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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 9

January 1989 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1989 1-Month	-2.16	0.13	-2.29	15th Driest	Driest since: 1981	1907
January 1989 1-Month	-2.16	0.13	-2.29	117th Wettest	Wettest since: 1988	1991
Dec 1988–Jan 1989 2-Month	-1.81	0.03	-1.84	9th Driest	Driest since: 1981	1907
Dec 1988–Jan 1989 2-Month	-1.81	0.03	-1.84	122nd Wettest	Wettest since: 1988	1991
Nov 1988–Jan 1989 3-Month	-1.78	-0.02	-1.76	5th Driest	Driest since: 1909	1907
Nov 1988–Jan 1989 3-Month	-1.78	-0.02	-1.76	126th Wettest	Wettest since: 1988	1998
Oct 1988–Jan 1989 4-Month	-1.23	0.03	-1.26	17th Driest	Driest since: 1982	2012
Oct 1988–Jan 1989 4-Month	-1.23	0.03	-1.26	114th Wettest	Wettest since: 1988	1919
Sep 1988–Jan 1989 5-Month	-0.65	-0.01	-0.64	39th Driest	Driest since: 1988	1907
	-0.65	-0.01	-0.64	92nd Wettest	Wettest since: 1987	1978
	Ties: 1901, 1935
Aug 1988–Jan 1989 6-Month	-0.11	-0.03	-0.08	61st Driest	Driest since: 1988	1925
Aug 1988–Jan 1989 6-Month	-0.11	-0.03	-0.08	70th Wettest	Wettest since: 1987	1978
Jul 1988–Jan 1989 7-Month	-0.09	-0.01	-0.08	59th Driest	Driest since: 1988	1925
Jul 1988–Jan 1989 7-Month	-0.09	-0.01	-0.08	72nd Wettest	Wettest since: 1986	1978
Jun 1988–Jan 1989 8-Month	-0.10	-0.01	-0.09	55th Driest	Driest since: 1988	1925
	-0.10	-0.01	-0.09	76th Wettest	Wettest since: 1986	1978
	Ties: 1971
May 1988–Jan 1989 9-Month	-0.25	0.00	-0.25	45th Driest	Driest since: 1987	1907
	-0.25	0.00	-0.25	86th Wettest	Wettest since: 1988	1992
	Ties: 1973
Apr 1988–Jan 1989 10-Month	0.04	0.00	0.04	62nd Driest	Driest since: 1988	1907
Apr 1988–Jan 1989 10-Month	0.04	0.00	0.04	69th Wettest	Wettest since: 1984	1992
Mar 1988–Jan 1989 11-Month	0.24	-0.01	0.25	88th Driest	Driest since: 1988	1925
Mar 1988–Jan 1989 11-Month	0.24	-0.01	0.25	43rd Wettest	Wettest since: 1984	1992
Feb 1988–Jan 1989 12-Month	0.58	-0.03	0.61	109th Driest	Driest since: 1988	1963
	0.58	-0.03	0.61	22nd Wettest	Wettest since: 1984	1992
	Ties: 1974
Aug 1987–Jan 1989 18-Month	0.07	-0.03	0.10	83rd Driest	Driest since: 1988	1905
	0.07	-0.03	0.10	47th Wettest	Wettest since: 1984	1992
	Ties: 1906
Feb 1987–Jan 1989 24-Month	0.28	-0.03	0.31	99th Driest	Driest since: 1988	2001
	0.28	-0.03	0.31	31st Wettest	Wettest since: 1984	1993
	Ties: 1958
Feb 1986–Jan 1989 36-Month	-0.01	-0.03	0.02	75th Driest	Driest since: 1988	1905
Feb 1986–Jan 1989 36-Month	-0.01	-0.03	0.02	54th Wettest	Wettest since: 1986	1994
Feb 1985–Jan 1989 48-Month	0.01	-0.03	0.04	73rd Driest	Driest since: 1988	1905
Feb 1985–Jan 1989 48-Month	0.01	-0.03	0.04	55th Wettest	Wettest since: 1986	1995
Feb 1984–Jan 1989 60-Month	-0.08	-0.03	-0.05	61st Driest	Driest since: 1974	1907
Feb 1984–Jan 1989 60-Month	-0.08	-0.03	-0.05	66th Wettest	Wettest since: 1988	1993

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 9

January 1989 Palmer Z-Index Rankings

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