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, December 1919

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 1919
1-Month 		0.43"
(10.92mm)		 1.51"
(38.35mm)		 -1.08"
(-27.43mm)		 7th Driest
Driest since:
 1976
122nd Wettest
Wettest since:
 2015
Ties: 1995
Nov–Dec 1919
2-Month 		4.03"
(102.36mm)		 3.62"
(91.95mm)		 0.41"
(10.41mm)		 83rd Driest
Driest since:
 1976
46th Wettest
Wettest since:
 2015
Oct–Dec 1919
3-Month 		7.27"
(184.66mm)		 6.23"
(158.24mm)		 1.04"
(26.42mm)		 95th Driest
Driest since:
 1910
34th Wettest
Wettest since:
 1941
Sep–Dec 1919
4-Month 		13.11"
(332.99mm)		 10.15"
(257.81mm)		 2.96"
(75.18mm)		 99th Driest
Driest since:
 1950
30th Wettest
Wettest since:
 1961
Aug–Dec 1919
5-Month 		16.11"
(409.19mm)		 13.87"
(352.30mm)		 2.24"
(56.89mm)		 93rd Driest
Driest since:
 1953
36th Wettest
Wettest since:
 1970
Jul–Dec 1919
6-Month 		18.86"
(479.04mm)		 17.85"
(453.39mm)		 1.01"
(25.65mm)		 85th Driest
Driest since:
 1953
44th Wettest
Wettest since:
 1902
Jun–Dec 1919
7-Month 		22.58"
(573.53mm)		 22.46"
(570.48mm)		 0.12"
(3.05mm)		 76th Driest
Driest since:
 1953
53rd Wettest
Wettest since:
 1902
Ties: 1972
May–Dec 1919
8-Month 		27.18"
(690.37mm)		 26.50"
(673.10mm)		 0.68"
(17.27mm)		 71st Driest
Driest since:
 1953
58th Wettest
Wettest since:
 2010
Apr–Dec 1919
9-Month 		31.21"
(792.73mm)		 29.84"
(757.94mm)		 1.37"
(34.79mm)		 78th Driest
Driest since:
 1953
51st Wettest
Wettest since:
 2010
Ties: 2021
Mar–Dec 1919
10-Month 		34.15"
(867.41mm)		 32.19"
(817.63mm)		 1.96"
(49.78mm)		 80th Driest
Driest since:
 1901
49th Wettest
Wettest since:
 2010
Feb–Dec 1919
11-Month 		36.46"
(926.08mm)		 33.42"
(848.87mm)		 3.04"
(77.21mm)		 88th Driest
Driest since:
 1901
41st Wettest
Wettest since:
 2010
Jan–Dec 1919
12-Month 		36.58"
(929.13mm)		 34.75"
(882.65mm)		 1.83"
(46.48mm)		 78th Driest
Driest since:
 1901
51st Wettest
Wettest since:
 2010
Ties: 2013
Jul 1918–Dec 1919
18-Month 		53.02"
(1,346.71mm)		 52.63"
(1,336.80mm)		 0.39"
(9.91mm)		 67th Driest
Driest since:
 1956
61st Wettest
Wettest since:
 2010
Jan 1918–Dec 1919
24-Month 		71.86"
(1,825.24mm)		 69.50"
(1,765.30mm)		 2.36"
(59.94mm)		 76th Driest
Driest since:
 1989
52nd Wettest
Wettest since:
 2010
Jan 1917–Dec 1919
36-Month 		101.53"
(2,578.86mm)		 104.23"
(2,647.44mm)		 -2.70"
(-68.58mm)		 47th Driest
Driest since:
 1989
80th Wettest
Wettest since:
 2010
Jan 1916–Dec 1919
48-Month 		138.06"
(3,506.72mm)		 138.86"
(3,527.04mm)		 -0.80"
(-20.32mm)		 61st Driest
Driest since:
 1956
65th Wettest
Wettest since:
 2010
Jan 1915–Dec 1919
60-Month 		178.93"
(4,544.82mm)		 173.41"
(4,404.61mm)		 5.52"
(140.21mm)		 72nd Driest
Driest since:
 1956
53rd Wettest
Wettest since:
 2011

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