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 1925

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1925
1-Month 		5.51"
(139.95mm)		 2.90"
(73.66mm)		 2.61"
(66.29mm)		 125th Driest
Driest since:
 1963
4th Wettest
Wettest since:
 1919
Sep–Oct 1925
2-Month 		9.94"
(252.48mm)		 6.37"
(161.80mm)		 3.57"
(90.68mm)		 125th Driest
Driest since:
 1897
4th Wettest
Wettest to Date
 1926
Aug–Oct 1925
3-Month 		12.32"
(312.93mm)		 10.04"
(255.02mm)		 2.28"
(57.91mm)		 110th Driest
Driest since:
 1897
19th Wettest
Wettest since:
 1926
Jul–Oct 1925
4-Month 		15.94"
(404.88mm)		 14.04"
(356.62mm)		 1.90"
(48.26mm)		 97th Driest
Driest since:
 1953
32nd Wettest
Wettest since:
 1926
Jun–Oct 1925
5-Month 		20.14"
(511.56mm)		 18.29"
(464.57mm)		 1.85"
(46.99mm)		 90th Driest
Driest since:
 1953
39th Wettest
Wettest since:
 1926
May–Oct 1925
6-Month 		22.20"
(563.88mm)		 22.56"
(573.02mm)		 -0.36"
(-9.14mm)		 48th Driest
Driest since:
 1930
81st Wettest
Wettest since:
 2009
Apr–Oct 1925
7-Month 		25.27"
(641.86mm)		 26.47"
(672.34mm)		 -1.20"
(-30.48mm)		 43rd Driest
Driest since:
 1930
86th Wettest
Wettest since:
 2009
Ties: 1931
Mar–Oct 1925
8-Month 		27.92"
(709.17mm)		 30.28"
(769.11mm)		 -2.36"
(-59.94mm)		 24th Driest
Driest since:
 1930
105th Wettest
Wettest since:
 2009
Feb–Oct 1925
9-Month 		30.48"
(774.19mm)		 32.95"
(836.93mm)		 -2.47"
(-62.74mm)		 25th Driest
Driest since:
 1930
104th Wettest
Wettest since:
 2019
Jan–Oct 1925
10-Month 		32.31"
(820.67mm)		 36.00"
(914.40mm)		 -3.69"
(-93.73mm)		 19th Driest
Driest since:
 1930
110th Wettest
Wettest since:
 2019
Dec 1924–Oct 1925
11-Month 		36.63"
(930.40mm)		 39.09"
(992.89mm)		 -2.46"
(-62.49mm)		 32nd Driest
Driest since:
 1930
96th Wettest
Wettest since:
 2019
Ties: 1978
Nov 1924–Oct 1925
12-Month 		38.25"
(971.55mm)		 42.23"
(1,072.64mm)		 -3.98"
(-101.09mm)		 21st Driest
Driest since:
 1963
107th Wettest
Wettest since:
 2019
May 1924–Oct 1925
18-Month 		61.31"
(1,557.27mm)		 64.79"
(1,645.67mm)		 -3.48"
(-88.40mm)		 24th Driest
Driest since:
 1931
104th Wettest
Wettest since:
 2019
Nov 1923–Oct 1925
24-Month 		80.49"
(2,044.45mm)		 84.46"
(2,145.28mm)		 -3.97"
(-100.83mm)		 31st Driest
Driest since:
 1931
96th Wettest
Wettest since:
 2020
Nov 1922–Oct 1925
36-Month 		124.46"
(3,161.28mm)		 126.69"
(3,217.93mm)		 -2.23"
(-56.65mm)		 42nd Driest
Driest since:
 1954
84th Wettest
Wettest since:
 2020
Nov 1921–Oct 1925
48-Month 		167.29"
(4,249.17mm)		 168.97"
(4,291.84mm)		 -1.68"
(-42.67mm)		 44th Driest
Driest since:
 1956
81st Wettest
Wettest since:
 2021
Nov 1920–Oct 1925
60-Month 		209.48"
(5,320.79mm)		 211.20"
(5,364.48mm)		 -1.72"
(-43.69mm)		 43rd Driest
Driest since:
 1956
81st Wettest
Wettest since:
 2020

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