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 1979 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1979 1-Month	0.07	0.23	-0.16	69th Driest	Driest since: 1977	1970
December 1979 1-Month	0.07	0.23	-0.16	62nd Wettest	Wettest since: 1978	1991
Nov–Dec 1979 2-Month	-0.45	0.16	-0.61	56th Driest	Driest since: 1977	2012
Nov–Dec 1979 2-Month	-0.45	0.16	-0.61	75th Wettest	Wettest since: 1978	1940
Oct–Dec 1979 3-Month	-0.93	0.16	-1.09	31st Driest	Driest since: 1970	1950
Oct–Dec 1979 3-Month	-0.93	0.16	-1.09	100th Wettest	Wettest since: 1978	1960
Sep–Dec 1979 4-Month	-0.39	0.03	-0.42	56th Driest	Driest since: 1977	2024
Sep–Dec 1979 4-Month	-0.39	0.03	-0.42	75th Wettest	Wettest since: 1978	1913
Aug–Dec 1979 5-Month	-0.03	-0.02	-0.01	68th Driest	Driest since: 1977	2024
Aug–Dec 1979 5-Month	-0.03	-0.02	-0.01	63rd Wettest	Wettest since: 1978	1998
Jul–Dec 1979 6-Month	0.63	-0.03	0.66	94th Driest	Driest since: 1978	1917
Jul–Dec 1979 6-Month	0.63	-0.03	0.66	37th Wettest	Wettest since: 1976	1919
Jun–Dec 1979 7-Month	0.73	-0.05	0.78	102nd Driest	Driest since: 1978	1917
Jun–Dec 1979 7-Month	0.73	-0.05	0.78	29th Wettest	Wettest since: 1976	1919
May–Dec 1979 8-Month	0.85	-0.04	0.89	105th Driest	Driest since: 1978	1917
May–Dec 1979 8-Month	0.85	-0.04	0.89	26th Wettest	Wettest since: 1976	1919
Apr–Dec 1979 9-Month	1.02	-0.03	1.05	110th Driest	Driest since: 1978	2011
Apr–Dec 1979 9-Month	1.02	-0.03	1.05	21st Wettest	Wettest since: 1976	1919
Mar–Dec 1979 10-Month	1.06	-0.01	1.07	112th Driest	Driest since: 1978	2011
Mar–Dec 1979 10-Month	1.06	-0.01	1.07	19th Wettest	Wettest since: 1976	1919
Feb–Dec 1979 11-Month	1.04	-0.02	1.06	111th Driest	Driest since: 1978	2011
Feb–Dec 1979 11-Month	1.04	-0.02	1.06	20th Wettest	Wettest since: 1976	1919
Jan–Dec 1979 12-Month	1.20	-0.03	1.23	115th Driest	Driest since: 1978	1917
Jan–Dec 1979 12-Month	1.20	-0.03	1.23	16th Wettest	Wettest since: 1976	1919
Jul 1978–Dec 1979 18-Month	0.90	-0.03	0.93	113th Driest	Driest since: 1978	1956
Jul 1978–Dec 1979 18-Month	0.90	-0.03	0.93	17th Wettest	Wettest since: 1976	1919
Jan 1978–Dec 1979 24-Month	0.54	-0.03	0.57	105th Driest	Driest since: 1978	1917
Jan 1978–Dec 1979 24-Month	0.54	-0.03	0.57	25th Wettest	Wettest since: 1976	1992
Jan 1977–Dec 1979 36-Month	0.28	-0.02	0.30	92nd Driest	Driest since: 1972	1956
Jan 1977–Dec 1979 36-Month	0.28	-0.02	0.30	37th Wettest	Wettest since: 1978	1993
Jan 1976–Dec 1979 48-Month	0.53	-0.03	0.56	118th Driest	Driest since: 1978	1956
	0.53	-0.03	0.56	10th Wettest	Wettest since: 1977	1976
	Ties: 1977
Jan 1975–Dec 1979 60-Month	0.52	-0.03	0.55	120th Driest	Driest since: 1978	1956
Jan 1975–Dec 1979 60-Month	0.52	-0.03	0.55	7th Wettest	Wettest since: 1977	1976

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 1979 Palmer Z-Index Rankings

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