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 1915

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1915
1-Month
1.02"
(25.91mm)
3.34"
(84.84mm)
-2.32"
(-58.93mm)
3rd Driest
Driest since:
2018
126th Wettest
Wettest since:
1973
Mar–Apr 1915
2-Month
1.90"
(48.26mm)
5.70"
(144.78mm)
-3.80"
(-96.52mm)
1st Driest
Driest since:
1915
128th Wettest
Wettest since:
1973
Feb–Apr 1915
3-Month
4.18"
(106.17mm)
6.92"
(175.77mm)
-2.74"
(-69.60mm)
9th Driest
Driest since:
1958
120th Wettest
Wettest since:
1973
Jan–Apr 1915
4-Month
6.14"
(155.96mm)
8.25"
(209.55mm)
-2.11"
(-53.59mm)
23rd Driest
Driest since:
1956
106th Wettest
Wettest since:
1973
Dec 1914–Apr 1915
5-Month
7.91"
(200.91mm)
9.74"
(247.40mm)
-1.83"
(-46.49mm)
30th Driest
Driest since:
1956
98th Wettest
Wettest since:
1973
Nov 1914–Apr 1915
6-Month
8.12"
(206.25mm)
11.86"
(301.24mm)
-3.74"
(-94.99mm)
9th Driest
Driest since:
1956
119th Wettest
Wettest since:
1973
Oct 1914–Apr 1915
7-Month
10.73"
(272.54mm)
14.49"
(368.05mm)
-3.76"
(-95.51mm)
11th Driest
Driest since:
1956
117th Wettest
Wettest since:
1929
Sep 1914–Apr 1915
8-Month
17.85"
(453.39mm)
18.41"
(467.61mm)
-0.56"
(-14.22mm)
60th Driest
Driest since:
1956
68th Wettest
Wettest since:
1927
Aug 1914–Apr 1915
9-Month
20.34"
(516.64mm)
22.15"
(562.61mm)
-1.81"
(-45.97mm)
44th Driest
Driest since:
1956
84th Wettest
Wettest since:
2019
Jul 1914–Apr 1915
10-Month
22.55"
(572.77mm)
26.13"
(663.70mm)
-3.58"
(-90.93mm)
32nd Driest
Driest since:
1902
96th Wettest
Wettest since:
1993
Jun 1914–Apr 1915
11-Month
26.33"
(668.78mm)
30.68"
(779.27mm)
-4.35"
(-110.49mm)
28th Driest
Driest since:
1902
100th Wettest
Wettest since:
1903
Ties: 1921
May 1914–Apr 1915
12-Month
28.53"
(724.66mm)
34.74"
(882.40mm)
-6.21"
(-157.74mm)
18th Driest
Driest since:
1902
110th Wettest
Wettest since:
2011
Nov 1913–Apr 1915
18-Month
36.36"
(923.54mm)
46.62"
(1,184.15mm)
-10.26"
(-260.61mm)
8th Driest
Driest since:
1902
119th Wettest
Wettest since:
2011
May 1913–Apr 1915
24-Month
56.20"
(1,427.48mm)
69.50"
(1,765.30mm)
-13.30"
(-337.82mm)
7th Driest
Driest since:
1957
120th Wettest
Wettest since:
2011
May 1912–Apr 1915
36-Month
83.02"
(2,108.71mm)
104.16"
(2,645.66mm)
-21.14"
(-536.95mm)
6th Driest
Driest since:
1958
120th Wettest
Wettest since:
2011
May 1911–Apr 1915
48-Month
114.27"
(2,902.46mm)
138.69"
(3,522.73mm)
-24.42"
(-620.27mm)
5th Driest
Driest since:
1957
120th Wettest
Wettest since:
2011
May 1910–Apr 1915
60-Month
141.76"
(3,600.70mm)
173.27"
(4,401.06mm)
-31.51"
(-800.36mm)
3rd Driest
Driest since:
1958
121st Wettest
Wettest since:
2012

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