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, August 1958

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
August 1958
1-Month
3.64"
(92.46mm)
3.67"
(93.22mm)
-0.03"
(-0.76mm)
66th Driest
Driest since:
1953
63rd Wettest
Wettest since:
1915
Ties: 1981
Jul–Aug 1958
2-Month
11.95"
(303.53mm)
7.67"
(194.82mm)
4.28"
(108.71mm)
127th Driest
Driest since:
1930
2nd Wettest
Wettest since:
1915
Jun–Aug 1958
3-Month
17.40"
(441.96mm)
11.92"
(302.77mm)
5.48"
(139.19mm)
128th Driest
Driest since:
1930
1st Wettest
Wettest to Date
1958
May–Aug 1958
4-Month
21.40"
(543.56mm)
16.19"
(411.23mm)
5.21"
(132.33mm)
124th Driest
Driest since:
1936
5th Wettest
Wettest since:
1915
Apr–Aug 1958
5-Month
25.41"
(645.41mm)
20.10"
(510.54mm)
5.31"
(134.87mm)
123rd Driest
Driest since:
1930
6th Wettest
Wettest to Date
2015
Mar–Aug 1958
6-Month
28.25"
(717.55mm)
23.91"
(607.31mm)
4.34"
(110.24mm)
116th Driest
Driest since:
1930
13th Wettest
Wettest since:
2015
Feb–Aug 1958
7-Month
29.85"
(758.19mm)
26.58"
(675.13mm)
3.27"
(83.06mm)
96th Driest
Driest since:
1930
33rd Wettest
Wettest since:
2019
Jan–Aug 1958
8-Month
31.89"
(810.01mm)
29.63"
(752.60mm)
2.26"
(57.41mm)
85th Driest
Driest since:
1936
44th Wettest
Wettest since:
2019
Dec 1957–Aug 1958
9-Month
36.45"
(925.83mm)
32.72"
(831.09mm)
3.73"
(94.74mm)
100th Driest
Driest since:
1936
28th Wettest
Wettest since:
2019
Nov 1957–Aug 1958
10-Month
41.37"
(1,050.80mm)
35.86"
(910.84mm)
5.51"
(139.96mm)
113th Driest
Driest since:
1936
15th Wettest
Wettest since:
2019
Oct 1957–Aug 1958
11-Month
44.58"
(1,132.33mm)
38.78"
(985.01mm)
5.80"
(147.32mm)
116th Driest
Driest since:
1936
12th Wettest
Wettest since:
2019
Sep 1957–Aug 1958
12-Month
48.17"
(1,223.52mm)
42.24"
(1,072.90mm)
5.93"
(150.62mm)
109th Driest
Driest since:
1936
19th Wettest
Wettest since:
2019
Mar 1957–Aug 1958
18-Month
74.13"
(1,882.90mm)
66.13"
(1,679.70mm)
8.00"
(203.20mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest since:
2019
Sep 1956–Aug 1958
24-Month
90.47"
(2,297.94mm)
84.47"
(2,145.54mm)
6.00"
(152.40mm)
93rd Driest
Driest since:
1941
34th Wettest
Wettest since:
2020
Sep 1955–Aug 1958
36-Month
131.07"
(3,329.18mm)
126.74"
(3,219.20mm)
4.33"
(109.98mm)
75th Driest
Driest since:
1941
51st Wettest
Wettest since:
2020
Sep 1954–Aug 1958
48-Month
172.42"
(4,379.47mm)
168.98"
(4,292.09mm)
3.44"
(87.38mm)
68th Driest
Driest since:
1956
57th Wettest
Wettest since:
2022
Sep 1953–Aug 1958
60-Month
205.28"
(5,214.11mm)
211.20"
(5,364.48mm)
-5.92"
(-150.37mm)
32nd Driest
Driest since:
1934
92nd Wettest
Wettest since:
2020

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