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 1961

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 1961
1-Month
4.25"
(107.95mm)
3.47"
(88.14mm)
0.78"
(19.81mm)
100th Driest
Driest since:
1897
29th Wettest
Wettest since:
1926
Ties: 1915, 1924
Aug–Sep 1961
2-Month
7.43"
(188.72mm)
7.14"
(181.36mm)
0.29"
(7.36mm)
81st Driest
Driest since:
1897
48th Wettest
Wettest since:
1926
Jul–Sep 1961
3-Month
13.01"
(330.45mm)
11.14"
(282.96mm)
1.87"
(47.49mm)
105th Driest
Driest since:
1953
24th Wettest
Wettest since:
1926
Ties: 1934
Jun–Sep 1961
4-Month
17.28"
(438.91mm)
15.39"
(390.91mm)
1.89"
(48.00mm)
96th Driest
Driest since:
1953
33rd Wettest
Wettest since:
1915
May–Sep 1961
5-Month
22.64"
(575.06mm)
19.66"
(499.36mm)
2.98"
(75.70mm)
104th Driest
Driest since:
1930
25th Wettest
Wettest since:
1915
Apr–Sep 1961
6-Month
27.05"
(687.07mm)
23.57"
(598.68mm)
3.48"
(88.39mm)
106th Driest
Driest since:
1930
23rd Wettest
Wettest since:
2011
Mar–Sep 1961
7-Month
32.24"
(818.90mm)
27.38"
(695.45mm)
4.86"
(123.45mm)
115th Driest
Driest since:
1930
14th Wettest
Wettest since:
1945
Feb–Sep 1961
8-Month
35.62"
(904.75mm)
30.05"
(763.27mm)
5.57"
(141.48mm)
119th Driest
Driest since:
1930
10th Wettest
Wettest since:
1945
Jan–Sep 1961
9-Month
36.91"
(937.51mm)
33.10"
(840.74mm)
3.81"
(96.77mm)
103rd Driest
Driest since:
1930
26th Wettest
Wettest since:
1950
Dec 1960–Sep 1961
10-Month
39.09"
(992.89mm)
36.19"
(919.23mm)
2.90"
(73.66mm)
89th Driest
Driest since:
1930
39th Wettest
Wettest since:
1950
Nov 1960–Sep 1961
11-Month
41.52"
(1,054.61mm)
39.33"
(998.98mm)
2.19"
(55.63mm)
83rd Driest
Driest since:
1930
45th Wettest
Wettest since:
2019
Oct 1960–Sep 1961
12-Month
44.27"
(1,124.46mm)
42.25"
(1,073.15mm)
2.02"
(51.31mm)
79th Driest
Driest since:
1925
49th Wettest
Wettest since:
2019
Apr 1960–Sep 1961
18-Month
65.42"
(1,661.67mm)
65.79"
(1,671.07mm)
-0.37"
(-9.40mm)
45th Driest
Driest since:
1931
83rd Wettest
Wettest since:
2019
Oct 1959–Sep 1961
24-Month
83.98"
(2,133.09mm)
84.47"
(2,145.54mm)
-0.49"
(-12.45mm)
49th Driest
Driest since:
1941
78th Wettest
Wettest since:
2020
Oct 1958–Sep 1961
36-Month
120.65"
(3,064.51mm)
126.72"
(3,218.69mm)
-6.07"
(-154.18mm)
23rd Driest
Driest since:
1941
103rd Wettest
Wettest since:
2020
Oct 1957–Sep 1961
48-Month
168.93"
(4,290.82mm)
168.99"
(4,292.35mm)
-0.06"
(-1.53mm)
56th Driest
Driest since:
1956
69th Wettest
Wettest since:
2021
Oct 1956–Sep 1961
60-Month
213.07"
(5,411.98mm)
211.21"
(5,364.73mm)
1.86"
(47.25mm)
64th Driest
Driest since:
1956
60th Wettest
Wettest since:
2020

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