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 1971

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 1971
1-Month
1.41"
(35.81mm)
1.32"
(33.53mm)
0.09"
(2.28mm)
83rd Driest
Driest since:
1981
46th Wettest
Wettest since:
1916
Ties: 1932
Dec 1970–Jan 1971
2-Month
3.39"
(86.11mm)
2.82"
(71.63mm)
0.57"
(14.48mm)
85th Driest
Driest since:
1956
43rd Wettest
Wettest since:
1907
Nov 1970–Jan 1971
3-Month
4.70"
(119.38mm)
4.93"
(125.22mm)
-0.23"
(-5.84mm)
62nd Driest
Driest since:
1956
66th Wettest
Wettest since:
1993
Oct 1970–Jan 1971
4-Month
7.91"
(200.91mm)
7.56"
(192.02mm)
0.35"
(8.89mm)
73rd Driest
Driest since:
1951
55th Wettest
Wettest since:
1932
Ties: 2007
Sep 1970–Jan 1971
5-Month
17.63"
(447.80mm)
11.48"
(291.59mm)
6.15"
(156.21mm)
120th Driest
Driest since:
1951
8th Wettest
Wettest since:
1962
Aug 1970–Jan 1971
6-Month
26.79"
(680.47mm)
15.23"
(386.84mm)
11.56"
(293.63mm)
127th Driest
Driest since:
1954
1st Wettest
Wettest to Date
1971
Jul 1970–Jan 1971
7-Month
29.87"
(758.70mm)
19.21"
(487.93mm)
10.66"
(270.77mm)
124th Driest
Driest since:
1954
4th Wettest
Wettest since:
1903
Jun 1970–Jan 1971
8-Month
34.04"
(864.62mm)
23.76"
(603.50mm)
10.28"
(261.12mm)
122nd Driest
Driest since:
1954
6th Wettest
Wettest since:
1903
May 1970–Jan 1971
9-Month
38.23"
(971.04mm)
27.81"
(706.37mm)
10.42"
(264.67mm)
120th Driest
Driest since:
1954
8th Wettest
Wettest since:
2011
Apr 1970–Jan 1971
10-Month
42.07"
(1,068.58mm)
31.15"
(791.21mm)
10.92"
(277.37mm)
121st Driest
Driest since:
1954
7th Wettest
Wettest since:
2011
Mar 1970–Jan 1971
11-Month
44.42"
(1,128.27mm)
33.52"
(851.41mm)
10.90"
(276.86mm)
120th Driest
Driest since:
1902
8th Wettest
Wettest since:
2011
Feb 1970–Jan 1971
12-Month
44.61"
(1,133.09mm)
34.76"
(882.90mm)
9.85"
(250.19mm)
118th Driest
Driest since:
1902
10th Wettest
Wettest since:
2011
Aug 1969–Jan 1971
18-Month
57.62"
(1,463.55mm)
49.98"
(1,269.49mm)
7.64"
(194.06mm)
102nd Driest
Driest since:
1957
25th Wettest
Wettest since:
2011
Feb 1969–Jan 1971
24-Month
80.24"
(2,038.10mm)
69.50"
(1,765.30mm)
10.74"
(272.80mm)
112th Driest
Driest since:
1957
15th Wettest
Wettest since:
2011
Feb 1968–Jan 1971
36-Month
111.83"
(2,840.48mm)
104.12"
(2,644.65mm)
7.71"
(195.83mm)
93rd Driest
Driest since:
1990
33rd Wettest
Wettest since:
2011
Feb 1967–Jan 1971
48-Month
148.57"
(3,773.68mm)
138.65"
(3,521.71mm)
9.92"
(251.97mm)
88th Driest
Driest since:
1957
37th Wettest
Wettest since:
2011
Feb 1966–Jan 1971
60-Month
177.55"
(4,509.77mm)
173.26"
(4,400.80mm)
4.29"
(108.97mm)
70th Driest
Driest since:
1957
54th Wettest
Wettest since:
2012

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