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 3

October 1920 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
October 1920 1-Month	-0.46	0.08	-0.54	51st Driest	Driest since: 1912	1963
October 1920 1-Month	-0.46	0.08	-0.54	80th Wettest	Wettest since: 1919	2009
Sep–Oct 1920 2-Month	0.11	-0.01	0.12	70th Driest	Driest since: 1918	1897
Sep–Oct 1920 2-Month	0.11	-0.01	0.12	61st Wettest	Wettest since: 1919	2006
Aug–Oct 1920 3-Month	1.30	-0.02	1.32	107th Driest	Driest since: 1919	1908
Aug–Oct 1920 3-Month	1.30	-0.02	1.32	24th Wettest	Wettest since: 1915	2018
Jul–Oct 1920 4-Month	0.72	-0.07	0.79	93rd Driest	Driest since: 1919	1930
Jul–Oct 1920 4-Month	0.72	-0.07	0.79	38th Wettest	Wettest since: 1915	1979
Jun–Oct 1920 5-Month	0.44	-0.03	0.47	84th Driest	Driest since: 1919	1930
Jun–Oct 1920 5-Month	0.44	-0.03	0.47	47th Wettest	Wettest since: 1915	1979
May–Oct 1920 6-Month	0.28	-0.03	0.31	75th Driest	Driest since: 1919	1930
May–Oct 1920 6-Month	0.28	-0.03	0.31	56th Wettest	Wettest since: 1917	1979
Apr–Oct 1920 7-Month	0.74	-0.04	0.78	97th Driest	Driest since: 1919	1930
Apr–Oct 1920 7-Month	0.74	-0.04	0.78	34th Wettest	Wettest since: 1915	1979
Mar–Oct 1920 8-Month	0.69	-0.04	0.73	100th Driest	Driest since: 1919	1930
Mar–Oct 1920 8-Month	0.69	-0.04	0.73	31st Wettest	Wettest since: 1910	2018
Feb–Oct 1920 9-Month	0.48	-0.04	0.52	91st Driest	Driest since: 1919	1930
Feb–Oct 1920 9-Month	0.48	-0.04	0.52	40th Wettest	Wettest since: 1917	2018
Jan–Oct 1920 10-Month	0.64	-0.02	0.66	99th Driest	Driest since: 1919	1930
Jan–Oct 1920 10-Month	0.64	-0.02	0.66	32nd Wettest	Wettest since: 1917	2018
Dec 1919–Oct 1920 11-Month	0.85	-0.02	0.87	110th Driest	Driest since: 1919	1930
Dec 1919–Oct 1920 11-Month	0.85	-0.02	0.87	20th Wettest	Wettest since: 1907	1979
Nov 1919–Oct 1920 12-Month	1.18	-0.03	1.21	120th Driest	Driest since: 1919	1930
Nov 1919–Oct 1920 12-Month	1.18	-0.03	1.21	10th Wettest	Wettest to Date	1979
May 1919–Oct 1920 18-Month	0.75	-0.04	0.79	110th Driest	Driest since: 1919	1931
May 1919–Oct 1920 18-Month	0.75	-0.04	0.79	20th Wettest	Wettest since: 1916	1979
Nov 1918–Oct 1920 24-Month	0.40	-0.03	0.43	94th Driest	Driest since: 1919	1931
Nov 1918–Oct 1920 24-Month	0.40	-0.03	0.43	35th Wettest	Wettest since: 1917	2019
Nov 1917–Oct 1920 36-Month	0.01	-0.03	0.04	60th Driest	Driest since: 1919	1902
Nov 1917–Oct 1920 36-Month	0.01	-0.03	0.04	68th Wettest	Wettest since: 1918	2020
Nov 1916–Oct 1920 48-Month	0.13	-0.03	0.16	75th Driest	Driest since: 1919	1903
Nov 1916–Oct 1920 48-Month	0.13	-0.03	0.16	52nd Wettest	Wettest since: 1918	2021
Nov 1915–Oct 1920 60-Month	0.24	-0.03	0.27	85th Driest	Driest since: 1919	1904
	0.24	-0.03	0.27	41st Wettest	Wettest since: 1913	2021
	Ties: 1913

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 3

October 1920 Palmer Z-Index Rankings

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