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.

Louisiana, Climate Division 7

December 1927 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1927 1-Month	2.63	-0.09	2.72	119th Driest	Driest since: 1926	1917
December 1927 1-Month	2.63	-0.09	2.72	12th Wettest	Wettest since: 1923	1982
Nov–Dec 1927 2-Month	0.69	-0.09	0.78	95th Driest	Driest since: 1926	1917
Nov–Dec 1927 2-Month	0.69	-0.09	0.78	36th Wettest	Wettest since: 1923	1940
Oct–Dec 1927 3-Month	-0.04	-0.06	0.02	68th Driest	Driest since: 1926	1917
Oct–Dec 1927 3-Month	-0.04	-0.06	0.02	63rd Wettest	Wettest since: 1925	2002
Sep–Dec 1927 4-Month	-0.41	-0.09	-0.32	54th Driest	Driest since: 1926	1924
Sep–Dec 1927 4-Month	-0.41	-0.09	-0.32	77th Wettest	Wettest since: 1925	2002
Aug–Dec 1927 5-Month	-0.63	-0.09	-0.54	40th Driest	Driest since: 1926	1924
Aug–Dec 1927 5-Month	-0.63	-0.09	-0.54	91st Wettest	Wettest since: 1925	1940
Jul–Dec 1927 6-Month	-0.36	-0.08	-0.28	50th Driest	Driest since: 1926	1924
Jul–Dec 1927 6-Month	-0.36	-0.08	-0.28	81st Wettest	Wettest since: 1925	1940
Jun–Dec 1927 7-Month	-0.21	-0.08	-0.13	54th Driest	Driest since: 1926	1924
Jun–Dec 1927 7-Month	-0.21	-0.08	-0.13	77th Wettest	Wettest since: 1923	1940
May–Dec 1927 8-Month	-0.04	-0.06	0.02	60th Driest	Driest since: 1926	1924
May–Dec 1927 8-Month	-0.04	-0.06	0.02	71st Wettest	Wettest since: 1923	1940
Apr–Dec 1927 9-Month	-0.10	-0.05	-0.05	55th Driest	Driest since: 1926	1924
Apr–Dec 1927 9-Month	-0.10	-0.05	-0.05	76th Wettest	Wettest since: 1923	1940
Mar–Dec 1927 10-Month	-0.01	-0.05	0.04	64th Driest	Driest since: 1925	1924
Mar–Dec 1927 10-Month	-0.01	-0.05	0.04	67th Wettest	Wettest since: 1926	1940
Feb–Dec 1927 11-Month	0.03	-0.06	0.09	70th Driest	Driest since: 1925	1924
Feb–Dec 1927 11-Month	0.03	-0.06	0.09	61st Wettest	Wettest since: 1926	1940
Jan–Dec 1927 12-Month	-0.21	-0.06	-0.15	51st Driest	Driest since: 1925	1954
Jan–Dec 1927 12-Month	-0.21	-0.06	-0.15	80th Wettest	Wettest since: 1926	1940
Jul 1926–Dec 1927 18-Month	-0.40	-0.07	-0.33	38th Driest	Driest since: 1925	1925
Jul 1926–Dec 1927 18-Month	-0.40	-0.07	-0.33	92nd Wettest	Wettest since: 1926	1941
Jan 1926–Dec 1927 24-Month	0.05	-0.05	0.10	75th Driest	Driest since: 1926	2011
	0.05	-0.05	0.10	55th Wettest	Wettest since: 1923	1941
	Ties: 1898
Jan 1925–Dec 1927 36-Month	-0.26	-0.05	-0.21	41st Driest	Driest since: 1926	1918
Jan 1925–Dec 1927 36-Month	-0.26	-0.05	-0.21	88th Wettest	Wettest since: 1924	1942
Jan 1924–Dec 1927 48-Month	-0.57	-0.04	-0.53	11th Driest	Driest since: 1918	1904
Jan 1924–Dec 1927 48-Month	-0.57	-0.04	-0.53	117th Wettest	Wettest since: 1926	1943
Jan 1923–Dec 1927 60-Month	-0.20	-0.04	-0.16	46th Driest	Driest since: 1921	1910
Jan 1923–Dec 1927 60-Month	-0.20	-0.04	-0.16	81st Wettest	Wettest since: 1926	1944

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

Louisiana, Climate Division 7

December 1927 Palmer Z-Index Rankings

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