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, October 1972

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1972
1-Month 		3.24"
(82.30mm)		 2.90"
(73.66mm)		 0.34"
(8.64mm)		 78th Driest
Driest since:
 1963
51st Wettest
Wettest since:
 1919
Ties: 1962
Sep–Oct 1972
2-Month 		8.26"
(209.80mm)		 6.37"
(161.80mm)		 1.89"
(48.00mm)		 109th Driest
Driest since:
 1897
20th Wettest
Wettest since:
 1926
Aug–Oct 1972
3-Month 		11.76"
(298.70mm)		 10.04"
(255.02mm)		 1.72"
(43.68mm)		 102nd Driest
Driest since:
 1897
27th Wettest
Wettest since:
 1926
Jul–Oct 1972
4-Month 		16.41"
(416.81mm)		 14.04"
(356.62mm)		 2.37"
(60.19mm)		 106th Driest
Driest since:
 1953
23rd Wettest
Wettest since:
 1926
Jun–Oct 1972
5-Month 		19.80"
(502.92mm)		 18.29"
(464.57mm)		 1.51"
(38.35mm)		 81st Driest
Driest since:
 1953
48th Wettest
Wettest since:
 1926
May–Oct 1972
6-Month 		23.27"
(591.06mm)		 22.56"
(573.02mm)		 0.71"
(18.04mm)		 67th Driest
Driest since:
 1930
62nd Wettest
Wettest since:
 2009
Apr–Oct 1972
7-Month 		28.83"
(732.28mm)		 26.47"
(672.34mm)		 2.36"
(59.94mm)		 86th Driest
Driest since:
 1930
43rd Wettest
Wettest since:
 2009
Mar–Oct 1972
8-Month 		32.10"
(815.34mm)		 30.28"
(769.11mm)		 1.82"
(46.23mm)		 82nd Driest
Driest since:
 1930
47th Wettest
Wettest since:
 2009
Feb–Oct 1972
9-Month 		34.59"
(878.59mm)		 32.95"
(836.93mm)		 1.64"
(41.66mm)		 79th Driest
Driest since:
 1930
50th Wettest
Wettest since:
 2019
Jan–Oct 1972
10-Month 		37.44"
(950.98mm)		 36.00"
(914.40mm)		 1.44"
(36.58mm)		 77th Driest
Driest since:
 1930
52nd Wettest
Wettest since:
 2019
Dec 1971–Oct 1972
11-Month 		42.05"
(1,068.07mm)		 39.09"
(992.89mm)		 2.96"
(75.18mm)		 89th Driest
Driest since:
 1930
39th Wettest
Wettest since:
 2019
Nov 1971–Oct 1972
12-Month 		44.02"
(1,118.11mm)		 42.23"
(1,072.64mm)		 1.79"
(45.47mm)		 74th Driest
Driest since:
 1963
54th Wettest
Wettest since:
 2019
May 1971–Oct 1972
18-Month 		65.79"
(1,671.07mm)		 64.79"
(1,645.67mm)		 1.00"
(25.40mm)		 62nd Driest
Driest since:
 1931
66th Wettest
Wettest since:
 2019
Nov 1970–Oct 1972
24-Month 		80.67"
(2,049.02mm)		 84.46"
(2,145.28mm)		 -3.79"
(-96.26mm)		 32nd Driest
Driest since:
 1931
95th Wettest
Wettest since:
 2020
Nov 1969–Oct 1972
36-Month 		124.96"
(3,173.98mm)		 126.69"
(3,217.93mm)		 -1.73"
(-43.95mm)		 47th Driest
Driest since:
 1954
79th Wettest
Wettest since:
 2020
Nov 1968–Oct 1972
48-Month 		168.93"
(4,290.82mm)		 168.97"
(4,291.84mm)		 -0.04"
(-1.02mm)		 53rd Driest
Driest since:
 1956
72nd Wettest
Wettest since:
 2021
Nov 1967–Oct 1972
60-Month 		209.58"
(5,323.33mm)		 211.20"
(5,364.48mm)		 -1.62"
(-41.15mm)		 44th Driest
Driest since:
 1956
80th Wettest
Wettest since:
 2020

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