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 September 2021. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, October 1991

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
October 1991
1-Month
2.92"
(74.17mm)
2.29"
(58.17mm)
0.63"
(16.00mm)
80th Driest Driest since: 1990 1952
47th Wettest Wettest since: 1986 2009
Sep–Oct 1991
2-Month
5.71"
(145.03mm)
5.96"
(151.38mm)
-0.25"
(-6.35mm)
60th Driest Driest since: 1990 1952
67th Wettest Wettest since: 1989 1941
Ties: 1960
Aug–Oct 1991
3-Month
9.16"
(232.66mm)
9.80"
(248.92mm)
-0.64"
(-16.26mm)
54th Driest Driest since: 1990 1953
73rd Wettest Wettest since: 1989 2018
Ties: 1962
Jul–Oct 1991
4-Month
11.48"
(291.59mm)
13.66"
(346.96mm)
-2.18"
(-55.37mm)
34th Driest Driest since: 1988 1953, 1976
93rd Wettest Wettest since: 1990 1993
Jun–Oct 1991
5-Month
15.62"
(396.75mm)
18.29"
(464.57mm)
-2.67"
(-67.82mm)
34th Driest Driest since: 1988 1976
93rd Wettest Wettest since: 1990 1993
May–Oct 1991
6-Month
20.81"
(528.57mm)
22.33"
(567.18mm)
-1.52"
(-38.61mm)
46th Driest Driest since: 1989 1976
81st Wettest Wettest since: 1990 1993
Apr–Oct 1991
7-Month
26.64"
(676.66mm)
25.28"
(642.11mm)
1.36"
(34.55mm)
76th Driest Driest since: 1989 1988
51st Wettest Wettest since: 1990 1993
Mar–Oct 1991
8-Month
30.83"
(783.08mm)
27.23"
(691.64mm)
3.60"
(91.44mm)
96th Driest Driest since: 1989 1988
31st Wettest Wettest since: 1990 1993
Feb–Oct 1991
9-Month
31.13"
(790.70mm)
28.25"
(717.55mm)
2.88"
(73.15mm)
90th Driest Driest since: 1989 1988
37th Wettest Wettest since: 1990 1993
Jan–Oct 1991
10-Month
31.90"
(810.26mm)
29.23"
(742.44mm)
2.67"
(67.82mm)
84th Driest Driest since: 1989 1988
43rd Wettest Wettest since: 1990 1993
Dec 1990–Oct 1991
11-Month
33.40"
(848.36mm)
30.33"
(770.38mm)
3.07"
(77.98mm)
84th Driest Driest since: 1989 1988
42nd Wettest Wettest since: 1990 1993
Nov 1990–Oct 1991
12-Month
35.05"
(890.27mm)
32.07"
(814.58mm)
2.98"
(75.69mm)
87th Driest Driest since: 1989 1956
39th Wettest Wettest since: 1990 1993
May 1990–Oct 1991
18-Month
62.70"
(1,592.58mm)
54.47"
(1,383.54mm)
8.23"
(209.04mm)
110th Driest Driest since: 1990 1956
16th Wettest Wettest since: 1983 2019
Nov 1989–Oct 1991
24-Month
71.44"
(1,814.58mm)
64.23"
(1,631.44mm)
7.21"
(183.14mm)
101st Driest Driest since: 1990 1956
24th Wettest Wettest since: 1987 1993
Nov 1988–Oct 1991
36-Month
98.91"
(2,512.31mm)
96.34"
(2,447.04mm)
2.57"
(65.27mm)
76th Driest Driest since: 1990 1957
48th Wettest Wettest since: 1987 2010
Nov 1987–Oct 1991
48-Month
121.42"
(3,084.07mm)
128.36"
(3,260.34mm)
-6.94"
(-176.27mm)
25th Driest Driest since: 1990 1958
98th Wettest Wettest since: 1989 2010
Nov 1986–Oct 1991
60-Month
151.79"
(3,855.47mm)
160.34"
(4,072.64mm)
-8.55"
(-217.17mm)
19th Driest Driest since: 1959 1956
103rd Wettest Wettest since: 1990 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 19, 2021 from https://www.ncdc.noaa.gov/cag/