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 1901

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1901
1-Month
2.02"
(51.31mm)
2.29"
(58.17mm)
-0.27"
(-6.86mm)
59th Driest Driest since: 1899 1952
67th Wettest Wettest since: 1900 2009
Sep–Oct 1901
2-Month
6.83"
(173.48mm)
5.96"
(151.38mm)
0.87"
(22.10mm)
86th Driest Driest since: 1899 1952
40th Wettest Wettest since: 1900 1941
Aug–Oct 1901
3-Month
8.15"
(207.01mm)
9.80"
(248.92mm)
-1.65"
(-41.91mm)
34th Driest Driest since: 1899 1953
92nd Wettest Wettest since: 1900 2018
Jul–Oct 1901
4-Month
10.45"
(265.43mm)
13.66"
(346.96mm)
-3.21"
(-81.53mm)
20th Driest Driest since: 1899 1953, 1976
106th Wettest Wettest since: 1900 1993
Jun–Oct 1901
5-Month
14.25"
(361.95mm)
18.29"
(464.57mm)
-4.04"
(-102.62mm)
15th Driest Driest since: 1897 1976
111th Wettest Wettest since: 1900 1993
May–Oct 1901
6-Month
16.64"
(422.66mm)
22.33"
(567.18mm)
-5.69"
(-144.52mm)
8th Driest Driest since: 1897 1976
118th Wettest Wettest since: 1900 1993
Apr–Oct 1901
7-Month
18.45"
(468.63mm)
25.28"
(642.11mm)
-6.83"
(-173.48mm)
5th Driest Driest to Date 1988
121st Wettest Wettest since: 1900 1993
Mar–Oct 1901
8-Month
20.99"
(533.15mm)
27.23"
(691.64mm)
-6.24"
(-158.49mm)
10th Driest Driest to Date 1988
116th Wettest Wettest since: 1900 1993
Feb–Oct 1901
9-Month
22.01"
(559.05mm)
28.25"
(717.55mm)
-6.24"
(-158.50mm)
7th Driest Driest to Date 1988
119th Wettest Wettest since: 1900 1993
Jan–Oct 1901
10-Month
22.72"
(577.09mm)
29.23"
(742.44mm)
-6.51"
(-165.35mm)
6th Driest Driest to Date 1988
120th Wettest Wettest since: 1900 1993
Dec 1900–Oct 1901
11-Month
23.16"
(588.26mm)
30.33"
(770.38mm)
-7.17"
(-182.12mm)
6th Driest Driest to Date 1988
119th Wettest Wettest since: 1900 1993
Nov 1900–Oct 1901
12-Month
24.22"
(615.19mm)
32.07"
(814.58mm)
-7.85"
(-199.39mm)
5th Driest Driest to Date 1956
120th Wettest Wettest since: 1900 1993
May 1900–Oct 1901
18-Month
51.61"
(1,310.89mm)
54.47"
(1,383.54mm)
-2.86"
(-72.65mm)
41st Driest Driest since: 1899 1956
84th Wettest Wettest since: 1900 2019
Nov 1899–Oct 1901
24-Month
60.94"
(1,547.88mm)
64.23"
(1,631.44mm)
-3.29"
(-83.56mm)
36th Driest Driest since: 1899 1956
88th Wettest Wettest since: 1900 1993
Nov 1898–Oct 1901
36-Month
88.54"
(2,248.92mm)
96.34"
(2,447.04mm)
-7.80"
(-198.12mm)
16th Driest Driest since: 1899 1957
107th Wettest Wettest since: 1900 2010
Nov 1897–Oct 1901
48-Month
118.96"
(3,021.58mm)
128.36"
(3,260.34mm)
-9.40"
(-238.76mm)
15th Driest Driest to Date 1958
107th Wettest Wettest since: 1900 2010
Nov 1896–Oct 1901
60-Month
145.59"
(3,697.99mm)
160.34"
(4,072.64mm)
-14.75"
(-374.65mm)
8th Driest Driest to Date 1956
113th Wettest Wettest since: 1900 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 28, 2020 from https://www.ncdc.noaa.gov/cag/