Divisional Rankings

Divisional 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, Climate Division 9. Southeast

Precipitation Rankings, January 2012

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
January 2012
1-Month 		0.50"
(12.70mm)		 1.32"
(33.53mm)		 -0.82"
(-20.83mm)		 17th Driest
Driest since:
 1981
112th Wettest
Wettest since:
 1916
Dec 2011–Jan 2012
2-Month 		3.51"
(89.15mm)		 2.82"
(71.63mm)		 0.69"
(17.52mm)		 88th Driest
Driest since:
 1956
40th Wettest
Wettest since:
 1907
Nov 2011–Jan 2012
3-Month 		7.79"
(197.87mm)		 4.93"
(125.22mm)		 2.86"
(72.65mm)		 117th Driest
Driest since:
 1956
11th Wettest
Wettest since:
 1993
Ties: 1983
Oct 2011–Jan 2012
4-Month 		8.75"
(222.25mm)		 7.56"
(192.02mm)		 1.19"
(30.23mm)		 90th Driest
Driest since:
 1951
38th Wettest
Wettest since:
 1932
Sep 2011–Jan 2012
5-Month 		10.34"
(262.64mm)		 11.48"
(291.59mm)		 -1.14"
(-28.95mm)		 56th Driest
Driest since:
 1951
72nd Wettest
Wettest since:
 1962
Ties: 1899
Aug 2011–Jan 2012
6-Month 		11.81"
(299.97mm)		 15.23"
(386.84mm)		 -3.42"
(-86.87mm)		 29th Driest
Driest since:
 1954
99th Wettest
Wettest since:
 1971
Jul 2011–Jan 2012
7-Month 		13.15"
(334.01mm)		 19.21"
(487.93mm)		 -6.06"
(-153.92mm)		 12th Driest
Driest since:
 1954
116th Wettest
Wettest since:
 1903
Jun 2011–Jan 2012
8-Month 		23.23"
(590.04mm)		 23.76"
(603.50mm)		 -0.53"
(-13.46mm)		 62nd Driest
Driest since:
 1954
66th Wettest
Wettest since:
 1903
May 2011–Jan 2012
9-Month 		28.99"
(736.35mm)		 27.81"
(706.37mm)		 1.18"
(29.98mm)		 72nd Driest
Driest since:
 1954
56th Wettest
Wettest since:
 2011
Apr 2011–Jan 2012
10-Month 		32.71"
(830.83mm)		 31.15"
(791.21mm)		 1.56"
(39.62mm)		 78th Driest
Driest since:
 1954
50th Wettest
Wettest since:
 2011
Mar 2011–Jan 2012
11-Month 		34.46"
(875.28mm)		 33.52"
(851.41mm)		 0.94"
(23.87mm)		 71st Driest
Driest since:
 1902
57th Wettest
Wettest since:
 2011
Feb 2011–Jan 2012
12-Month 		36.43"
(925.32mm)		 34.76"
(882.90mm)		 1.67"
(42.42mm)		 79th Driest
Driest since:
 1902
49th Wettest
Wettest since:
 2011
Aug 2010–Jan 2012
18-Month 		54.62"
(1,387.35mm)		 49.98"
(1,269.49mm)		 4.64"
(117.86mm)		 94th Driest
Driest since:
 1957
33rd Wettest
Wettest since:
 2011
Feb 2010–Jan 2012
24-Month 		89.78"
(2,280.41mm)		 69.50"
(1,765.30mm)		 20.28"
(515.11mm)		 121st Driest
Driest since:
 1957
6th Wettest
Wettest since:
 2011
Feb 2009–Jan 2012
36-Month 		142.22"
(3,612.39mm)		 104.12"
(2,644.65mm)		 38.10"
(967.74mm)		 123rd Driest
Driest since:
 1990
3rd Wettest
Wettest since:
 2011
Feb 2008–Jan 2012
48-Month 		189.66"
(4,817.36mm)		 138.65"
(3,521.71mm)		 51.01"
(1,295.65mm)		 123rd Driest
Driest since:
 1957
2nd Wettest
Wettest since:
 2011
Feb 2007–Jan 2012
60-Month 		234.03"
(5,944.36mm)		 173.26"
(4,400.80mm)		 60.77"
(1,543.56mm)		 123rd Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 2012

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