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 1946 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1946 1-Month	4.70	-0.14	4.84	129th Driest	Driest since: 1945	1914
January 1946 1-Month	4.70	-0.14	4.84	3rd Wettest	Wettest to Date	1979
Dec 1945–Jan 1946 2-Month	1.73	-0.07	1.80	117th Driest	Driest since: 1945	1981
Dec 1945–Jan 1946 2-Month	1.73	-0.07	1.80	14th Wettest	Wettest since: 1932	1932
Nov 1945–Jan 1946 3-Month	0.56	-0.14	0.70	98th Driest	Driest since: 1945	2022
Nov 1945–Jan 1946 3-Month	0.56	-0.14	0.70	33rd Wettest	Wettest since: 1941	1932
Oct 1945–Jan 1946 4-Month	0.93	-0.10	1.03	109th Driest	Driest since: 1945	2022
Oct 1945–Jan 1946 4-Month	0.93	-0.10	1.03	22nd Wettest	Wettest since: 1933	1983
Sep 1945–Jan 1946 5-Month	0.87	-0.08	0.95	111th Driest	Driest since: 1945	1904
Sep 1945–Jan 1946 5-Month	0.87	-0.08	0.95	20th Wettest	Wettest since: 1933	1983
Aug 1945–Jan 1946 6-Month	0.99	-0.04	1.03	115th Driest	Driest since: 1945	1981
Aug 1945–Jan 1946 6-Month	0.99	-0.04	1.03	16th Wettest	Wettest since: 1920	2009
Jul 1945–Jan 1946 7-Month	1.24	-0.03	1.27	121st Driest	Driest since: 1945	1925
Jul 1945–Jan 1946 7-Month	1.24	-0.03	1.27	10th Wettest	Wettest since: 1920	2009
Jun 1945–Jan 1946 8-Month	1.54	-0.02	1.56	126th Driest	Driest since: 1945	1925
Jun 1945–Jan 1946 8-Month	1.54	-0.02	1.56	5th Wettest	Wettest to Date	1983
May 1945–Jan 1946 9-Month	1.37	-0.02	1.39	125th Driest	Driest since: 1945	1897
May 1945–Jan 1946 9-Month	1.37	-0.02	1.39	6th Wettest	Wettest since: 1920	2005
Apr 1945–Jan 1946 10-Month	1.21	0.01	1.20	120th Driest	Driest since: 1945	1897
Apr 1945–Jan 1946 10-Month	1.21	0.01	1.20	11th Wettest	Wettest since: 1941	2005
Mar 1945–Jan 1946 11-Month	1.24	0.01	1.23	125th Driest	Driest since: 1945	2011
Mar 1945–Jan 1946 11-Month	1.24	0.01	1.23	6th Wettest	Wettest since: 1920	1974
Feb 1945–Jan 1946 12-Month	1.24	0.00	1.24	125th Driest	Driest since: 1945	2011
Feb 1945–Jan 1946 12-Month	1.24	0.00	1.24	6th Wettest	Wettest to Date	1976
Aug 1944–Jan 1946 18-Month	0.79	-0.01	0.80	118th Driest	Driest since: 1945	1955
	0.79	-0.01	0.80	12th Wettest	Wettest since: 1921	1976
	Ties: 1920
Feb 1944–Jan 1946 24-Month	0.60	0.00	0.60	114th Driest	Driest since: 1945	2012
Feb 1944–Jan 1946 24-Month	0.60	0.00	0.60	16th Wettest	Wettest since: 1924	1976
Feb 1943–Jan 1946 36-Month	0.07	0.00	0.07	73rd Driest	Driest since: 1945	1955
Feb 1943–Jan 1946 36-Month	0.07	0.00	0.07	56th Wettest	Wettest since: 1943	1976
Feb 1942–Jan 1946 48-Month	-0.05	0.00	-0.05	55th Driest	Driest since: 1945	1955
Feb 1942–Jan 1946 48-Month	-0.05	0.00	-0.05	73rd Wettest	Wettest since: 1943	1976
Feb 1941–Jan 1946 60-Month	-0.09	-0.01	-0.08	50th Driest	Driest since: 1945	1956
Feb 1941–Jan 1946 60-Month	-0.09	-0.01	-0.08	77th Wettest	Wettest since: 1943	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 1946 Palmer Z-Index Rankings

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