date 1934
106th Wettest Wettest since: 1896 1993
Oct 1896–Sep 1897
12-Month
28.82"
(732.03mm)
32.09"
(815.09mm)
-3.27"
(-83.06mm)
33rd Driest Driest to Date 1934
94th Wettest Wettest since: 1896 1993
Apr 1896–Sep 1897
18-Month
57.57"
(1,462.28mm)
55.13"
(1,400.30mm)
2.44"
(61.98mm)
80th Driest Driest since: 1896 1934
47th Wettest Wettest to Date 1993
Oct 1895–Sep 1897
24-Month
63.15"
(1,604.01mm)
64.26"
(1,632.20mm)
-1.11"
(-28.19mm)
54th Driest Driest to Date 1956
72nd Wettest Wettest to Date 1993

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2022, retrieved on July 1, 2022 from https://www.ncei.noaa.gov/cag/