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, October 1929

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1929
1-Month 		4.34"
(110.24mm)		 2.90"
(73.66mm)		 1.44"
(36.58mm)		 107th Driest
Driest since:
 1963
22nd Wettest
Wettest since:
 1919
Sep–Oct 1929
2-Month 		7.71"
(195.83mm)		 6.37"
(161.80mm)		 1.34"
(34.03mm)		 99th Driest
Driest since:
 1897
30th Wettest
Wettest since:
 1926
Aug–Oct 1929
3-Month 		10.30"
(261.62mm)		 10.04"
(255.02mm)		 0.26"
(6.60mm)		 74th Driest
Driest since:
 1897
55th Wettest
Wettest since:
 1926
Jul–Oct 1929
4-Month 		14.64"
(371.86mm)		 14.04"
(356.62mm)		 0.60"
(15.24mm)		 73rd Driest
Driest since:
 1953
56th Wettest
Wettest since:
 1926
Jun–Oct 1929
5-Month 		19.29"
(489.97mm)		 18.29"
(464.57mm)		 1.00"
(25.40mm)		 71st Driest
Driest since:
 1953
58th Wettest
Wettest since:
 1926
May–Oct 1929
6-Month 		26.01"
(660.65mm)		 22.56"
(573.02mm)		 3.45"
(87.63mm)		 108th Driest
Driest since:
 1930
21st Wettest
Wettest since:
 2009
Ties: 1970
Apr–Oct 1929
7-Month 		31.11"
(790.19mm)		 26.47"
(672.34mm)		 4.64"
(117.85mm)		 113th Driest
Driest since:
 1930
16th Wettest
Wettest since:
 2009
Mar–Oct 1929
8-Month 		35.18"
(893.57mm)		 30.28"
(769.11mm)		 4.90"
(124.46mm)		 110th Driest
Driest since:
 1930
19th Wettest
Wettest since:
 2009
Feb–Oct 1929
9-Month 		37.78"
(959.61mm)		 32.95"
(836.93mm)		 4.83"
(122.68mm)		 111th Driest
Driest since:
 1930
18th Wettest
Wettest since:
 2019
Jan–Oct 1929
10-Month 		41.94"
(1,065.28mm)		 36.00"
(914.40mm)		 5.94"
(150.88mm)		 115th Driest
Driest since:
 1930
14th Wettest
Wettest since:
 2019
Dec 1928–Oct 1929
11-Month 		44.09"
(1,119.89mm)		 39.09"
(992.89mm)		 5.00"
(127.00mm)		 108th Driest
Driest since:
 1930
20th Wettest
Wettest since:
 2019
Nov 1928–Oct 1929
12-Month 		47.92"
(1,217.17mm)		 42.23"
(1,072.64mm)		 5.69"
(144.53mm)		 109th Driest
Driest since:
 1963
19th Wettest
Wettest since:
 2019
May 1928–Oct 1929
18-Month 		73.66"
(1,870.96mm)		 64.79"
(1,645.67mm)		 8.87"
(225.29mm)		 115th Driest
Driest since:
 1931
13th Wettest
Wettest since:
 2019
Nov 1927–Oct 1929
24-Month 		92.92"
(2,360.17mm)		 84.46"
(2,145.28mm)		 8.46"
(214.89mm)		 108th Driest
Driest since:
 1931
19th Wettest
Wettest since:
 2020
Nov 1926–Oct 1929
36-Month 		143.18"
(3,636.77mm)		 126.69"
(3,217.93mm)		 16.49"
(418.84mm)		 117th Driest
Driest since:
 1954
9th Wettest
Wettest to Date
 2020
Nov 1925–Oct 1929
48-Month 		187.24"
(4,755.90mm)		 168.97"
(4,291.84mm)		 18.27"
(464.06mm)		 116th Driest
Driest since:
 1956
9th Wettest
Wettest to Date
 2021
Nov 1924–Oct 1929
60-Month 		225.49"
(5,727.45mm)		 211.20"
(5,364.48mm)		 14.29"
(362.97mm)		 101st Driest
Driest since:
 1956
23rd Wettest
Wettest to Date
 2020

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