Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Iowa

Precipitation Rankings, October 1969

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 1969
1-Month
3.61"
(91.69mm)
2.29"
(58.17mm)
1.32"
(33.52mm)
111th Driest
Driest since:
1952
18th Wettest
Wettest since:
2009
Ties: 1971
Sep–Oct 1969
2-Month
5.95"
(151.13mm)
5.96"
(151.38mm)
-0.01"
(-0.25mm)
68th Driest
Driest since:
1952
61st Wettest
Wettest since:
1941
Aug–Oct 1969
3-Month
8.57"
(217.68mm)
9.80"
(248.92mm)
-1.23"
(-31.24mm)
43rd Driest
Driest since:
1953
86th Wettest
Wettest since:
2018
Jul–Oct 1969
4-Month
14.83"
(376.68mm)
13.66"
(346.96mm)
1.17"
(29.72mm)
83rd Driest
Driest since:
1953, 1976
46th Wettest
Wettest since:
1993
Ties: 2006
Jun–Oct 1969
5-Month
22.02"
(559.31mm)
18.29"
(464.57mm)
3.73"
(94.74mm)
106th Driest
Driest since:
1976
23rd Wettest
Wettest since:
1993
May–Oct 1969
6-Month
25.84"
(656.34mm)
22.33"
(567.18mm)
3.51"
(89.16mm)
101st Driest
Driest since:
1976
28th Wettest
Wettest since:
1993
Apr–Oct 1969
7-Month
29.21"
(741.93mm)
25.28"
(642.11mm)
3.93"
(99.82mm)
102nd Driest
Driest since:
1988
27th Wettest
Wettest since:
1993
Mar–Oct 1969
8-Month
30.30"
(769.62mm)
27.23"
(691.64mm)
3.07"
(77.98mm)
94th Driest
Driest since:
1988
35th Wettest
Wettest since:
1993
Feb–Oct 1969
9-Month
31.28"
(794.51mm)
28.25"
(717.55mm)
3.03"
(76.96mm)
94th Driest
Driest since:
1988
35th Wettest
Wettest since:
1993
Ties: 2013
Jan–Oct 1969
10-Month
33.05"
(839.47mm)
29.23"
(742.44mm)
3.82"
(97.03mm)
102nd Driest
Driest since:
1988
27th Wettest
Wettest since:
1993
Dec 1968–Oct 1969
11-Month
35.12"
(892.05mm)
30.33"
(770.38mm)
4.79"
(121.67mm)
106th Driest
Driest since:
1988
22nd Wettest
Wettest since:
1993
Nov 1968–Oct 1969
12-Month
36.31"
(922.27mm)
32.07"
(814.58mm)
4.24"
(107.69mm)
100th Driest
Driest since:
1956
28th Wettest
Wettest since:
1993
May 1968–Oct 1969
18-Month
59.74"
(1,517.40mm)
54.47"
(1,383.54mm)
5.27"
(133.86mm)
95th Driest
Driest since:
1956
33rd Wettest
Wettest since:
2019
Nov 1967–Oct 1969
24-Month
67.43"
(1,712.72mm)
64.23"
(1,631.44mm)
3.20"
(81.28mm)
82nd Driest
Driest since:
1956
45th Wettest
Wettest since:
1993
Ties: 2002
Nov 1966–Oct 1969
36-Month
97.53"
(2,477.26mm)
96.34"
(2,447.04mm)
1.19"
(30.22mm)
69th Driest
Driest since:
1957
57th Wettest
Wettest since:
2010
Nov 1965–Oct 1969
48-Month
124.28"
(3,156.71mm)
128.36"
(3,260.34mm)
-4.08"
(-103.63mm)
40th Driest
Driest since:
1958
85th Wettest
Wettest since:
2010
Nov 1964–Oct 1969
60-Month
163.69"
(4,157.73mm)
160.34"
(4,072.64mm)
3.35"
(85.09mm)
70th Driest
Driest since:
1956
54th Wettest
Wettest since:
2010

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