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 1926

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Wettest/Driest
Since
Record
April 1926
1-Month
1.37"
(34.80mm)
3.34"
(84.84mm)
-1.97"
(-50.04mm)
8th Driest
Driest since:
2018
122nd Wettest
Wettest since:
1973
Mar–Apr 1926
2-Month
3.14"
(79.76mm)
5.70"
(144.78mm)
-2.56"
(-65.02mm)
11th Driest
Driest since:
1915
119th Wettest
Wettest since:
1973
Feb–Apr 1926
3-Month
4.29"
(108.97mm)
6.92"
(175.77mm)
-2.63"
(-66.80mm)
12th Driest
Driest since:
1958
118th Wettest
Wettest since:
1973
Jan–Apr 1926
4-Month
5.31"
(134.87mm)
8.25"
(209.55mm)
-2.94"
(-74.68mm)
9th Driest
Driest since:
1956
121st Wettest
Wettest since:
1973
Dec 1925–Apr 1926
5-Month
7.29"
(185.17mm)
9.74"
(247.40mm)
-2.45"
(-62.23mm)
18th Driest
Driest since:
1956
111th Wettest
Wettest since:
1973
Nov 1925–Apr 1926
6-Month
8.27"
(210.06mm)
11.86"
(301.24mm)
-3.59"
(-91.18mm)
12th Driest
Driest since:
1956
117th Wettest
Wettest since:
1973
Ties: 1899
Oct 1925–Apr 1926
7-Month
12.64"
(321.06mm)
14.49"
(368.05mm)
-1.85"
(-46.99mm)
33rd Driest
Driest since:
1956
96th Wettest
Wettest since:
1929
Sep 1925–Apr 1926
8-Month
19.37"
(492.00mm)
18.41"
(467.61mm)
0.96"
(24.39mm)
80th Driest
Driest since:
1956
49th Wettest
Wettest since:
1927
Ties: 1928
Aug 1925–Apr 1926
9-Month
22.77"
(578.36mm)
22.15"
(562.61mm)
0.62"
(15.75mm)
75th Driest
Driest since:
1956
54th Wettest
Wettest since:
2019
Jul 1925–Apr 1926
10-Month
26.09"
(662.69mm)
26.13"
(663.70mm)
-0.04"
(-1.01mm)
70th Driest
Driest since:
1902
59th Wettest
Wettest since:
1993
Jun 1925–Apr 1926
11-Month
33.33"
(846.58mm)
30.68"
(779.27mm)
2.65"
(67.31mm)
87th Driest
Driest since:
1902
42nd Wettest
Wettest since:
1903
May 1925–Apr 1926
12-Month
34.73"
(882.14mm)
34.74"
(882.40mm)
-0.01"
(-0.26mm)
64th Driest
Driest since:
1902
65th Wettest
Wettest since:
2011
Nov 1924–Apr 1926
18-Month
44.85"
(1,139.19mm)
46.62"
(1,184.15mm)
-1.77"
(-44.96mm)
47th Driest
Driest since:
1902
81st Wettest
Wettest since:
2011
May 1924–Apr 1926
24-Month
71.15"
(1,807.21mm)
69.50"
(1,765.30mm)
1.65"
(41.91mm)
71st Driest
Driest since:
1957
57th Wettest
Wettest since:
2011
May 1923–Apr 1926
36-Month
101.29"
(2,572.77mm)
104.16"
(2,645.66mm)
-2.87"
(-72.89mm)
47th Driest
Driest since:
1958
80th Wettest
Wettest since:
2011
May 1922–Apr 1926
48-Month
129.84"
(3,297.94mm)
138.69"
(3,522.73mm)
-8.85"
(-224.79mm)
23rd Driest
Driest since:
1957
103rd Wettest
Wettest since:
2011
May 1921–Apr 1926
60-Month
166.65"
(4,232.91mm)
173.27"
(4,401.06mm)
-6.62"
(-168.15mm)
38th Driest
Driest since:
1958
87th Wettest
Wettest since:
2012

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