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 2010

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 2010
1-Month
0.91"
(23.11mm)
2.29"
(58.17mm)
-1.38"
(-35.06mm)
14th Driest
Driest since:
1952
115th Wettest
Wettest since:
2009
Ties: 2005
Sep–Oct 2010
2-Month
6.31"
(160.27mm)
5.96"
(151.38mm)
0.35"
(8.89mm)
75th Driest
Driest since:
1952
54th Wettest
Wettest since:
1941
Aug–Oct 2010
3-Month
11.14"
(282.96mm)
9.80"
(248.92mm)
1.34"
(34.04mm)
87th Driest
Driest since:
1953
42nd Wettest
Wettest since:
2018
Jul–Oct 2010
4-Month
19.03"
(483.36mm)
13.66"
(346.96mm)
5.37"
(136.40mm)
120th Driest
Driest since:
1953, 1976
9th Wettest
Wettest since:
1993
Jun–Oct 2010
5-Month
29.31"
(744.47mm)
18.29"
(464.57mm)
11.02"
(279.90mm)
126th Driest
Driest since:
1976
3rd Wettest
Wettest since:
1993
May–Oct 2010
6-Month
33.50"
(850.90mm)
22.33"
(567.18mm)
11.17"
(283.72mm)
125th Driest
Driest since:
1976
4th Wettest
Wettest since:
1993
Apr–Oct 2010
7-Month
37.20"
(944.88mm)
25.28"
(642.11mm)
11.92"
(302.77mm)
127th Driest
Driest since:
1988
2nd Wettest
Wettest since:
1993
Mar–Oct 2010
8-Month
38.92"
(988.57mm)
27.23"
(691.64mm)
11.69"
(296.93mm)
127th Driest
Driest since:
1988
2nd Wettest
Wettest since:
1993
Feb–Oct 2010
9-Month
39.88"
(1,012.95mm)
28.25"
(717.55mm)
11.63"
(295.40mm)
126th Driest
Driest since:
1988
3rd Wettest
Wettest since:
1993
Jan–Oct 2010
10-Month
41.18"
(1,045.97mm)
29.23"
(742.44mm)
11.95"
(303.53mm)
127th Driest
Driest since:
1988
2nd Wettest
Wettest since:
1993
Dec 2009–Oct 2010
11-Month
43.72"
(1,110.49mm)
30.33"
(770.38mm)
13.39"
(340.11mm)
126th Driest
Driest since:
1988
2nd Wettest
Wettest since:
1993
Nov 2009–Oct 2010
12-Month
44.91"
(1,140.71mm)
32.07"
(814.58mm)
12.84"
(326.13mm)
126th Driest
Driest since:
1956
2nd Wettest
Wettest since:
1993
May 2009–Oct 2010
18-Month
72.29"
(1,836.17mm)
54.47"
(1,383.54mm)
17.82"
(452.63mm)
124th Driest
Driest since:
1956
4th Wettest
Wettest since:
2019
Nov 2008–Oct 2010
24-Month
83.93"
(2,131.82mm)
64.23"
(1,631.44mm)
19.70"
(500.38mm)
123rd Driest
Driest since:
1956
4th Wettest
Wettest since:
1993
Nov 2007–Oct 2010
36-Month
125.87"
(3,197.10mm)
96.34"
(2,447.04mm)
29.53"
(750.06mm)
125th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2010
Nov 2006–Oct 2010
48-Month
169.52"
(4,305.81mm)
128.36"
(3,260.34mm)
41.16"
(1,045.47mm)
124th Driest
Driest since:
1958
1st Wettest
Wettest to Date
2010
Nov 2005–Oct 2010
60-Month
200.98"
(5,104.89mm)
160.34"
(4,072.64mm)
40.64"
(1,032.25mm)
123rd Driest
Driest since:
1956
1st Wettest
Wettest to Date
2010

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