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 2010

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 2010
1-Month
1.23"
(31.24mm)
1.11"
(28.19mm)
0.12"
(3.05mm)
78th Driest
Driest since:
2002
50th Wettest
Wettest since:
2015
Ties: 1918
Nov–Dec 2010
2-Month
2.87"
(72.90mm)
2.87"
(72.90mm)
0.00"
(0.00mm)
69th Driest
Driest since:
1976
59th Wettest
Wettest since:
2015
Oct–Dec 2010
3-Month
3.78"
(96.01mm)
5.16"
(131.06mm)
-1.38"
(-35.05mm)
32nd Driest
Driest since:
1910
96th Wettest
Wettest since:
1931
Sep–Dec 2010
4-Month
9.18"
(233.17mm)
8.83"
(224.28mm)
0.35"
(8.89mm)
78th Driest
Driest since:
1939, 1976
50th Wettest
Wettest since:
1931
Aug–Dec 2010
5-Month
14.01"
(355.85mm)
12.67"
(321.82mm)
1.34"
(34.03mm)
84th Driest
Driest since:
1976
44th Wettest
Wettest since:
2018
Jul–Dec 2010
6-Month
21.90"
(556.26mm)
16.52"
(419.61mm)
5.38"
(136.65mm)
114th Driest
Driest since:
1976
14th Wettest
Wettest since:
2018
Jun–Dec 2010
7-Month
32.18"
(817.37mm)
21.15"
(537.21mm)
11.03"
(280.16mm)
124th Driest
Driest since:
1976
4th Wettest
Wettest since:
2018
May–Dec 2010
8-Month
36.37"
(923.80mm)
25.20"
(640.08mm)
11.17"
(283.72mm)
123rd Driest
Driest since:
1976
5th Wettest
Wettest since:
1993
Apr–Dec 2010
9-Month
40.07"
(1,017.78mm)
28.15"
(715.01mm)
11.92"
(302.77mm)
123rd Driest
Driest since:
1910
5th Wettest
Wettest since:
1993
Mar–Dec 2010
10-Month
41.79"
(1,061.47mm)
30.10"
(764.54mm)
11.69"
(296.93mm)
124th Driest
Driest since:
1910
4th Wettest
Wettest since:
1993
Feb–Dec 2010
11-Month
42.75"
(1,085.85mm)
31.12"
(790.45mm)
11.63"
(295.40mm)
124th Driest
Driest since:
1910
4th Wettest
Wettest since:
1993
Jan–Dec 2010
12-Month
44.05"
(1,118.87mm)
32.09"
(815.09mm)
11.96"
(303.78mm)
125th Driest
Driest since:
1910
3rd Wettest
Wettest since:
1993
Jul 2009–Dec 2010
18-Month
66.23"
(1,682.24mm)
48.69"
(1,236.73mm)
17.54"
(445.51mm)
123rd Driest
Driest since:
1956
4th Wettest
Wettest since:
1993
Jan 2009–Dec 2010
24-Month
83.20"
(2,113.28mm)
64.24"
(1,631.70mm)
18.96"
(481.58mm)
123rd Driest
Driest since:
1989
4th Wettest
Wettest since:
2019
Jan 2008–Dec 2010
36-Month
126.12"
(3,203.45mm)
96.36"
(2,447.54mm)
29.76"
(755.91mm)
125th Driest
Driest since:
1957
1st Wettest
Wettest to Date
2010
Jan 2007–Dec 2010
48-Month
168.53"
(4,280.66mm)
128.37"
(3,260.60mm)
40.16"
(1,020.06mm)
124th Driest
Driest since:
1958
1st Wettest
Wettest to Date
2010
Jan 2006–Dec 2010
60-Month
200.93"
(5,103.62mm)
160.36"
(4,073.14mm)
40.57"
(1,030.48mm)
123rd Driest
Driest since:
1956
1st Wettest
Wettest to Date
2010

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