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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 1987 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1987 1-Month	2.46	0.13	2.33	117th Driest	Driest since: 1986	1907
January 1987 1-Month	2.46	0.13	2.33	15th Wettest	Wettest since: 1978	1991
Dec 1986–Jan 1987 2-Month	1.62	0.03	1.59	112th Driest	Driest since: 1986	1907
Dec 1986–Jan 1987 2-Month	1.62	0.03	1.59	19th Wettest	Wettest since: 1983	1991
Nov 1986–Jan 1987 3-Month	1.38	-0.02	1.40	115th Driest	Driest since: 1986	1907
Nov 1986–Jan 1987 3-Month	1.38	-0.02	1.40	16th Wettest	Wettest since: 1983	1998
Oct 1986–Jan 1987 4-Month	1.08	0.03	1.05	113th Driest	Driest since: 1986	2012
Oct 1986–Jan 1987 4-Month	1.08	0.03	1.05	18th Wettest	Wettest since: 1983	1919
Sep 1986–Jan 1987 5-Month	0.43	-0.01	0.44	89th Driest	Driest since: 1985	1907
Sep 1986–Jan 1987 5-Month	0.43	-0.01	0.44	42nd Wettest	Wettest since: 1986	1978
Aug 1986–Jan 1987 6-Month	0.14	-0.03	0.17	82nd Driest	Driest since: 1985	1925
Aug 1986–Jan 1987 6-Month	0.14	-0.03	0.17	49th Wettest	Wettest since: 1986	1978
Jul 1986–Jan 1987 7-Month	-0.20	-0.01	-0.19	54th Driest	Driest since: 1985	1925
	-0.20	-0.01	-0.19	77th Wettest	Wettest since: 1986	1978
	Ties: 1901, 1927
Jun 1986–Jan 1987 8-Month	-0.18	-0.01	-0.17	50th Driest	Driest since: 1985	1925
Jun 1986–Jan 1987 8-Month	-0.18	-0.01	-0.17	81st Wettest	Wettest since: 1986	1978
May 1986–Jan 1987 9-Month	-0.29	0.00	-0.29	44th Driest	Driest since: 1985	1907
May 1986–Jan 1987 9-Month	-0.29	0.00	-0.29	87th Wettest	Wettest since: 1986	1992
Apr 1986–Jan 1987 10-Month	-0.44	0.00	-0.44	35th Driest	Driest since: 1985	1907
Apr 1986–Jan 1987 10-Month	-0.44	0.00	-0.44	96th Wettest	Wettest since: 1986	1992
Mar 1986–Jan 1987 11-Month	-0.55	-0.01	-0.54	28th Driest	Driest since: 1982	1925
Mar 1986–Jan 1987 11-Month	-0.55	-0.01	-0.54	103rd Wettest	Wettest since: 1986	1992
Feb 1986–Jan 1987 12-Month	-0.58	-0.03	-0.55	26th Driest	Driest since: 1982	1963
Feb 1986–Jan 1987 12-Month	-0.58	-0.03	-0.55	105th Wettest	Wettest since: 1986	1992
Aug 1985–Jan 1987 18-Month	-0.13	-0.03	-0.10	54th Driest	Driest since: 1986	1905
Aug 1985–Jan 1987 18-Month	-0.13	-0.03	-0.10	76th Wettest	Wettest since: 1985	1992
Feb 1985–Jan 1987 24-Month	-0.26	-0.03	-0.23	47th Driest	Driest since: 1983	2001
Feb 1985–Jan 1987 24-Month	-0.26	-0.03	-0.23	83rd Wettest	Wettest since: 1986	1993
Feb 1984–Jan 1987 36-Month	-0.32	-0.03	-0.29	32nd Driest	Driest since: 1971	1905
Feb 1984–Jan 1987 36-Month	-0.32	-0.03	-0.29	97th Wettest	Wettest since: 1986	1994
Feb 1983–Jan 1987 48-Month	-0.02	-0.03	0.01	72nd Driest	Driest since: 1985	1905
Feb 1983–Jan 1987 48-Month	-0.02	-0.03	0.01	56th Wettest	Wettest since: 1986	1995
Feb 1982–Jan 1987 60-Month	0.05	-0.03	0.08	88th Driest	Driest since: 1986	1907
Feb 1982–Jan 1987 60-Month	0.05	-0.03	0.08	39th Wettest	Wettest since: 1984	1993

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 25, 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 1987 Palmer Z-Index Rankings

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