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 2005

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 2005
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: 2010
Sep–Oct 2005
2-Month 		4.20"
(106.68mm)		 5.96"
(151.38mm)		 -1.76"
(-44.70mm)		 29th Driest
Driest since:
 1952
100th Wettest
Wettest since:
 1941
Aug–Oct 2005
3-Month 		7.22"
(183.39mm)		 9.80"
(248.92mm)		 -2.58"
(-65.53mm)		 22nd Driest
Driest since:
 1953
107th Wettest
Wettest since:
 2018
Jul–Oct 2005
4-Month 		10.49"
(266.45mm)		 13.66"
(346.96mm)		 -3.17"
(-80.51mm)		 23rd Driest
Driest since:
 1953, 1976
106th Wettest
Wettest since:
 1993
Jun–Oct 2005
5-Month 		15.74"
(399.80mm)		 18.29"
(464.57mm)		 -2.55"
(-64.77mm)		 37th Driest
Driest since:
 1976
92nd Wettest
Wettest since:
 1993
May–Oct 2005
6-Month 		19.59"
(497.59mm)		 22.33"
(567.18mm)		 -2.74"
(-69.59mm)		 34th Driest
Driest since:
 1976
95th Wettest
Wettest since:
 1993
Apr–Oct 2005
7-Month 		23.04"
(585.22mm)		 25.28"
(642.11mm)		 -2.24"
(-56.89mm)		 36th Driest
Driest since:
 1988
93rd Wettest
Wettest since:
 1993
Mar–Oct 2005
8-Month 		24.09"
(611.89mm)		 27.23"
(691.64mm)		 -3.14"
(-79.75mm)		 32nd Driest
Driest since:
 1988
97th Wettest
Wettest since:
 1993
Ties: 1963
Feb–Oct 2005
9-Month 		25.61"
(650.49mm)		 28.25"
(717.55mm)		 -2.64"
(-67.06mm)		 36th Driest
Driest since:
 1988
93rd Wettest
Wettest since:
 1993
Jan–Oct 2005
10-Month 		26.92"
(683.77mm)		 29.23"
(742.44mm)		 -2.31"
(-58.67mm)		 40th Driest
Driest since:
 1988
89th Wettest
Wettest since:
 1993
Dec 2004–Oct 2005
11-Month 		27.50"
(698.50mm)		 30.33"
(770.38mm)		 -2.83"
(-71.88mm)		 34th Driest
Driest since:
 1988
94th Wettest
Wettest since:
 1993
Nov 2004–Oct 2005
12-Month 		29.71"
(754.63mm)		 32.07"
(814.58mm)		 -2.36"
(-59.95mm)		 40th Driest
Driest since:
 1956
88th Wettest
Wettest since:
 1993
May 2004–Oct 2005
18-Month 		54.60"
(1,386.84mm)		 54.47"
(1,383.54mm)		 0.13"
(3.30mm)		 62nd Driest
Driest since:
 1956
66th Wettest
Wettest since:
 2019
Nov 2003–Oct 2005
24-Month 		67.07"
(1,703.58mm)		 64.23"
(1,631.44mm)		 2.84"
(72.14mm)		 79th Driest
Driest since:
 1956
48th Wettest
Wettest since:
 1993
Nov 2002–Oct 2005
36-Month 		91.48"
(2,323.59mm)		 96.34"
(2,447.04mm)		 -4.86"
(-123.45mm)		 34th Driest
Driest since:
 1957
92nd Wettest
Wettest since:
 2010
Nov 2001–Oct 2005
48-Month 		122.88"
(3,121.15mm)		 128.36"
(3,260.34mm)		 -5.48"
(-139.19mm)		 30th Driest
Driest since:
 1958
95th Wettest
Wettest since:
 2010
Nov 2000–Oct 2005
60-Month 		158.91"
(4,036.31mm)		 160.34"
(4,072.64mm)		 -1.43"
(-36.33mm)		 54th Driest
Driest since:
 1956
70th Wettest
Wettest since:
 2010
Ties: 1915

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