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 1947

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 1947
1-Month
1.60"
(40.64mm)
1.32"
(33.53mm)
0.28"
(7.11mm)
88th Driest
Driest since:
1981
41st Wettest
Wettest since:
1916
Dec 1946–Jan 1947
2-Month
3.00"
(76.20mm)
2.82"
(71.63mm)
0.18"
(4.57mm)
71st Driest
Driest since:
1956
57th Wettest
Wettest since:
1907
Ties: 1926
Nov 1946–Jan 1947
3-Month
5.32"
(135.13mm)
4.93"
(125.22mm)
0.39"
(9.91mm)
76th Driest
Driest since:
1956
52nd Wettest
Wettest since:
1993
Oct 1946–Jan 1947
4-Month
7.80"
(198.12mm)
7.56"
(192.02mm)
0.24"
(6.10mm)
70th Driest
Driest since:
1951
58th Wettest
Wettest since:
1932
Sep 1946–Jan 1947
5-Month
10.91"
(277.11mm)
11.48"
(291.59mm)
-0.57"
(-14.48mm)
62nd Driest
Driest since:
1951
66th Wettest
Wettest since:
1962
Aug 1946–Jan 1947
6-Month
15.17"
(385.32mm)
15.23"
(386.84mm)
-0.06"
(-1.52mm)
66th Driest
Driest since:
1954
62nd Wettest
Wettest since:
1971
Jul 1946–Jan 1947
7-Month
19.40"
(492.76mm)
19.21"
(487.93mm)
0.19"
(4.83mm)
68th Driest
Driest since:
1954
60th Wettest
Wettest since:
1903
Jun 1946–Jan 1947
8-Month
27.78"
(705.61mm)
23.76"
(603.50mm)
4.02"
(102.11mm)
95th Driest
Driest since:
1954
33rd Wettest
Wettest since:
1903
May 1946–Jan 1947
9-Month
32.76"
(832.10mm)
27.81"
(706.37mm)
4.95"
(125.73mm)
97th Driest
Driest since:
1954
31st Wettest
Wettest since:
2011
Apr 1946–Jan 1947
10-Month
34.51"
(876.55mm)
31.15"
(791.21mm)
3.36"
(85.34mm)
89th Driest
Driest since:
1954
39th Wettest
Wettest since:
2011
Mar 1946–Jan 1947
11-Month
39.01"
(990.85mm)
33.52"
(851.41mm)
5.49"
(139.44mm)
101st Driest
Driest since:
1902
27th Wettest
Wettest since:
2011
Feb 1946–Jan 1947
12-Month
39.28"
(997.71mm)
34.76"
(882.90mm)
4.52"
(114.81mm)
94th Driest
Driest since:
1902
34th Wettest
Wettest since:
2011
Aug 1945–Jan 1947
18-Month
56.46"
(1,434.08mm)
49.98"
(1,269.49mm)
6.48"
(164.59mm)
100th Driest
Driest since:
1957
27th Wettest
Wettest since:
2011
Ties: 1991
Feb 1945–Jan 1947
24-Month
76.58"
(1,945.13mm)
69.50"
(1,765.30mm)
7.08"
(179.83mm)
97th Driest
Driest since:
1957
30th Wettest
Wettest since:
2011
Feb 1944–Jan 1947
36-Month
117.45"
(2,983.23mm)
104.12"
(2,644.65mm)
13.33"
(338.58mm)
105th Driest
Driest since:
1990
21st Wettest
Wettest since:
2011
Feb 1943–Jan 1947
48-Month
152.15"
(3,864.61mm)
138.65"
(3,521.71mm)
13.50"
(342.90mm)
101st Driest
Driest since:
1957
24th Wettest
Wettest since:
2011
Feb 1942–Jan 1947
60-Month
183.87"
(4,670.30mm)
173.26"
(4,400.80mm)
10.61"
(269.50mm)
83rd Driest
Driest since:
1957
41st Wettest
Wettest since:
2012

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