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 1927

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 1927
1-Month
0.56"
(14.22mm)
1.32"
(33.53mm)
-0.76"
(-19.31mm)
25th Driest
Driest since:
1981
104th Wettest
Wettest since:
1916
Ties: 1908, 1944, 1976
Dec 1926–Jan 1927
2-Month
1.38"
(35.05mm)
2.82"
(71.63mm)
-1.44"
(-36.58mm)
12th Driest
Driest since:
1956
116th Wettest
Wettest since:
1907
Nov 1926–Jan 1927
3-Month
3.97"
(100.84mm)
4.93"
(125.22mm)
-0.96"
(-24.38mm)
46th Driest
Driest since:
1956
82nd Wettest
Wettest since:
1993
Ties: 1959
Oct 1926–Jan 1927
4-Month
5.91"
(150.11mm)
7.56"
(192.02mm)
-1.65"
(-41.91mm)
32nd Driest
Driest since:
1951
96th Wettest
Wettest since:
1932
Sep 1926–Jan 1927
5-Month
17.34"
(440.44mm)
11.48"
(291.59mm)
5.86"
(148.85mm)
119th Driest
Driest since:
1951
9th Wettest
Wettest to Date
1962
Aug 1926–Jan 1927
6-Month
22.17"
(563.12mm)
15.23"
(386.84mm)
6.94"
(176.28mm)
119th Driest
Driest since:
1954
9th Wettest
Wettest since:
1971
Jul 1926–Jan 1927
7-Month
26.72"
(678.69mm)
19.21"
(487.93mm)
7.51"
(190.76mm)
114th Driest
Driest since:
1954
14th Wettest
Wettest since:
1903
Jun 1926–Jan 1927
8-Month
33.76"
(857.50mm)
23.76"
(603.50mm)
10.00"
(254.00mm)
121st Driest
Driest since:
1954
7th Wettest
Wettest since:
1903
May 1926–Jan 1927
9-Month
35.79"
(909.07mm)
27.81"
(706.37mm)
7.98"
(202.70mm)
113th Driest
Driest since:
1954
15th Wettest
Wettest since:
2011
Apr 1926–Jan 1927
10-Month
37.16"
(943.86mm)
31.15"
(791.21mm)
6.01"
(152.65mm)
105th Driest
Driest since:
1954
23rd Wettest
Wettest since:
2011
Mar 1926–Jan 1927
11-Month
38.93"
(988.82mm)
33.52"
(851.41mm)
5.41"
(137.41mm)
100th Driest
Driest since:
1902
28th Wettest
Wettest since:
2011
Feb 1926–Jan 1927
12-Month
40.08"
(1,018.03mm)
34.76"
(882.90mm)
5.32"
(135.13mm)
96th Driest
Driest since:
1902
32nd Wettest
Wettest since:
2011
Aug 1925–Jan 1927
18-Month
58.56"
(1,487.42mm)
49.98"
(1,269.49mm)
8.58"
(217.93mm)
108th Driest
Driest since:
1957
19th Wettest
Wettest since:
2011
Ties: 1936
Feb 1925–Jan 1927
24-Month
77.00"
(1,955.80mm)
69.50"
(1,765.30mm)
7.50"
(190.50mm)
100th Driest
Driest since:
1957
27th Wettest
Wettest since:
2011
Feb 1924–Jan 1927
36-Month
112.51"
(2,857.75mm)
104.12"
(2,644.65mm)
8.39"
(213.10mm)
94th Driest
Driest since:
1990
32nd Wettest
Wettest since:
2011
Feb 1923–Jan 1927
48-Month
143.23"
(3,638.04mm)
138.65"
(3,521.71mm)
4.58"
(116.33mm)
74th Driest
Driest since:
1957
51st Wettest
Wettest since:
2011
Feb 1922–Jan 1927
60-Month
172.27"
(4,375.66mm)
173.26"
(4,400.80mm)
-0.99"
(-25.14mm)
58th Driest
Driest since:
1957
66th Wettest
Wettest since:
2012

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