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 October 2019. For more information, please see Climatological Rankings.


Iowa

Precipitation Rankings, October 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1977
1-Month
4.12"
(104.65mm)
2.29"
(58.17mm)
1.83"
(46.48mm)
116th Driest Driest since: 1976 1952
10th Wettest Wettest since: 1954 2009
Sep–Oct 1977
2-Month
8.81"
(223.77mm)
5.96"
(151.38mm)
2.85"
(72.39mm)
113th Driest Driest since: 1976 1952
13th Wettest Wettest since: 1973 1941
Aug–Oct 1977
3-Month
17.01"
(432.05mm)
9.80"
(248.92mm)
7.21"
(183.13mm)
123rd Driest Driest since: 1976 1953
3rd Wettest Wettest to Date 2018
Jul–Oct 1977
4-Month
21.00"
(533.40mm)
13.66"
(346.96mm)
7.34"
(186.44mm)
121st Driest Driest since: 1976 1953, 1976
5th Wettest Wettest since: 1902 1993
Jun–Oct 1977
5-Month
23.67"
(601.22mm)
18.29"
(464.57mm)
5.38"
(136.65mm)
114th Driest Driest since: 1976 1976
12th Wettest Wettest since: 1902 1993
May–Oct 1977
6-Month
26.44"
(671.58mm)
22.33"
(567.18mm)
4.11"
(104.40mm)
100th Driest Driest since: 1976 1976
26th Wettest Wettest since: 1973 1993
Apr–Oct 1977
7-Month
28.97"
(735.84mm)
25.28"
(642.11mm)
3.69"
(93.73mm)
96th Driest Driest since: 1976 1988
30th Wettest Wettest since: 1973 1993
Mar–Oct 1977
8-Month
32.87"
(834.90mm)
27.23"
(691.64mm)
5.64"
(143.26mm)
106th Driest Driest since: 1976 1988
20th Wettest Wettest since: 1973 1993
Feb–Oct 1977
9-Month
33.38"
(847.85mm)
28.25"
(717.55mm)
5.13"
(130.30mm)
104th Driest Driest since: 1976 1988
22nd Wettest Wettest since: 1973 1993
Jan–Oct 1977
10-Month
33.88"
(860.55mm)
29.23"
(742.44mm)
4.65"
(118.11mm)
103rd Driest Driest since: 1976 1988
23rd Wettest Wettest since: 1973 1993
Dec 1976–Oct 1977
11-Month
34.19"
(868.43mm)
30.33"
(770.38mm)
3.86"
(98.05mm)
96th Driest Driest since: 1976 1988
29th Wettest Wettest since: 1973 1993
Nov 1976–Oct 1977
12-Month
34.29"
(870.97mm)
32.07"
(814.58mm)
2.22"
(56.39mm)
78th Driest Driest since: 1976 1956
47th Wettest Wettest since: 1973 1993
May 1976–Oct 1977
18-Month
47.77"
(1,213.36mm)
54.47"
(1,383.54mm)
-6.70"
(-170.18mm)
16th Driest Driest since: 1976 1956
109th Wettest Wettest since: 1975 2019
Nov 1975–Oct 1977
24-Month
61.71"
(1,567.43mm)
64.23"
(1,631.44mm)
-2.52"
(-64.01mm)
45th Driest Driest since: 1976 1956
79th Wettest Wettest since: 1975 1993
Nov 1974–Oct 1977
36-Month
90.08"
(2,288.03mm)
96.34"
(2,447.04mm)
-6.26"
(-159.01mm)
27th Driest Driest since: 1976 1957
96th Wettest Wettest since: 1975 2010
Nov 1973–Oct 1977
48-Month
123.81"
(3,144.77mm)
128.36"
(3,260.34mm)
-4.55"
(-115.57mm)
37th Driest Driest since: 1966 1958
85th Wettest Wettest since: 1976 2010
Nov 1972–Oct 1977
60-Month
166.46"
(4,228.08mm)
160.34"
(4,072.64mm)
6.12"
(155.44mm)
80th Driest Driest since: 1972 1956
41st Wettest Wettest since: 1976 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 7, 2019 from https://www.ncdc.noaa.gov/cag/