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 1916

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 1916
1-Month
2.96"
(75.18mm)
3.47"
(88.14mm)
-0.51"
(-12.96mm)
43rd Driest
Driest since:
1897
86th Wettest
Wettest since:
1926
Aug–Sep 1916
2-Month
6.93"
(176.02mm)
7.14"
(181.36mm)
-0.21"
(-5.34mm)
65th Driest
Driest since:
1897
64th Wettest
Wettest since:
1926
Jul–Sep 1916
3-Month
9.72"
(246.89mm)
11.14"
(282.96mm)
-1.42"
(-36.07mm)
27th Driest
Driest since:
1953
102nd Wettest
Wettest since:
1926
Jun–Sep 1916
4-Month
15.39"
(390.91mm)
15.39"
(390.91mm)
0.00"
(0.00mm)
61st Driest
Driest since:
1953
68th Wettest
Wettest since:
1915
May–Sep 1916
5-Month
20.06"
(509.52mm)
19.66"
(499.36mm)
0.40"
(10.16mm)
60th Driest
Driest since:
1930
69th Wettest
Wettest since:
1915
Ties: 1967
Apr–Sep 1916
6-Month
22.64"
(575.06mm)
23.57"
(598.68mm)
-0.93"
(-23.62mm)
47th Driest
Driest since:
1930
82nd Wettest
Wettest since:
2011
Mar–Sep 1916
7-Month
25.67"
(652.02mm)
27.38"
(695.45mm)
-1.71"
(-43.43mm)
36th Driest
Driest since:
1930
93rd Wettest
Wettest since:
1945
Feb–Sep 1916
8-Month
27.55"
(699.77mm)
30.05"
(763.27mm)
-2.50"
(-63.50mm)
30th Driest
Driest since:
1930
99th Wettest
Wettest since:
1945
Jan–Sep 1916
9-Month
34.32"
(871.73mm)
33.10"
(840.74mm)
1.22"
(30.99mm)
76th Driest
Driest since:
1930
53rd Wettest
Wettest since:
1950
Dec 1915–Sep 1916
10-Month
38.72"
(983.49mm)
36.19"
(919.23mm)
2.53"
(64.26mm)
82nd Driest
Driest since:
1930
46th Wettest
Wettest since:
1950
Nov 1915–Sep 1916
11-Month
42.22"
(1,072.39mm)
39.33"
(998.98mm)
2.89"
(73.41mm)
93rd Driest
Driest since:
1930
35th Wettest
Wettest since:
2019
Oct 1915–Sep 1916
12-Month
44.38"
(1,127.25mm)
42.25"
(1,073.15mm)
2.13"
(54.10mm)
81st Driest
Driest since:
1925
47th Wettest
Wettest since:
2019
Apr 1915–Sep 1916
18-Month
73.20"
(1,859.28mm)
65.79"
(1,671.07mm)
7.41"
(188.21mm)
108th Driest
Driest since:
1931
20th Wettest
Wettest to Date
2019
Oct 1914–Sep 1916
24-Month
89.83"
(2,281.68mm)
84.47"
(2,145.54mm)
5.36"
(136.14mm)
89th Driest
Driest since:
1941
38th Wettest
Wettest to Date
2020
Oct 1913–Sep 1916
36-Month
125.80"
(3,195.32mm)
126.72"
(3,218.69mm)
-0.92"
(-23.37mm)
50th Driest
Driest since:
1941
76th Wettest
Wettest since:
2020
Oct 1912–Sep 1916
48-Month
165.89"
(4,213.61mm)
168.99"
(4,292.35mm)
-3.10"
(-78.74mm)
36th Driest
Driest since:
1956
89th Wettest
Wettest since:
2021
Oct 1911–Sep 1916
60-Month
213.02"
(5,410.71mm)
211.21"
(5,364.73mm)
1.81"
(45.98mm)
62nd Driest
Driest since:
1956
62nd Wettest
Wettest since:
2020

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