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.

Texas, Climate Division 2

December 1966 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1966 1-Month	-1.47	0.03	-1.50	19th Driest	Driest since: 1955	2021
	-1.47	0.03	-1.50	112th Wettest	Wettest since: 1965	1991
	Ties: 1916
Nov–Dec 1966 2-Month	-1.89	0.10	-1.99	6th Driest	Driest since: 1921	2021
Nov–Dec 1966 2-Month	-1.89	0.10	-1.99	125th Wettest	Wettest since: 1965	1913
Oct–Dec 1966 3-Month	-1.71	0.08	-1.79	9th Driest	Driest since: 1950	1921
Oct–Dec 1966 3-Month	-1.71	0.08	-1.79	122nd Wettest	Wettest since: 1965	2018
Sep–Dec 1966 4-Month	-0.89	0.03	-0.92	30th Driest	Driest since: 1956	2021
Sep–Dec 1966 4-Month	-0.89	0.03	-0.92	101st Wettest	Wettest since: 1965	2018
Aug–Dec 1966 5-Month	0.40	0.05	0.35	92nd Driest	Driest since: 1965	1956
	0.40	0.05	0.35	39th Wettest	Wettest since: 1962	1986
	Ties: 1925, 1961
Jul–Dec 1966 6-Month	-0.03	0.07	-0.10	69th Driest	Driest since: 1965	1954, 1956
Jul–Dec 1966 6-Month	-0.03	0.07	-0.10	62nd Wettest	Wettest since: 1962	1941
Jun–Dec 1966 7-Month	-0.23	0.09	-0.32	63rd Driest	Driest since: 1965	1956
	-0.23	0.09	-0.32	68th Wettest	Wettest since: 1962	1941
	Ties: 1940
May–Dec 1966 8-Month	-0.57	0.06	-0.63	40th Driest	Driest since: 1964	1956
May–Dec 1966 8-Month	-0.57	0.06	-0.63	91st Wettest	Wettest since: 1965	1941
Apr–Dec 1966 9-Month	-0.22	0.09	-0.31	66th Driest	Driest since: 1965	2011
Apr–Dec 1966 9-Month	-0.22	0.09	-0.31	65th Wettest	Wettest since: 1962	1941
Mar–Dec 1966 10-Month	-0.34	0.08	-0.42	57th Driest	Driest since: 1965	2011
Mar–Dec 1966 10-Month	-0.34	0.08	-0.42	74th Wettest	Wettest since: 1962	1941
Feb–Dec 1966 11-Month	-0.34	0.06	-0.40	52nd Driest	Driest since: 1965	2011
	-0.34	0.06	-0.40	79th Wettest	Wettest since: 1962	1941
	Ties: 1940
Jan–Dec 1966 12-Month	-0.30	0.05	-0.35	56th Driest	Driest since: 1965	2011
Jan–Dec 1966 12-Month	-0.30	0.05	-0.35	75th Wettest	Wettest since: 1962	1941
Jul 1965–Dec 1966 18-Month	-0.43	0.06	-0.49	41st Driest	Driest since: 1965	1956
Jul 1965–Dec 1966 18-Month	-0.43	0.06	-0.49	89th Wettest	Wettest since: 1962	1992
Jan 1965–Dec 1966 24-Month	-0.37	0.06	-0.43	37th Driest	Driest since: 1965	2012
	-0.37	0.06	-0.43	93rd Wettest	Wettest since: 1962	1920
	Ties: 1925, 1947
Jan 1964–Dec 1966 36-Month	-0.42	0.06	-0.48	30th Driest	Driest since: 1965	2013
Jan 1964–Dec 1966 36-Month	-0.42	0.06	-0.48	99th Wettest	Wettest since: 1963	1915, 1992
Jan 1963–Dec 1966 48-Month	-0.56	0.07	-0.63	16th Driest	Driest since: 1957	1954
Jan 1963–Dec 1966 48-Month	-0.56	0.07	-0.63	112th Wettest	Wettest since: 1965	1908
Jan 1962–Dec 1966 60-Month	-0.47	0.07	-0.54	15th Driest	Driest since: 1957	1956
Jan 1962–Dec 1966 60-Month	-0.47	0.07	-0.54	112th Wettest	Wettest since: 1965	1923

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 28, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Texas, Climate Division 2

December 1966 Palmer Z-Index Rankings

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