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 3

January 1918 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1918 1-Month	-0.35	-0.14	-0.21	71st Driest	Driest since: 1914	1914
January 1918 1-Month	-0.35	-0.14	-0.21	61st Wettest	Wettest since: 1917	1979
Dec 1917–Jan 1918 2-Month	-1.35	-0.07	-1.28	21st Driest	Driest since: 1914	1981
Dec 1917–Jan 1918 2-Month	-1.35	-0.07	-1.28	110th Wettest	Wettest since: 1917	1932
Nov 1917–Jan 1918 3-Month	-1.64	-0.14	-1.50	10th Driest	Driest since: 1914	2022
Nov 1917–Jan 1918 3-Month	-1.64	-0.14	-1.50	121st Wettest	Wettest since: 1917	1932
Oct 1917–Jan 1918 4-Month	-1.32	-0.10	-1.22	9th Driest	Driest since: 1909	2022
Oct 1917–Jan 1918 4-Month	-1.32	-0.10	-1.22	122nd Wettest	Wettest since: 1917	1983
Sep 1917–Jan 1918 5-Month	-1.18	-0.08	-1.10	11th Driest	Driest since: 1904	1904
Sep 1917–Jan 1918 5-Month	-1.18	-0.08	-1.10	120th Wettest	Wettest since: 1917	1983
Aug 1917–Jan 1918 6-Month	-0.79	-0.04	-0.75	22nd Driest	Driest since: 1911	1981
	-0.79	-0.04	-0.75	109th Wettest	Wettest since: 1917	2009
	Ties: 1901
Jul 1917–Jan 1918 7-Month	-0.81	-0.03	-0.78	18th Driest	Driest since: 1910	1925
	-0.81	-0.03	-0.78	113th Wettest	Wettest since: 1917	2009
	Ties: 1904
Jun 1917–Jan 1918 8-Month	-0.91	-0.02	-0.89	15th Driest	Driest since: 1900	1925
Jun 1917–Jan 1918 8-Month	-0.91	-0.02	-0.89	116th Wettest	Wettest since: 1917	1983
May 1917–Jan 1918 9-Month	-0.97	-0.02	-0.95	14th Driest	Driest since: 1900	1897
May 1917–Jan 1918 9-Month	-0.97	-0.02	-0.95	117th Wettest	Wettest since: 1917	2005
Apr 1917–Jan 1918 10-Month	-0.74	0.01	-0.75	20th Driest	Driest since: 1904	1897
Apr 1917–Jan 1918 10-Month	-0.74	0.01	-0.75	111th Wettest	Wettest since: 1917	2005
Mar 1917–Jan 1918 11-Month	-0.76	0.01	-0.77	18th Driest	Driest since: 1904	2011
Mar 1917–Jan 1918 11-Month	-0.76	0.01	-0.77	113th Wettest	Wettest since: 1917	1974
Feb 1917–Jan 1918 12-Month	-0.67	0.00	-0.67	22nd Driest	Driest since: 1900	2011
Feb 1917–Jan 1918 12-Month	-0.67	0.00	-0.67	109th Wettest	Wettest since: 1917	1976
Aug 1916–Jan 1918 18-Month	-0.65	-0.01	-0.64	15th Driest	Driest since: 1898	1955
Aug 1916–Jan 1918 18-Month	-0.65	-0.01	-0.64	115th Wettest	Wettest since: 1917	1976
Feb 1916–Jan 1918 24-Month	-0.61	0.00	-0.61	14th Driest	Driest since: 1898	2012
Feb 1916–Jan 1918 24-Month	-0.61	0.00	-0.61	116th Wettest	Wettest since: 1917	1976
Feb 1915–Jan 1918 36-Month	-0.57	0.00	-0.57	11th Driest	Driest since: 1898	1955
Feb 1915–Jan 1918 36-Month	-0.57	0.00	-0.57	118th Wettest	Wettest since: 1917	1976
Feb 1914–Jan 1918 48-Month	-0.50	0.00	-0.50	9th Driest	Driest since: 1900	1955
Feb 1914–Jan 1918 48-Month	-0.50	0.00	-0.50	119th Wettest	Wettest since: 1917	1976
Feb 1913–Jan 1918 60-Month	-0.35	-0.01	-0.34	11th Driest	Driest since: 1901	1956
Feb 1913–Jan 1918 60-Month	-0.35	-0.01	-0.34	116th Wettest	Wettest since: 1917	1976

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 28, 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 3

January 1918 Palmer Z-Index Rankings

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