Statewide Rankings

Statewide 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

Precipitation Rankings, December 1952

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1952
1-Month
1.18"
(29.97mm)
1.11"
(28.19mm)
0.07"
(1.78mm)
75th Driest
Driest since:
2002
53rd Wettest
Wettest since:
2015
Ties: 1920, 1957
Nov–Dec 1952
2-Month
3.91"
(99.31mm)
2.87"
(72.90mm)
1.04"
(26.41mm)
104th Driest
Driest since:
1976
24th Wettest
Wettest since:
2015
Ties: 2018
Oct–Dec 1952
3-Month
3.93"
(99.82mm)
5.16"
(131.06mm)
-1.23"
(-31.24mm)
37th Driest
Driest since:
1910
91st Wettest
Wettest since:
1931
Sep–Dec 1952
4-Month
4.78"
(121.41mm)
8.83"
(224.28mm)
-4.05"
(-102.87mm)
7th Driest
Driest since:
1939, 1976
121st Wettest
Wettest since:
1931
Aug–Dec 1952
5-Month
9.47"
(240.54mm)
12.67"
(321.82mm)
-3.20"
(-81.28mm)
17th Driest
Driest since:
1976
111th Wettest
Wettest since:
2018
Jul–Dec 1952
6-Month
13.25"
(336.55mm)
16.52"
(419.61mm)
-3.27"
(-83.06mm)
24th Driest
Driest since:
1976
104th Wettest
Wettest since:
2018
Jun–Dec 1952
7-Month
18.64"
(473.46mm)
21.15"
(537.21mm)
-2.51"
(-63.75mm)
36th Driest
Driest since:
1976
92nd Wettest
Wettest since:
2018
Ties: 2017
May–Dec 1952
8-Month
22.46"
(570.48mm)
25.20"
(640.08mm)
-2.74"
(-69.60mm)
31st Driest
Driest since:
1976
97th Wettest
Wettest since:
1993
Apr–Dec 1952
9-Month
24.33"
(617.98mm)
28.15"
(715.01mm)
-3.82"
(-97.03mm)
24th Driest
Driest since:
1910
104th Wettest
Wettest since:
1993
Mar–Dec 1952
10-Month
27.55"
(699.77mm)
30.10"
(764.54mm)
-2.55"
(-64.77mm)
41st Driest
Driest since:
1910
87th Wettest
Wettest since:
1993
Feb–Dec 1952
11-Month
28.20"
(716.28mm)
31.12"
(790.45mm)
-2.92"
(-74.17mm)
32nd Driest
Driest since:
1910
96th Wettest
Wettest since:
1993
Jan–Dec 1952
12-Month
29.51"
(749.55mm)
32.09"
(815.09mm)
-2.58"
(-65.54mm)
37th Driest
Driest since:
1910
91st Wettest
Wettest since:
1993
Ties: 1971
Jul 1951–Dec 1952
18-Month
48.21"
(1,224.53mm)
48.69"
(1,236.73mm)
-0.48"
(-12.20mm)
59th Driest
Driest since:
1956
68th Wettest
Wettest since:
1993
Jan 1951–Dec 1952
24-Month
71.48"
(1,815.59mm)
64.24"
(1,631.70mm)
7.24"
(183.89mm)
101st Driest
Driest since:
1989
26th Wettest
Wettest since:
2019
Jan 1950–Dec 1952
36-Month
100.50"
(2,552.70mm)
96.36"
(2,447.54mm)
4.14"
(105.16mm)
83rd Driest
Driest since:
1957
43rd Wettest
Wettest since:
2010
Jan 1949–Dec 1952
48-Month
128.66"
(3,267.96mm)
128.37"
(3,260.60mm)
0.29"
(7.36mm)
62nd Driest
Driest since:
1958
63rd Wettest
Wettest since:
2010
Ties: 1960
Jan 1948–Dec 1952
60-Month
157.18"
(3,992.37mm)
160.36"
(4,073.14mm)
-3.18"
(-80.77mm)
43rd Driest
Driest since:
1956
81st Wettest
Wettest since:
2010

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