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 2011

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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
January 2011
1-Month 		0.92"
(23.37mm)		 1.32"
(33.53mm)		 -0.40"
(-10.16mm)		 48th Driest
Driest since:
 1981
81st Wettest
Wettest since:
 1916
Ties: 1900
Dec 2010–Jan 2011
2-Month 		1.82"
(46.23mm)		 2.82"
(71.63mm)		 -1.00"
(-25.40mm)		 29th Driest
Driest since:
 1956
99th Wettest
Wettest since:
 1907
Nov 2010–Jan 2011
3-Month 		3.13"
(79.50mm)		 4.93"
(125.22mm)		 -1.80"
(-45.72mm)		 27th Driest
Driest since:
 1956
101st Wettest
Wettest since:
 1993
Ties: 2002
Oct 2010–Jan 2011
4-Month 		4.38"
(111.25mm)		 7.56"
(192.02mm)		 -3.18"
(-80.77mm)		 16th Driest
Driest since:
 1951
112th Wettest
Wettest since:
 1932
Sep 2010–Jan 2011
5-Month 		11.63"
(295.40mm)		 11.48"
(291.59mm)		 0.15"
(3.81mm)		 70th Driest
Driest since:
 1951
58th Wettest
Wettest since:
 1962
Aug 2010–Jan 2011
6-Month 		18.19"
(462.03mm)		 15.23"
(386.84mm)		 2.96"
(75.19mm)		 101st Driest
Driest since:
 1954
27th Wettest
Wettest since:
 1971
Jul 2010–Jan 2011
7-Month 		25.90"
(657.86mm)		 19.21"
(487.93mm)		 6.69"
(169.93mm)		 110th Driest
Driest since:
 1954
18th Wettest
Wettest since:
 1903
Jun 2010–Jan 2011
8-Month 		38.21"
(970.53mm)		 23.76"
(603.50mm)		 14.45"
(367.03mm)		 126th Driest
Driest since:
 1954
2nd Wettest
Wettest since:
 1903
May 2010–Jan 2011
9-Month 		45.62"
(1,158.75mm)		 27.81"
(706.37mm)		 17.81"
(452.38mm)		 127th Driest
Driest since:
 1954
1st Wettest
Wettest to Date
 2011
Apr 2010–Jan 2011
10-Month 		49.85"
(1,266.19mm)		 31.15"
(791.21mm)		 18.70"
(474.98mm)		 127th Driest
Driest since:
 1954
1st Wettest
Wettest to Date
 2011
Mar 2010–Jan 2011
11-Month 		52.14"
(1,324.36mm)		 33.52"
(851.41mm)		 18.62"
(472.95mm)		 127th Driest
Driest since:
 1902
1st Wettest
Wettest to Date
 2011
Feb 2010–Jan 2011
12-Month 		53.35"
(1,355.09mm)		 34.76"
(882.90mm)		 18.59"
(472.19mm)		 127th Driest
Driest since:
 1902
1st Wettest
Wettest to Date
 2011
Aug 2009–Jan 2011
18-Month 		78.16"
(1,985.26mm)		 49.98"
(1,269.49mm)		 28.18"
(715.77mm)		 126th Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 2011
Feb 2009–Jan 2011
24-Month 		105.79"
(2,687.07mm)		 69.50"
(1,765.30mm)		 36.29"
(921.77mm)		 126th Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 2011
Feb 2008–Jan 2011
36-Month 		153.23"
(3,892.04mm)		 104.12"
(2,644.65mm)		 49.11"
(1,247.39mm)		 125th Driest
Driest since:
 1990
1st Wettest
Wettest to Date
 2011
Feb 2007–Jan 2011
48-Month 		197.60"
(5,019.04mm)		 138.65"
(3,521.71mm)		 58.95"
(1,497.33mm)		 124th Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 2011
Feb 2006–Jan 2011
60-Month 		228.42"
(5,801.87mm)		 173.26"
(4,400.80mm)		 55.16"
(1,401.07mm)		 122nd Driest
Driest since:
 1957
2nd Wettest
Wettest to Date
 2012

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