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 7

December 1981 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1981 1-Month	-0.96	0.23	-1.19	38th Driest	Driest since: 1980	1970
December 1981 1-Month	-0.96	0.23	-1.19	93rd Wettest	Wettest since: 1979	1991
Nov–Dec 1981 2-Month	-0.66	0.16	-0.82	48th Driest	Driest since: 1975	2012
	-0.66	0.16	-0.82	83rd Wettest	Wettest since: 1980	1940
	Ties: 1910, 1941
Oct–Dec 1981 3-Month	0.64	0.16	0.48	86th Driest	Driest since: 1980	1950
	0.64	0.16	0.48	45th Wettest	Wettest since: 1976	1960
	Ties: 1946
Sep–Dec 1981 4-Month	0.23	0.03	0.20	86th Driest	Driest since: 1980	2024
	0.23	0.03	0.20	45th Wettest	Wettest since: 1978	1913
	Ties: 1937
Aug–Dec 1981 5-Month	0.96	-0.02	0.98	105th Driest	Driest since: 1980	2024
Aug–Dec 1981 5-Month	0.96	-0.02	0.98	26th Wettest	Wettest since: 1976	1998
Jul–Dec 1981 6-Month	1.20	-0.03	1.23	112th Driest	Driest since: 1980	1917
Jul–Dec 1981 6-Month	1.20	-0.03	1.23	19th Wettest	Wettest since: 1976	1919
Jun–Dec 1981 7-Month	1.65	-0.05	1.70	121st Driest	Driest since: 1980	1917
Jun–Dec 1981 7-Month	1.65	-0.05	1.70	10th Wettest	Wettest since: 1976	1919
May–Dec 1981 8-Month	1.64	-0.04	1.68	122nd Driest	Driest since: 1980	1917
May–Dec 1981 8-Month	1.64	-0.04	1.68	9th Wettest	Wettest since: 1976	1919
Apr–Dec 1981 9-Month	1.36	-0.03	1.39	117th Driest	Driest since: 1980	2011
Apr–Dec 1981 9-Month	1.36	-0.03	1.39	14th Wettest	Wettest since: 1976	1919
Mar–Dec 1981 10-Month	1.26	-0.01	1.27	115th Driest	Driest since: 1980	2011
Mar–Dec 1981 10-Month	1.26	-0.01	1.27	16th Wettest	Wettest since: 1976	1919
Feb–Dec 1981 11-Month	1.04	-0.02	1.06	111th Driest	Driest since: 1980	2011
	1.04	-0.02	1.06	20th Wettest	Wettest since: 1979	1919
	Ties: 1979
Jan–Dec 1981 12-Month	0.92	-0.03	0.95	111th Driest	Driest since: 1980	1917
Jan–Dec 1981 12-Month	0.92	-0.03	0.95	20th Wettest	Wettest since: 1979	1919
Jul 1980–Dec 1981 18-Month	0.48	-0.03	0.51	97th Driest	Driest since: 1980	1956
Jul 1980–Dec 1981 18-Month	0.48	-0.03	0.51	33rd Wettest	Wettest since: 1979	1919
Jan 1980–Dec 1981 24-Month	0.22	-0.03	0.25	80th Driest	Driest since: 1978	1917
Jan 1980–Dec 1981 24-Month	0.22	-0.03	0.25	50th Wettest	Wettest since: 1980	1992
Jan 1979–Dec 1981 36-Month	0.55	-0.02	0.57	108th Driest	Driest since: 1980	1956
Jan 1979–Dec 1981 36-Month	0.55	-0.02	0.57	21st Wettest	Wettest since: 1976	1993
Jan 1978–Dec 1981 48-Month	0.38	-0.03	0.41	109th Driest	Driest since: 1980	1956
	0.38	-0.03	0.41	19th Wettest	Wettest since: 1979	1976
	Ties: 1915
Jan 1977–Dec 1981 60-Month	0.26	-0.03	0.29	97th Driest	Driest since: 1971	1956
	0.26	-0.03	0.29	30th Wettest	Wettest since: 1980	1976
	Ties: 1922

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

Texas, Climate Division 7

December 1981 Palmer Z-Index Rankings

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