Climate at a Glance | Divisional Rankings | National Centers for Environmental Information (NCEI)

Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Kentucky, Climate Division 1

October 2011 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
October 2011 1-Month	-0.62	0.10	-0.72	45th Driest	Driest since: 2010	1963
October 2011 1-Month	-0.62	0.10	-0.72	86th Wettest	Wettest since: 2009	2009
Sep–Oct 2011 2-Month	0.85	0.00	0.85	90th Driest	Driest since: 2010	1897
Sep–Oct 2011 2-Month	0.85	0.00	0.85	41st Wettest	Wettest since: 2009	2006
Aug–Oct 2011 3-Month	0.09	-0.03	0.12	68th Driest	Driest since: 2010	1953
Aug–Oct 2011 3-Month	0.09	-0.03	0.12	63rd Wettest	Wettest since: 2009	2006
Jul–Oct 2011 4-Month	-0.20	-0.07	-0.13	56th Driest	Driest since: 2010	1953
Jul–Oct 2011 4-Month	-0.20	-0.07	-0.13	75th Wettest	Wettest since: 2009	2009
Jun–Oct 2011 5-Month	0.22	-0.02	0.24	65th Driest	Driest since: 2010	1953
Jun–Oct 2011 5-Month	0.22	-0.02	0.24	66th Wettest	Wettest since: 2009	2009
May–Oct 2011 6-Month	0.59	-0.03	0.62	88th Driest	Driest since: 2010	1930
	0.59	-0.03	0.62	43rd Wettest	Wettest since: 2009	2009
	Ties: 1935
Apr–Oct 2011 7-Month	1.72	-0.03	1.75	124th Driest	Driest since: 2010	1930
	1.72	-0.03	1.75	7th Wettest	Wettest since: 2009	2009
	Ties: 1910
Mar–Oct 2011 8-Month	1.56	-0.05	1.61	123rd Driest	Driest since: 2010	1930
Mar–Oct 2011 8-Month	1.56	-0.05	1.61	8th Wettest	Wettest since: 2009	1979
Feb–Oct 2011 9-Month	1.55	-0.06	1.61	126th Driest	Driest since: 2010	1930
Feb–Oct 2011 9-Month	1.55	-0.06	1.61	5th Wettest	Wettest since: 2009	1979
Jan–Oct 2011 10-Month	1.23	-0.04	1.27	122nd Driest	Driest since: 2010	1930
Jan–Oct 2011 10-Month	1.23	-0.04	1.27	9th Wettest	Wettest since: 2009	1950
Dec 2010–Oct 2011 11-Month	0.91	-0.04	0.95	115th Driest	Driest since: 2010	1936
	0.91	-0.04	0.95	15th Wettest	Wettest since: 2009	1979
	Ties: 2006
Nov 2010–Oct 2011 12-Month	0.84	-0.06	0.90	112th Driest	Driest since: 2010	1936
	0.84	-0.06	0.90	18th Wettest	Wettest since: 2009	1979
	Ties: 1996
May 2010–Oct 2011 18-Month	0.11	-0.05	0.16	69th Driest	Driest since: 2008	1931
May 2010–Oct 2011 18-Month	0.11	-0.05	0.16	61st Wettest	Wettest since: 2010	1950
Nov 2009–Oct 2011 24-Month	-0.17	-0.06	-0.11	46th Driest	Driest since: 2008	1931
	-0.17	-0.06	-0.11	83rd Wettest	Wettest since: 2010	1950
	Ties: 1992
Nov 2008–Oct 2011 36-Month	0.31	-0.06	0.37	94th Driest	Driest since: 2010	1942
	0.31	-0.06	0.37	34th Wettest	Wettest since: 2006	1951
	Ties: 1970, 1971, 2006
Nov 2007–Oct 2011 48-Month	0.33	-0.05	0.38	95th Driest	Driest since: 2010	1944
Nov 2007–Oct 2011 48-Month	0.33	-0.05	0.38	32nd Wettest	Wettest since: 2009	2021
Nov 2006–Oct 2011 60-Month	0.11	-0.05	0.16	71st Driest	Driest since: 2010	1944
	0.11	-0.05	0.16	55th Wettest	Wettest since: 2009	2020
	Ties: 2008

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Kentucky, Climate Division 1

October 2011 Palmer Z-Index Rankings

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