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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 8

November 1991 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
November 1991 1-Month	-0.80	-0.01	-0.79	60th Driest	Driest since: 1990	1924
	-0.80	-0.01	-0.79	71st Wettest	Wettest since: 1989	1929
	Ties: 1937
Oct–Nov 1991 2-Month	0.39	0.08	0.31	82nd Driest	Driest since: 1990	1924
Oct–Nov 1991 2-Month	0.39	0.08	0.31	49th Wettest	Wettest since: 1989	1929
Sep–Nov 1991 3-Month	0.45	0.00	0.45	88th Driest	Driest since: 1990	1924
Sep–Nov 1991 3-Month	0.45	0.00	0.45	43rd Wettest	Wettest since: 1989	1898
Aug–Nov 1991 4-Month	0.57	-0.03	0.60	90th Driest	Driest since: 1990	1924
Aug–Nov 1991 4-Month	0.57	-0.03	0.60	41st Wettest	Wettest since: 1989	1898
Jul–Nov 1991 5-Month	0.54	0.00	0.54	93rd Driest	Driest since: 1990	1924
Jul–Nov 1991 5-Month	0.54	0.00	0.54	38th Wettest	Wettest since: 1989	1898
Jun–Nov 1991 6-Month	0.57	0.00	0.57	90th Driest	Driest since: 1990	1924
Jun–Nov 1991 6-Month	0.57	0.00	0.57	41st Wettest	Wettest since: 1989	1898
May–Nov 1991 7-Month	1.56	-0.01	1.57	124th Driest	Driest since: 1990	1924
May–Nov 1991 7-Month	1.56	-0.01	1.57	7th Wettest	Wettest since: 1989	1946
Apr–Nov 1991 8-Month	1.78	-0.01	1.79	128th Driest	Driest since: 1990	1924
Apr–Nov 1991 8-Month	1.78	-0.01	1.79	3rd Wettest	Wettest since: 1946	2021
Mar–Nov 1991 9-Month	1.53	-0.03	1.56	128th Driest	Driest since: 1990	1924
Mar–Nov 1991 9-Month	1.53	-0.03	1.56	3rd Wettest	Wettest since: 1946	1946
Feb–Nov 1991 10-Month	1.46	-0.04	1.50	128th Driest	Driest since: 1990	2023
Feb–Nov 1991 10-Month	1.46	-0.04	1.50	3rd Wettest	Wettest since: 1946	1946
Jan–Nov 1991 11-Month	1.85	-0.03	1.88	130th Driest	Driest since: 1990	2023
Jan–Nov 1991 11-Month	1.85	-0.03	1.88	1st Wettest	Wettest to Date	1991
Dec 1990–Nov 1991 12-Month	1.65	-0.04	1.69	128th Driest	Driest since: 1990	2023
Dec 1990–Nov 1991 12-Month	1.65	-0.04	1.69	2nd Wettest	Wettest since: 1946	1946
Jun 1990–Nov 1991 18-Month	0.60	-0.02	0.62	111th Driest	Driest since: 1990	1925
Jun 1990–Nov 1991 18-Month	0.60	-0.02	0.62	19th Wettest	Wettest since: 1983	1946
Dec 1989–Nov 1991 24-Month	0.53	-0.03	0.56	108th Driest	Driest since: 1990	2000, 2023
	0.53	-0.03	0.56	21st Wettest	Wettest since: 1984	1992
	Ties: 1914
Dec 1988–Nov 1991 36-Month	0.50	-0.02	0.52	112th Driest	Driest since: 1990	1904
Dec 1988–Nov 1991 36-Month	0.50	-0.02	0.52	16th Wettest	Wettest since: 1985	1993
Dec 1987–Nov 1991 48-Month	0.47	-0.02	0.49	113th Driest	Driest since: 1990	1904
Dec 1987–Nov 1991 48-Month	0.47	-0.02	0.49	14th Wettest	Wettest since: 1980	1994
Dec 1986–Nov 1991 60-Month	0.48	-0.02	0.50	118th Driest	Driest since: 1990	1939
Dec 1986–Nov 1991 60-Month	0.48	-0.02	0.50	8th Wettest	Wettest since: 1946	1995

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 29, 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 8

November 1991 Palmer Z-Index Rankings

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