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


Iowa

Precipitation Rankings, October 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 1978
1-Month
1.31"
(33.27mm)
2.29"
(58.17mm)
-0.98"
(-24.90mm)
25th Driest Driest since: 1975 1952
103rd Wettest Wettest since: 1977 2009
Ties: 1993
Sep–Oct 1978
2-Month
6.82"
(173.23mm)
5.96"
(151.38mm)
0.86"
(21.85mm)
86th Driest Driest since: 1976 1952
42nd Wettest Wettest since: 1977 1941
Aug–Oct 1978
3-Month
10.11"
(256.79mm)
9.80"
(248.92mm)
0.31"
(7.87mm)
72nd Driest Driest since: 1976 1953
56th Wettest Wettest since: 1977 2018
Jul–Oct 1978
4-Month
15.98"
(405.89mm)
13.66"
(346.96mm)
2.32"
(58.93mm)
97th Driest Driest since: 1976 1953, 1976
31st Wettest Wettest since: 1977 1993
Jun–Oct 1978
5-Month
20.23"
(513.84mm)
18.29"
(464.57mm)
1.94"
(49.27mm)
89th Driest Driest since: 1976 1976
39th Wettest Wettest since: 1977 1993
May–Oct 1978
6-Month
23.99"
(609.35mm)
22.33"
(567.18mm)
1.66"
(42.17mm)
82nd Driest Driest since: 1976 1976
46th Wettest Wettest since: 1977 1993
Ties: 1962
Apr–Oct 1978
7-Month
28.63"
(727.20mm)
25.28"
(642.11mm)
3.35"
(85.09mm)
96th Driest Driest since: 1976 1988
32nd Wettest Wettest since: 1977 1993
Mar–Oct 1978
8-Month
29.34"
(745.24mm)
27.23"
(691.64mm)
2.11"
(53.60mm)
85th Driest Driest since: 1976 1988
43rd Wettest Wettest since: 1977 1993
Feb–Oct 1978
9-Month
30.12"
(765.05mm)
28.25"
(717.55mm)
1.87"
(47.50mm)
82nd Driest Driest since: 1976 1988
46th Wettest Wettest since: 1977 1993
Jan–Oct 1978
10-Month
30.71"
(780.03mm)
29.23"
(742.44mm)
1.48"
(37.59mm)
79th Driest Driest since: 1976 1988
49th Wettest Wettest since: 1977 1993
Ties: 1970
Dec 1977–Oct 1978
11-Month
31.77"
(806.96mm)
30.33"
(770.38mm)
1.44"
(36.58mm)
78th Driest Driest since: 1976 1988
49th Wettest Wettest since: 1977 1993
Nov 1977–Oct 1978
12-Month
33.42"
(848.87mm)
32.07"
(814.58mm)
1.35"
(34.29mm)
72nd Driest Driest since: 1976 1956
55th Wettest Wettest since: 1977 1993
May 1977–Oct 1978
18-Month
59.86"
(1,520.44mm)
54.47"
(1,383.54mm)
5.39"
(136.90mm)
97th Driest Driest since: 1977 1956
30th Wettest Wettest since: 1974 2019
Nov 1976–Oct 1978
24-Month
67.71"
(1,719.83mm)
64.23"
(1,631.44mm)
3.48"
(88.39mm)
82nd Driest Driest since: 1977 1956
44th Wettest Wettest since: 1974 1993
Nov 1975–Oct 1978
36-Month
95.13"
(2,416.30mm)
96.34"
(2,447.04mm)
-1.21"
(-30.74mm)
51st Driest Driest since: 1977 1957
74th Wettest Wettest since: 1975 2010
Nov 1974–Oct 1978
48-Month
123.50"
(3,136.90mm)
128.36"
(3,260.34mm)
-4.86"
(-123.44mm)
34th Driest Driest since: 1966 1958
90th Wettest Wettest since: 1977 2010
Nov 1973–Oct 1978
60-Month
157.23"
(3,993.64mm)
160.34"
(4,072.64mm)
-3.11"
(-79.00mm)
41st Driest Driest since: 1970 1956
82nd Wettest Wettest since: 1977 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on September 24, 2022 from https://www.ncdc.noaa.gov/cag/