Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1943

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
September 1943
1-Month
3.00"
(76.20mm)
3.47"
(88.14mm)
-0.47"
(-11.94mm)
47th Driest
Driest since:
1897
82nd Wettest
Wettest since:
1926
Aug–Sep 1943
2-Month
5.67"
(144.02mm)
7.14"
(181.36mm)
-1.47"
(-37.34mm)
20th Driest
Driest since:
1897
109th Wettest
Wettest since:
1926
Ties: 1940
Jul–Sep 1943
3-Month
9.59"
(243.59mm)
11.14"
(282.96mm)
-1.55"
(-39.37mm)
24th Driest
Driest since:
1953
105th Wettest
Wettest since:
1926
Jun–Sep 1943
4-Month
13.87"
(352.30mm)
15.39"
(390.91mm)
-1.52"
(-38.61mm)
34th Driest
Driest since:
1953
95th Wettest
Wettest since:
1915
May–Sep 1943
5-Month
21.13"
(536.70mm)
19.66"
(499.36mm)
1.47"
(37.34mm)
81st Driest
Driest since:
1930
48th Wettest
Wettest since:
1915
Apr–Sep 1943
6-Month
24.59"
(624.59mm)
23.57"
(598.68mm)
1.02"
(25.91mm)
71st Driest
Driest since:
1930
58th Wettest
Wettest since:
2011
Mar–Sep 1943
7-Month
29.06"
(738.12mm)
27.38"
(695.45mm)
1.68"
(42.67mm)
81st Driest
Driest since:
1930
48th Wettest
Wettest since:
1945
Feb–Sep 1943
8-Month
30.60"
(777.24mm)
30.05"
(763.27mm)
0.55"
(13.97mm)
62nd Driest
Driest since:
1930
67th Wettest
Wettest since:
1945
Jan–Sep 1943
9-Month
32.02"
(813.31mm)
33.10"
(840.74mm)
-1.08"
(-27.43mm)
42nd Driest
Driest since:
1930
87th Wettest
Wettest since:
1950
Dec 1942–Sep 1943
10-Month
36.48"
(926.59mm)
36.19"
(919.23mm)
0.29"
(7.36mm)
62nd Driest
Driest since:
1930
66th Wettest
Wettest since:
1950
Nov 1942–Sep 1943
11-Month
40.67"
(1,033.02mm)
39.33"
(998.98mm)
1.34"
(34.04mm)
70th Driest
Driest since:
1930
58th Wettest
Wettest since:
2019
Oct 1942–Sep 1943
12-Month
43.30"
(1,099.82mm)
42.25"
(1,073.15mm)
1.05"
(26.67mm)
65th Driest
Driest since:
1925
63rd Wettest
Wettest since:
2019
Apr 1942–Sep 1943
18-Month
68.16"
(1,731.26mm)
65.79"
(1,671.07mm)
2.37"
(60.19mm)
78th Driest
Driest since:
1931
50th Wettest
Wettest since:
2019
Oct 1941–Sep 1943
24-Month
88.14"
(2,238.76mm)
84.47"
(2,145.54mm)
3.67"
(93.22mm)
78th Driest
Driest since:
1941
49th Wettest
Wettest since:
2020
Ties: 1949
Oct 1940–Sep 1943
36-Month
121.62"
(3,089.15mm)
126.72"
(3,218.69mm)
-5.10"
(-129.54mm)
28th Driest
Driest since:
1941
98th Wettest
Wettest since:
2020
Oct 1939–Sep 1943
48-Month
155.28"
(3,944.11mm)
168.99"
(4,292.35mm)
-13.71"
(-348.24mm)
7th Driest
Driest since:
1956
118th Wettest
Wettest since:
2021
Oct 1938–Sep 1943
60-Month
197.07"
(5,005.58mm)
211.21"
(5,364.73mm)
-14.14"
(-359.15mm)
8th Driest
Driest since:
1956
116th Wettest
Wettest since:
2020

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