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 1898

View Period (Months):All123456789101112182436
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1898
1-Month
2.62"
(66.55mm)
3.67"
(93.22mm)
-1.05"
(-26.67mm)
45th Driest Driest since: 1897 1939
83rd Wettest Wettest since: 1896 1965
Aug–Sep 1898
2-Month
6.01"
(152.65mm)
7.51"
(190.75mm)
-1.50"
(-38.10mm)
35th Driest Driest since: 1897 1976
93rd Wettest Wettest since: 1896 2018
Jul–Sep 1898
3-Month
8.69"
(220.73mm)
11.36"
(288.54mm)
-2.67"
(-67.81mm)
25th Driest Driest since: 1897 2013
103rd Wettest Wettest since: 1896 1993
Jun–Sep 1898
4-Month
13.09"
(332.49mm)
16.00"
(406.40mm)
-2.91"
(-73.91mm)
25th Driest Driest since: 1897 2012
103rd Wettest Wettest since: 1896 1993
May–Sep 1898
5-Month
17.56"
(446.02mm)
20.04"
(509.02mm)
-2.48"
(-63.00mm)
34th Driest Driest since: 1897 1976
94th Wettest Wettest since: 1896 1993
Apr–Sep 1898
6-Month
20.03"
(508.76mm)
22.99"
(583.95mm)
-2.96"
(-75.19mm)
27th Driest Driest since: 1897 1988
101st Wettest Wettest since: 1896 1993
Mar–Sep 1898
7-Month
21.89"
(556.01mm)
24.94"
(633.48mm)
-3.05"
(-77.47mm)
30th Driest Driest since: 1897 1988
98th Wettest Wettest since: 1896 1993
Feb–Sep 1898
8-Month
23.03"
(584.96mm)
25.96"
(659.38mm)
-2.93"
(-74.42mm)
31st Driest Driest since: 1897 1988
97th Wettest Wettest since: 1896 1993
Jan–Sep 1898
9-Month
24.59"
(624.59mm)
26.93"
(684.02mm)
-2.34"
(-59.43mm)
39th Driest Driest since: 1897 1988
89th Wettest Wettest since: 1896 1993
Dec 1897–Sep 1898
10-Month
26.21"
(665.73mm)
28.04"
(712.22mm)
-1.83"
(-46.49mm)
43rd Driest Driest since: 1897 1988
84th Wettest Wettest since: 1896 1993
Nov 1897–Sep 1898
11-Month
26.84"
(681.74mm)
29.78"
(756.41mm)
-2.94"
(-74.67mm)
35th Driest Driest since: 1897 1934
92nd Wettest Wettest since: 1896 1993
Oct 1897–Sep 1898
12-Month
27.86"
(707.64mm)
32.09"
(815.09mm)
-4.23"
(-107.45mm)
26th Driest Driest to Date 1934
101st Wettest Wettest since: 1897 1993
Apr 1897–Sep 1898
18-Month
45.80"
(1,163.32mm)
55.13"
(1,400.30mm)
-9.33"
(-236.98mm)
7th Driest Driest to Date 1934
120th Wettest Wettest since: 1897 1993
Oct 1896–Sep 1898
24-Month
56.68"
(1,439.67mm)
64.26"
(1,632.20mm)
-7.58"
(-192.53mm)
14th Driest Driest to Date 1956
112th Wettest Wettest since: 1897 1993
Oct 1895–Sep 1898
36-Month
91.01"
(2,311.65mm)
96.36"
(2,447.54mm)
-5.35"
(-135.89mm)
31st Driest Driest to Date 1957
94th Wettest Wettest to Date 2010

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/