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 1958

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
December 1958
1-Month
0.87"
(22.10mm)
3.11"
(78.99mm)
-2.24"
(-56.89mm)
1st Driest
Driest since:
1958
128th Wettest
Wettest since:
1990
Nov–Dec 1958
2-Month
4.40"
(111.76mm)
6.23"
(158.24mm)
-1.83"
(-46.48mm)
19th Driest
Driest since:
1976
110th Wettest
Wettest since:
2015
Oct–Dec 1958
3-Month
5.74"
(145.80mm)
9.13"
(231.90mm)
-3.39"
(-86.10mm)
8th Driest
Driest since:
1963
121st Wettest
Wettest since:
1990
Sep–Dec 1958
4-Month
9.44"
(239.78mm)
12.60"
(320.04mm)
-3.16"
(-80.26mm)
17th Driest
Driest since:
1963
112th Wettest
Wettest since:
1926
Aug–Dec 1958
5-Month
13.08"
(332.23mm)
16.27"
(413.26mm)
-3.19"
(-81.03mm)
18th Driest
Driest since:
1953
111th Wettest
Wettest since:
1926
Jul–Dec 1958
6-Month
21.39"
(543.31mm)
20.27"
(514.86mm)
1.12"
(28.45mm)
78th Driest
Driest since:
1953
51st Wettest
Wettest since:
1926
Jun–Dec 1958
7-Month
26.84"
(681.74mm)
24.52"
(622.81mm)
2.32"
(58.93mm)
86th Driest
Driest since:
1953
43rd Wettest
Wettest since:
2015
May–Dec 1958
8-Month
30.84"
(783.34mm)
28.79"
(731.27mm)
2.05"
(52.07mm)
79th Driest
Driest since:
1953
50th Wettest
Wettest since:
2015
Apr–Dec 1958
9-Month
34.85"
(885.19mm)
32.70"
(830.58mm)
2.15"
(54.61mm)
78th Driest
Driest since:
1930
51st Wettest
Wettest since:
2015
Mar–Dec 1958
10-Month
37.69"
(957.33mm)
36.51"
(927.35mm)
1.18"
(29.98mm)
75th Driest
Driest since:
1930
54th Wettest
Wettest since:
2011
Feb–Dec 1958
11-Month
39.29"
(997.97mm)
39.19"
(995.43mm)
0.10"
(2.54mm)
61st Driest
Driest since:
1930
68th Wettest
Wettest since:
2011
Jan–Dec 1958
12-Month
41.33"
(1,049.78mm)
42.23"
(1,072.64mm)
-0.90"
(-22.86mm)
48th Driest
Driest since:
1930
81st Wettest
Wettest since:
2019
Jul 1957–Dec 1958
18-Month
63.19"
(1,605.03mm)
62.51"
(1,587.75mm)
0.68"
(17.28mm)
60th Driest
Driest since:
1953
68th Wettest
Wettest since:
2019
Jan 1957–Dec 1958
24-Month
90.81"
(2,306.57mm)
84.45"
(2,145.03mm)
6.36"
(161.54mm)
97th Driest
Driest since:
1953
31st Wettest
Wettest since:
2019
Jan 1956–Dec 1958
36-Month
130.45"
(3,313.43mm)
126.69"
(3,217.93mm)
3.76"
(95.50mm)
75th Driest
Driest since:
1954
52nd Wettest
Wettest since:
2020
Jan 1955–Dec 1958
48-Month
169.59"
(4,307.59mm)
168.95"
(4,291.33mm)
0.64"
(16.26mm)
55th Driest
Driest since:
1955
71st Wettest
Wettest since:
2021
Jan 1954–Dec 1958
60-Month
208.53"
(5,296.66mm)
211.20"
(5,364.48mm)
-2.67"
(-67.82mm)
39th Driest
Driest since:
1956
86th Wettest
Wettest since:
2021
Ties: 1970

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