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 1933

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
April 1933
1-Month
1.70"
(43.18mm)
3.34"
(84.84mm)
-1.64"
(-41.66mm)
16th Driest
Driest since:
2018
113th Wettest
Wettest since:
1973
Mar–Apr 1933
2-Month
4.39"
(111.51mm)
5.70"
(144.78mm)
-1.31"
(-33.27mm)
31st Driest
Driest since:
1915
98th Wettest
Wettest since:
1973
Feb–Apr 1933
3-Month
4.77"
(121.16mm)
6.92"
(175.77mm)
-2.15"
(-54.61mm)
21st Driest
Driest since:
1958
108th Wettest
Wettest since:
1973
Jan–Apr 1933
4-Month
6.12"
(155.45mm)
8.25"
(209.55mm)
-2.13"
(-54.10mm)
21st Driest
Driest since:
1956
108th Wettest
Wettest since:
1973
Ties: 2003
Dec 1932–Apr 1933
5-Month
8.44"
(214.38mm)
9.74"
(247.40mm)
-1.30"
(-33.02mm)
39th Driest
Driest since:
1956
89th Wettest
Wettest since:
1973
Ties: 1963
Nov 1932–Apr 1933
6-Month
10.13"
(257.30mm)
11.86"
(301.24mm)
-1.73"
(-43.94mm)
34th Driest
Driest since:
1956
94th Wettest
Wettest since:
1973
Oct 1932–Apr 1933
7-Month
13.37"
(339.60mm)
14.49"
(368.05mm)
-1.12"
(-28.45mm)
47th Driest
Driest since:
1956
81st Wettest
Wettest since:
1929
Sep 1932–Apr 1933
8-Month
14.65"
(372.11mm)
18.41"
(467.61mm)
-3.76"
(-95.50mm)
21st Driest
Driest since:
1956
107th Wettest
Wettest since:
1927
Aug 1932–Apr 1933
9-Month
22.84"
(580.14mm)
22.15"
(562.61mm)
0.69"
(17.53mm)
75th Driest
Driest since:
1956
53rd Wettest
Wettest since:
2019
Jul 1932–Apr 1933
10-Month
27.82"
(706.63mm)
26.13"
(663.70mm)
1.69"
(42.93mm)
86th Driest
Driest since:
1902
42nd Wettest
Wettest since:
1993
Jun 1932–Apr 1933
11-Month
34.34"
(872.24mm)
30.68"
(779.27mm)
3.66"
(92.97mm)
92nd Driest
Driest since:
1902
36th Wettest
Wettest since:
1903
May 1932–Apr 1933
12-Month
37.86"
(961.64mm)
34.74"
(882.40mm)
3.12"
(79.24mm)
86th Driest
Driest since:
1902
42nd Wettest
Wettest since:
2011
Nov 1931–Apr 1933
18-Month
51.31"
(1,303.27mm)
46.62"
(1,184.15mm)
4.69"
(119.12mm)
96th Driest
Driest since:
1902
31st Wettest
Wettest since:
2011
Ties: 1920
May 1931–Apr 1933
24-Month
76.90"
(1,953.26mm)
69.50"
(1,765.30mm)
7.40"
(187.96mm)
96th Driest
Driest since:
1957
31st Wettest
Wettest since:
2011
May 1930–Apr 1933
36-Month
107.20"
(2,722.88mm)
104.16"
(2,645.66mm)
3.04"
(77.22mm)
75th Driest
Driest since:
1958
51st Wettest
Wettest since:
2011
May 1929–Apr 1933
48-Month
136.90"
(3,477.26mm)
138.69"
(3,522.73mm)
-1.79"
(-45.47mm)
56th Driest
Driest since:
1957
69th Wettest
Wettest since:
2011
May 1928–Apr 1933
60-Month
184.50"
(4,686.30mm)
173.27"
(4,401.06mm)
11.23"
(285.24mm)
86th Driest
Driest since:
1958
38th Wettest
Wettest since:
2012

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