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 4

January 1938 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1938 1-Month	-0.13	0.14	-0.27	64th Driest	Driest since: 1934	1931
January 1938 1-Month	-0.13	0.14	-0.27	68th Wettest	Wettest since: 1937	1937
Dec 1937–Jan 1938 2-Month	-0.43	0.14	-0.57	50th Driest	Driest since: 1935	1931
Dec 1937–Jan 1938 2-Month	-0.43	0.14	-0.57	81st Wettest	Wettest since: 1937	1979
Nov 1937–Jan 1938 3-Month	-0.82	0.08	-0.90	30th Driest	Driest since: 1935	1931
Nov 1937–Jan 1938 3-Month	-0.82	0.08	-0.90	101st Wettest	Wettest since: 1937	1952, 1979
Oct 1937–Jan 1938 4-Month	0.00	0.08	-0.08	56th Driest	Driest since: 1935	1931
Oct 1937–Jan 1938 4-Month	0.00	0.08	-0.08	75th Wettest	Wettest since: 1937	1920
Sep 1937–Jan 1938 5-Month	-0.40	0.04	-0.44	45th Driest	Driest since: 1935	1931
Sep 1937–Jan 1938 5-Month	-0.40	0.04	-0.44	86th Wettest	Wettest since: 1937	2019
Aug 1937–Jan 1938 6-Month	-0.29	0.04	-0.33	44th Driest	Driest since: 1934	1931
Aug 1937–Jan 1938 6-Month	-0.29	0.04	-0.33	87th Wettest	Wettest since: 1937	2019
Jul 1937–Jan 1938 7-Month	-0.47	0.00	-0.47	34th Driest	Driest since: 1934	1931
Jul 1937–Jan 1938 7-Month	-0.47	0.00	-0.47	97th Wettest	Wettest since: 1937	2019
Jun 1937–Jan 1938 8-Month	-0.30	0.04	-0.34	41st Driest	Driest since: 1937	1931
Jun 1937–Jan 1938 8-Month	-0.30	0.04	-0.34	90th Wettest	Wettest since: 1936	2019
May 1937–Jan 1938 9-Month	-0.37	0.03	-0.40	34th Driest	Driest since: 1937	1931
May 1937–Jan 1938 9-Month	-0.37	0.03	-0.40	97th Wettest	Wettest since: 1936	2019
Apr 1937–Jan 1938 10-Month	-0.26	0.03	-0.29	40th Driest	Driest since: 1937	1931
Apr 1937–Jan 1938 10-Month	-0.26	0.03	-0.29	91st Wettest	Wettest since: 1936	2019
Mar 1937–Jan 1938 11-Month	-0.47	0.04	-0.51	34th Driest	Driest since: 1935	1931
Mar 1937–Jan 1938 11-Month	-0.47	0.04	-0.51	97th Wettest	Wettest since: 1937	2019
Feb 1937–Jan 1938 12-Month	-0.48	0.02	-0.50	29th Driest	Driest since: 1935	1931
Feb 1937–Jan 1938 12-Month	-0.48	0.02	-0.50	102nd Wettest	Wettest since: 1937	2019
Aug 1936–Jan 1938 18-Month	-0.08	0.03	-0.11	54th Driest	Driest since: 1937	1931
Aug 1936–Jan 1938 18-Month	-0.08	0.03	-0.11	76th Wettest	Wettest since: 1936	2020
Feb 1936–Jan 1938 24-Month	-0.46	0.03	-0.49	24th Driest	Driest since: 1935	1932
Feb 1936–Jan 1938 24-Month	-0.46	0.03	-0.49	106th Wettest	Wettest since: 1937	2020
Feb 1935–Jan 1938 36-Month	0.16	0.03	0.13	72nd Driest	Driest since: 1937	1955
	0.16	0.03	0.13	57th Wettest	Wettest since: 1930	2021
	Ties: 1928
Feb 1934–Jan 1938 48-Month	-0.02	0.03	-0.05	54th Driest	Driest since: 1935	1956
Feb 1934–Jan 1938 48-Month	-0.02	0.03	-0.05	74th Wettest	Wettest since: 1937	2022
Feb 1933–Jan 1938 60-Month	-0.10	0.03	-0.13	37th Driest	Driest since: 1935	1935
Feb 1933–Jan 1938 60-Month	-0.10	0.03	-0.13	90th Wettest	Wettest since: 1937	2022, 2023

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 29, 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 4

January 1938 Palmer Z-Index Rankings

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