Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Ohio Valley Climate Region

Precipitation Rankings, December 1912

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 1912
1-Month
2.24"
(56.90mm)
3.11"
(78.99mm)
-0.87"
(-22.09mm)
32nd Driest
Driest since:
1958
96th Wettest
Wettest since:
1990
Ties: 1941, 1953
Nov–Dec 1912
2-Month
3.87"
(98.30mm)
6.23"
(158.24mm)
-2.36"
(-59.94mm)
12th Driest
Driest since:
1976
116th Wettest
Wettest since:
2015
Oct–Dec 1912
3-Month
6.41"
(162.81mm)
9.13"
(231.90mm)
-2.72"
(-69.09mm)
14th Driest
Driest since:
1963
114th Wettest
Wettest since:
1990
Sep–Dec 1912
4-Month
9.55"
(242.57mm)
12.60"
(320.04mm)
-3.05"
(-77.47mm)
18th Driest
Driest since:
1963
110th Wettest
Wettest since:
1926
Aug–Dec 1912
5-Month
13.90"
(353.06mm)
16.27"
(413.26mm)
-2.37"
(-60.20mm)
23rd Driest
Driest since:
1953
105th Wettest
Wettest since:
1926
Jul–Dec 1912
6-Month
18.71"
(475.23mm)
20.27"
(514.86mm)
-1.56"
(-39.63mm)
35th Driest
Driest since:
1953
93rd Wettest
Wettest since:
1926
Jun–Dec 1912
7-Month
22.50"
(571.50mm)
24.52"
(622.81mm)
-2.02"
(-51.31mm)
33rd Driest
Driest since:
1953
95th Wettest
Wettest since:
2015
May–Dec 1912
8-Month
26.41"
(670.81mm)
28.79"
(731.27mm)
-2.38"
(-60.46mm)
33rd Driest
Driest since:
1953
95th Wettest
Wettest since:
2015
Apr–Dec 1912
9-Month
32.45"
(824.23mm)
32.70"
(830.58mm)
-0.25"
(-6.35mm)
54th Driest
Driest since:
1930
74th Wettest
Wettest since:
2015
Mar–Dec 1912
10-Month
37.52"
(953.01mm)
36.51"
(927.35mm)
1.01"
(25.66mm)
69th Driest
Driest since:
1930
59th Wettest
Wettest since:
2011
Feb–Dec 1912
11-Month
40.16"
(1,020.06mm)
39.19"
(995.43mm)
0.97"
(24.63mm)
70th Driest
Driest since:
1930
58th Wettest
Wettest since:
2011
Jan–Dec 1912
12-Month
42.27"
(1,073.66mm)
42.23"
(1,072.64mm)
0.04"
(1.02mm)
58th Driest
Driest since:
1930
70th Wettest
Wettest since:
2019
Jul 1911–Dec 1912
18-Month
66.72"
(1,694.69mm)
62.51"
(1,587.75mm)
4.21"
(106.94mm)
83rd Driest
Driest since:
1953
44th Wettest
Wettest since:
2019
Jan 1911–Dec 1912
24-Month
85.42"
(2,169.67mm)
84.45"
(2,145.03mm)
0.97"
(24.64mm)
64th Driest
Driest since:
1953
63rd Wettest
Wettest since:
2019
Jan 1910–Dec 1912
36-Month
124.88"
(3,171.95mm)
126.69"
(3,217.93mm)
-1.81"
(-45.98mm)
44th Driest
Driest since:
1954
82nd Wettest
Wettest since:
2020
Jan 1909–Dec 1912
48-Month
171.42"
(4,354.07mm)
168.95"
(4,291.33mm)
2.47"
(62.74mm)
67th Driest
Driest since:
1955
58th Wettest
Wettest since:
2021
Jan 1908–Dec 1912
60-Month
211.25"
(5,365.75mm)
211.20"
(5,364.48mm)
0.05"
(1.27mm)
54th Driest
Driest since:
1956
70th Wettest
Wettest since:
2021

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