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, September 1963

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
September 1963
1-Month
1.38"
(35.05mm)
3.47"
(88.14mm)
-2.09"
(-53.09mm)
4th Driest
Driest since:
1897
125th Wettest
Wettest since:
1926
Aug–Sep 1963
2-Month
4.60"
(116.84mm)
7.14"
(181.36mm)
-2.54"
(-64.52mm)
6th Driest
Driest since:
1897
123rd Wettest
Wettest since:
1926
Jul–Sep 1963
3-Month
9.22"
(234.19mm)
11.14"
(282.96mm)
-1.92"
(-48.77mm)
17th Driest
Driest since:
1953
112th Wettest
Wettest since:
1926
Jun–Sep 1963
4-Month
12.25"
(311.15mm)
15.39"
(390.91mm)
-3.14"
(-79.76mm)
13th Driest
Driest since:
1953
116th Wettest
Wettest since:
1915
May–Sep 1963
5-Month
15.97"
(405.64mm)
19.66"
(499.36mm)
-3.69"
(-93.72mm)
13th Driest
Driest since:
1930
116th Wettest
Wettest since:
1915
Apr–Sep 1963
6-Month
18.52"
(470.41mm)
23.57"
(598.68mm)
-5.05"
(-128.27mm)
6th Driest
Driest since:
1930
123rd Wettest
Wettest since:
2011
Mar–Sep 1963
7-Month
24.87"
(631.70mm)
27.38"
(695.45mm)
-2.51"
(-63.75mm)
30th Driest
Driest since:
1930
99th Wettest
Wettest since:
1945
Feb–Sep 1963
8-Month
26.03"
(661.16mm)
30.05"
(763.27mm)
-4.02"
(-102.11mm)
16th Driest
Driest since:
1930
113th Wettest
Wettest since:
1945
Jan–Sep 1963
9-Month
27.20"
(690.88mm)
33.10"
(840.74mm)
-5.90"
(-149.86mm)
9th Driest
Driest since:
1930
120th Wettest
Wettest since:
1950
Dec 1962–Sep 1963
10-Month
29.08"
(738.63mm)
36.19"
(919.23mm)
-7.11"
(-180.60mm)
5th Driest
Driest since:
1930
123rd Wettest
Wettest since:
1950
Nov 1962–Sep 1963
11-Month
31.37"
(796.80mm)
39.33"
(998.98mm)
-7.96"
(-202.18mm)
3rd Driest
Driest since:
1930
125th Wettest
Wettest since:
2019
Oct 1962–Sep 1963
12-Month
34.61"
(879.09mm)
42.25"
(1,073.15mm)
-7.64"
(-194.06mm)
9th Driest
Driest since:
1925
119th Wettest
Wettest since:
2019
Apr 1962–Sep 1963
18-Month
55.32"
(1,405.13mm)
65.79"
(1,671.07mm)
-10.47"
(-265.94mm)
6th Driest
Driest since:
1931
122nd Wettest
Wettest since:
2019
Oct 1961–Sep 1963
24-Month
77.13"
(1,959.10mm)
84.47"
(2,145.54mm)
-7.34"
(-186.44mm)
16th Driest
Driest since:
1941
111th Wettest
Wettest since:
2020
Oct 1960–Sep 1963
36-Month
121.40"
(3,083.56mm)
126.72"
(3,218.69mm)
-5.32"
(-135.13mm)
26th Driest
Driest since:
1941
100th Wettest
Wettest since:
2020
Oct 1959–Sep 1963
48-Month
161.11"
(4,092.19mm)
168.99"
(4,292.35mm)
-7.88"
(-200.16mm)
22nd Driest
Driest since:
1956
103rd Wettest
Wettest since:
2021
Oct 1958–Sep 1963
60-Month
197.78"
(5,023.61mm)
211.21"
(5,364.73mm)
-13.43"
(-341.12mm)
9th Driest
Driest since:
1956
115th Wettest
Wettest since:
2020

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