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 1912

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
March 1912
1-Month 		1.87"
(47.50mm)		 2.35"
(59.69mm)		 -0.48"
(-12.19mm)		 52nd Driest
Driest since:
 1918
77th Wettest
Wettest since:
 1990
Feb–Mar 1912
2-Month 		3.43"
(87.12mm)		 3.58"
(90.93mm)		 -0.15"
(-3.81mm)		 55th Driest
Driest since:
 1958
74th Wettest
Wettest since:
 1998
Jan–Mar 1912
3-Month 		3.73"
(94.74mm)		 4.91"
(124.71mm)		 -1.18"
(-29.97mm)		 32nd Driest
Driest since:
 1956
97th Wettest
Wettest since:
 1998
Dec 1911–Mar 1912
4-Month 		5.77"
(146.56mm)		 6.40"
(162.56mm)		 -0.63"
(-16.00mm)		 47th Driest
Driest since:
 1956
81st Wettest
Wettest since:
 1998
Nov 1911–Mar 1912
5-Month 		8.53"
(216.66mm)		 8.52"
(216.41mm)		 0.01"
(0.25mm)		 65th Driest
Driest since:
 1956
63rd Wettest
Wettest since:
 1993
Oct 1911–Mar 1912
6-Month 		10.80"
(274.32mm)		 11.15"
(283.21mm)		 -0.35"
(-8.89mm)		 56th Driest
Driest since:
 1956
72nd Wettest
Wettest since:
 1985
Ties: 1913
Sep 1911–Mar 1912
7-Month 		19.26"
(489.20mm)		 15.07"
(382.78mm)		 4.19"
(106.42mm)		 106th Driest
Driest since:
 1957
22nd Wettest
Wettest to Date
 1962
Aug 1911–Mar 1912
8-Month 		21.12"
(536.45mm)		 18.81"
(477.77mm)		 2.31"
(58.68mm)		 86th Driest
Driest since:
 1954
42nd Wettest
Wettest since:
 2019
Jul 1911–Mar 1912
9-Month 		24.62"
(625.35mm)		 22.79"
(578.87mm)		 1.83"
(46.48mm)		 87th Driest
Driest since:
 1954
41st Wettest
Wettest since:
 1993
Jun 1911–Mar 1912
10-Month 		25.93"
(658.62mm)		 27.34"
(694.44mm)		 -1.41"
(-35.82mm)		 53rd Driest
Driest since:
 1902
75th Wettest
Wettest since:
 1903
May 1911–Mar 1912
11-Month 		28.67"
(728.22mm)		 31.40"
(797.56mm)		 -2.73"
(-69.34mm)		 46th Driest
Driest since:
 1902
82nd Wettest
Wettest since:
 2011
Apr 1911–Mar 1912
12-Month 		32.11"
(815.59mm)		 34.74"
(882.40mm)		 -2.63"
(-66.81mm)		 48th Driest
Driest since:
 1902
80th Wettest
Wettest since:
 2011
Oct 1910–Mar 1912
18-Month 		40.89"
(1,038.61mm)		 45.91"
(1,166.11mm)		 -5.02"
(-127.50mm)		 31st Driest
Driest since:
 1957
96th Wettest
Wettest since:
 2011
Apr 1910–Mar 1912
24-Month 		59.11"
(1,501.39mm)		 69.47"
(1,764.54mm)		 -10.36"
(-263.15mm)		 16th Driest
Driest since:
 1957
111th Wettest
Wettest since:
 2011
Apr 1909–Mar 1912
36-Month 		96.43"
(2,449.32mm)		 104.12"
(2,644.65mm)		 -7.69"
(-195.33mm)		 25th Driest
Driest since:
 1956
101st Wettest
Wettest since:
 2011
Apr 1908–Mar 1912
48-Month 		131.95"
(3,351.53mm)		 138.67"
(3,522.22mm)		 -6.72"
(-170.69mm)		 31st Driest
Driest since:
 1957
94th Wettest
Wettest since:
 2011
Apr 1907–Mar 1912
60-Month 		166.35"
(4,225.29mm)		 173.27"
(4,401.06mm)		 -6.92"
(-175.77mm)		 37th Driest
Driest since:
 1958
87th Wettest
Wettest since:
 2012

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