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, April 1903

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1903
1-Month
3.67"
(93.22mm)
3.34"
(84.84mm)
0.33"
(8.38mm)
79th Driest
Driest since:
2018
50th Wettest
Wettest since:
1973
Mar–Apr 1903
2-Month
5.55"
(140.97mm)
5.70"
(144.78mm)
-0.15"
(-3.81mm)
64th Driest
Driest since:
1915
65th Wettest
Wettest since:
1973
Feb–Apr 1903
3-Month
6.98"
(177.29mm)
6.92"
(175.77mm)
0.06"
(1.52mm)
64th Driest
Driest since:
1958
65th Wettest
Wettest since:
1973
Jan–Apr 1903
4-Month
7.52"
(191.01mm)
8.25"
(209.55mm)
-0.73"
(-18.54mm)
48th Driest
Driest since:
1956
81st Wettest
Wettest since:
1973
Dec 1902–Apr 1903
5-Month
9.52"
(241.81mm)
9.74"
(247.40mm)
-0.22"
(-5.59mm)
58th Driest
Driest since:
1956
70th Wettest
Wettest since:
1973
Nov 1902–Apr 1903
6-Month
12.08"
(306.83mm)
11.86"
(301.24mm)
0.22"
(5.59mm)
64th Driest
Driest since:
1956
64th Wettest
Wettest since:
1973
Oct 1902–Apr 1903
7-Month
16.15"
(410.21mm)
14.49"
(368.05mm)
1.66"
(42.16mm)
93rd Driest
Driest since:
1956
35th Wettest
Wettest to Date
1929
Sep 1902–Apr 1903
8-Month
20.32"
(516.13mm)
18.41"
(467.61mm)
1.91"
(48.52mm)
87th Driest
Driest since:
1956
41st Wettest
Wettest since:
1927
Aug 1902–Apr 1903
9-Month
29.47"
(748.54mm)
22.15"
(562.61mm)
7.32"
(185.93mm)
118th Driest
Driest since:
1956
10th Wettest
Wettest to Date
2019
Jul 1902–Apr 1903
10-Month
38.08"
(967.23mm)
26.13"
(663.70mm)
11.95"
(303.53mm)
125th Driest
Driest since:
1902
3rd Wettest
Wettest to Date
1993
Jun 1902–Apr 1903
11-Month
47.04"
(1,194.82mm)
30.68"
(779.27mm)
16.36"
(415.55mm)
127th Driest
Driest since:
1902
1st Wettest
Wettest to Date
1903
May 1902–Apr 1903
12-Month
50.41"
(1,280.41mm)
34.74"
(882.40mm)
15.67"
(398.01mm)
126th Driest
Driest since:
1902
2nd Wettest
Wettest to Date
2011
Nov 1901–Apr 1903
18-Month
58.86"
(1,495.04mm)
46.62"
(1,184.15mm)
12.24"
(310.89mm)
118th Driest
Driest since:
1902
9th Wettest
Wettest to Date
2011
May 1901–Apr 1903
24-Month
69.66"
(1,769.36mm)
69.50"
(1,765.30mm)
0.16"
(4.06mm)
62nd Driest
Driest since:
1957
65th Wettest
Wettest since:
2011
May 1900–Apr 1903
36-Month
102.08"
(2,592.83mm)
104.16"
(2,645.66mm)
-2.08"
(-52.83mm)
52nd Driest
Driest since:
1958
74th Wettest
Wettest to Date
2011
May 1899–Apr 1903
48-Month
132.20"
(3,357.88mm)
138.69"
(3,522.73mm)
-6.49"
(-164.85mm)
30th Driest
Driest since:
1957
95th Wettest
Wettest since:
2011
May 1898–Apr 1903
60-Month
165.55"
(4,204.97mm)
173.27"
(4,401.06mm)
-7.72"
(-196.09mm)
32nd Driest
Driest since:
1958
92nd Wettest
Wettest to Date
2012

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