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, March 2011

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
March 2011
1-Month		1.75"
(44.45mm)		2.35"
(59.69mm)		-0.60"
(-15.24mm)		45th Driest
Driest since:
1918
84th Wettest
Wettest since:
1990
Feb–Mar 2011
2-Month		3.72"
(94.49mm)		3.58"
(90.93mm)		0.14"
(3.56mm)		74th Driest
Driest since:
1958
55th Wettest
Wettest since:
1998
Jan–Mar 2011
3-Month		4.64"
(117.86mm)		4.91"
(124.71mm)		-0.27"
(-6.85mm)		59th Driest
Driest since:
1956
70th Wettest
Wettest since:
1998
Dec 2010–Mar 2011
4-Month		5.54"
(140.72mm)		6.40"
(162.56mm)		-0.86"
(-21.84mm)		37th Driest
Driest since:
1956
91st Wettest
Wettest since:
1998
Nov 2010–Mar 2011
5-Month		6.85"
(173.99mm)		8.52"
(216.41mm)		-1.67"
(-42.42mm)		32nd Driest
Driest since:
1956
96th Wettest
Wettest since:
1993
Oct 2010–Mar 2011
6-Month		8.10"
(205.74mm)		11.15"
(283.21mm)		-3.05"
(-77.47mm)		17th Driest
Driest since:
1956
111th Wettest
Wettest since:
1985
Sep 2010–Mar 2011
7-Month		15.35"
(389.89mm)		15.07"
(382.78mm)		0.28"
(7.11mm)		74th Driest
Driest since:
1957
54th Wettest
Wettest since:
1962
Ties: 2008
Aug 2010–Mar 2011
8-Month		21.91"
(556.51mm)		18.81"
(477.77mm)		3.10"
(78.74mm)		98th Driest
Driest since:
1954
30th Wettest
Wettest since:
2019
Jul 2010–Mar 2011
9-Month		29.62"
(752.35mm)		22.79"
(578.87mm)		6.83"
(173.48mm)		113th Driest
Driest since:
1954
15th Wettest
Wettest since:
1993
Ties: 1987
Jun 2010–Mar 2011
10-Month		41.93"
(1,065.02mm)		27.34"
(694.44mm)		14.59"
(370.58mm)		126th Driest
Driest since:
1902
2nd Wettest
Wettest since:
1903
May 2010–Mar 2011
11-Month		49.34"
(1,253.24mm)		31.40"
(797.56mm)		17.94"
(455.68mm)		127th Driest
Driest since:
1902
1st Wettest
Wettest to Date
2011
Apr 2010–Mar 2011
12-Month		53.57"
(1,360.68mm)		34.74"
(882.40mm)		18.83"
(478.28mm)		127th Driest
Driest since:
1902
1st Wettest
Wettest to Date
2011
Oct 2009–Mar 2011
18-Month		70.70"
(1,795.78mm)		45.91"
(1,166.11mm)		24.79"
(629.67mm)		126th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Apr 2009–Mar 2011
24-Month		102.99"
(2,615.95mm)		69.47"
(1,764.54mm)		33.52"
(851.41mm)		126th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Apr 2008–Mar 2011
36-Month		152.32"
(3,868.93mm)		104.12"
(2,644.65mm)		48.20"
(1,224.28mm)		125th Driest
Driest since:
1956
1st Wettest
Wettest to Date
2011
Apr 2007–Mar 2011
48-Month		195.70"
(4,970.78mm)		138.67"
(3,522.22mm)		57.03"
(1,448.56mm)		124th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2011
Apr 2006–Mar 2011
60-Month		227.62"
(5,781.55mm)		173.27"
(4,401.06mm)		54.35"
(1,380.49mm)		122nd Driest
Driest since:
1958
2nd Wettest
Wettest to Date
2012

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