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 2

December 1930 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1930 1-Month	-3.40	0.02	-3.42	1st Driest	Driest to Date	1930
December 1930 1-Month	-3.40	0.02	-3.42	130th Wettest	Wettest since: 1929	1978
Nov–Dec 1930 2-Month	-3.33	-0.07	-3.26	1st Driest	Driest to Date	1930
Nov–Dec 1930 2-Month	-3.33	-0.07	-3.26	130th Wettest	Wettest since: 1929	1978
Oct–Dec 1930 3-Month	-2.98	0.00	-2.98	3rd Driest	Driest to Date	1953, 1963
Oct–Dec 1930 3-Month	-2.98	0.00	-2.98	128th Wettest	Wettest since: 1929	1926
Sep–Dec 1930 4-Month	-2.55	-0.03	-2.52	3rd Driest	Driest to Date	1953
Sep–Dec 1930 4-Month	-2.55	-0.03	-2.52	128th Wettest	Wettest since: 1929	1979
Aug–Dec 1930 5-Month	-2.67	-0.03	-2.64	2nd Driest	Driest to Date	1953
Aug–Dec 1930 5-Month	-2.67	-0.03	-2.64	129th Wettest	Wettest since: 1929	1979
Jul–Dec 1930 6-Month	-2.98	-0.07	-2.91	1st Driest	Driest to Date	1930
Jul–Dec 1930 6-Month	-2.98	-0.07	-2.91	130th Wettest	Wettest since: 1929	1979
Jun–Dec 1930 7-Month	-2.89	-0.04	-2.85	1st Driest	Driest to Date	1930
Jun–Dec 1930 7-Month	-2.89	-0.04	-2.85	130th Wettest	Wettest since: 1929	1979
May–Dec 1930 8-Month	-2.73	-0.04	-2.69	1st Driest	Driest to Date	1930
May–Dec 1930 8-Month	-2.73	-0.04	-2.69	130th Wettest	Wettest since: 1929	1979
Apr–Dec 1930 9-Month	-2.79	-0.04	-2.75	1st Driest	Driest to Date	1930
Apr–Dec 1930 9-Month	-2.79	-0.04	-2.75	130th Wettest	Wettest since: 1929	1979
Mar–Dec 1930 10-Month	-2.76	-0.04	-2.72	1st Driest	Driest to Date	1930
Mar–Dec 1930 10-Month	-2.76	-0.04	-2.72	130th Wettest	Wettest since: 1929	1979
Feb–Dec 1930 11-Month	-2.56	-0.05	-2.51	1st Driest	Driest to Date	1930
Feb–Dec 1930 11-Month	-2.56	-0.05	-2.51	130th Wettest	Wettest since: 1929	1979
Jan–Dec 1930 12-Month	-2.26	-0.04	-2.22	1st Driest	Driest to Date	1930
Jan–Dec 1930 12-Month	-2.26	-0.04	-2.22	130th Wettest	Wettest since: 1929	1979
Jul 1929–Dec 1930 18-Month	-1.58	-0.04	-1.54	3rd Driest	Driest to Date	1931
Jul 1929–Dec 1930 18-Month	-1.58	-0.04	-1.54	127th Wettest	Wettest since: 1929	1979
Jan 1929–Dec 1930 24-Month	-1.12	-0.04	-1.08	5th Driest	Driest to Date	1931
Jan 1929–Dec 1930 24-Month	-1.12	-0.04	-1.08	125th Wettest	Wettest since: 1929	1979
Jan 1928–Dec 1930 36-Month	-0.61	-0.03	-0.58	14th Driest	Driest since: 1904	1954
Jan 1928–Dec 1930 36-Month	-0.61	-0.03	-0.58	115th Wettest	Wettest since: 1929	2020
Jan 1927–Dec 1930 48-Month	-0.39	-0.03	-0.36	22nd Driest	Driest since: 1905	1955
Jan 1927–Dec 1930 48-Month	-0.39	-0.03	-0.36	106th Wettest	Wettest since: 1929	2021
Jan 1926–Dec 1930 60-Month	-0.15	-0.03	-0.12	41st Driest	Driest since: 1925	1934
	-0.15	-0.03	-0.12	86th Wettest	Wettest since: 1929	2021
	Ties: 1907

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 24, 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 2

December 1930 Palmer Z-Index Rankings

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