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, January 1938

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
January 1938
1-Month
2.40"
(60.96mm)
1.32"
(33.53mm)
1.08"
(27.43mm)
110th Driest
Driest since:
1981
19th Wettest
Wettest since:
1916
Dec 1937–Jan 1938
2-Month
3.37"
(85.60mm)
2.82"
(71.63mm)
0.55"
(13.97mm)
83rd Driest
Driest since:
1956
45th Wettest
Wettest since:
1907
Ties: 2006
Nov 1937–Jan 1938
3-Month
4.46"
(113.28mm)
4.93"
(125.22mm)
-0.47"
(-11.94mm)
59th Driest
Driest since:
1956
69th Wettest
Wettest since:
1993
Oct 1937–Jan 1938
4-Month
6.25"
(158.75mm)
7.56"
(192.02mm)
-1.31"
(-33.27mm)
35th Driest
Driest since:
1951
93rd Wettest
Wettest since:
1932
Sep 1937–Jan 1938
5-Month
7.45"
(189.23mm)
11.48"
(291.59mm)
-4.03"
(-102.36mm)
15th Driest
Driest since:
1951
113th Wettest
Wettest since:
1962
Aug 1937–Jan 1938
6-Month
10.49"
(266.45mm)
15.23"
(386.84mm)
-4.74"
(-120.39mm)
15th Driest
Driest since:
1954
113th Wettest
Wettest since:
1971
Jul 1937–Jan 1938
7-Month
13.79"
(350.27mm)
19.21"
(487.93mm)
-5.42"
(-137.66mm)
19th Driest
Driest since:
1954
109th Wettest
Wettest since:
1903
Jun 1937–Jan 1938
8-Month
17.13"
(435.10mm)
23.76"
(603.50mm)
-6.63"
(-168.40mm)
15th Driest
Driest since:
1954
113th Wettest
Wettest since:
1903
May 1937–Jan 1938
9-Month
20.48"
(520.19mm)
27.81"
(706.37mm)
-7.33"
(-186.18mm)
13th Driest
Driest since:
1954
115th Wettest
Wettest since:
2011
Apr 1937–Jan 1938
10-Month
23.66"
(600.96mm)
31.15"
(791.21mm)
-7.49"
(-190.25mm)
10th Driest
Driest since:
1954
118th Wettest
Wettest since:
2011
Mar 1937–Jan 1938
11-Month
25.34"
(643.64mm)
33.52"
(851.41mm)
-8.18"
(-207.77mm)
10th Driest
Driest since:
1902
118th Wettest
Wettest since:
2011
Feb 1937–Jan 1938
12-Month
27.14"
(689.36mm)
34.76"
(882.90mm)
-7.62"
(-193.54mm)
10th Driest
Driest since:
1902
118th Wettest
Wettest since:
2011
Aug 1936–Jan 1938
18-Month
46.53"
(1,181.86mm)
49.98"
(1,269.49mm)
-3.45"
(-87.63mm)
46th Driest
Driest since:
1957
81st Wettest
Wettest since:
2011
Feb 1936–Jan 1938
24-Month
54.53"
(1,385.06mm)
69.50"
(1,765.30mm)
-14.97"
(-380.24mm)
6th Driest
Driest since:
1957
121st Wettest
Wettest since:
2011
Feb 1935–Jan 1938
36-Month
95.09"
(2,415.29mm)
104.12"
(2,644.65mm)
-9.03"
(-229.36mm)
21st Driest
Driest since:
1990
105th Wettest
Wettest since:
2011
Feb 1934–Jan 1938
48-Month
124.06"
(3,151.12mm)
138.65"
(3,521.71mm)
-14.59"
(-370.59mm)
14th Driest
Driest since:
1957
111th Wettest
Wettest since:
2011
Feb 1933–Jan 1938
60-Month
151.82"
(3,856.23mm)
173.26"
(4,400.80mm)
-21.44"
(-544.57mm)
7th Driest
Driest since:
1957
117th Wettest
Wettest since:
2012

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