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 1938 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1938 1-Month	-0.16	-0.14	-0.02	78th Driest	Driest since: 1936	1914
January 1938 1-Month	-0.16	-0.14	-0.02	54th Wettest	Wettest since: 1937	1979
Dec 1937–Jan 1938 2-Month	-0.16	-0.07	-0.09	75th Driest	Driest since: 1936	1981
Dec 1937–Jan 1938 2-Month	-0.16	-0.07	-0.09	56th Wettest	Wettest since: 1937	1932
Nov 1937–Jan 1938 3-Month	-0.34	-0.14	-0.20	63rd Driest	Driest since: 1936	2022
Nov 1937–Jan 1938 3-Month	-0.34	-0.14	-0.20	68th Wettest	Wettest since: 1937	1932
Oct 1937–Jan 1938 4-Month	0.38	-0.10	0.48	91st Driest	Driest since: 1936	2022
Oct 1937–Jan 1938 4-Month	0.38	-0.10	0.48	40th Wettest	Wettest since: 1937	1983
Sep 1937–Jan 1938 5-Month	0.05	-0.08	0.13	73rd Driest	Driest since: 1937	1904
Sep 1937–Jan 1938 5-Month	0.05	-0.08	0.13	58th Wettest	Wettest since: 1935	1983
Aug 1937–Jan 1938 6-Month	0.09	-0.04	0.13	76th Driest	Driest since: 1937	1981
Aug 1937–Jan 1938 6-Month	0.09	-0.04	0.13	55th Wettest	Wettest since: 1935	2009
Jul 1937–Jan 1938 7-Month	-0.05	-0.03	-0.02	68th Driest	Driest since: 1937	1925
Jul 1937–Jan 1938 7-Month	-0.05	-0.03	-0.02	63rd Wettest	Wettest since: 1935	2009
Jun 1937–Jan 1938 8-Month	-0.06	-0.02	-0.04	62nd Driest	Driest since: 1937	1925
Jun 1937–Jan 1938 8-Month	-0.06	-0.02	-0.04	69th Wettest	Wettest since: 1935	1983
May 1937–Jan 1938 9-Month	-0.24	-0.02	-0.22	50th Driest	Driest since: 1937	1897
May 1937–Jan 1938 9-Month	-0.24	-0.02	-0.22	81st Wettest	Wettest since: 1935	2005
Apr 1937–Jan 1938 10-Month	-0.32	0.01	-0.33	44th Driest	Driest since: 1937	1897
Apr 1937–Jan 1938 10-Month	-0.32	0.01	-0.33	87th Wettest	Wettest since: 1936	2005
Mar 1937–Jan 1938 11-Month	-0.29	0.01	-0.30	43rd Driest	Driest since: 1937	2011
	-0.29	0.01	-0.30	88th Wettest	Wettest since: 1936	1974
	Ties: 1930
Feb 1937–Jan 1938 12-Month	-0.33	0.00	-0.33	38th Driest	Driest since: 1937	2011
Feb 1937–Jan 1938 12-Month	-0.33	0.00	-0.33	93rd Wettest	Wettest since: 1936	1976
Aug 1936–Jan 1938 18-Month	-0.36	-0.01	-0.35	31st Driest	Driest since: 1937	1955
Aug 1936–Jan 1938 18-Month	-0.36	-0.01	-0.35	99th Wettest	Wettest since: 1936	1976
Feb 1936–Jan 1938 24-Month	-0.59	0.00	-0.59	15th Driest	Driest since: 1926	2012
Feb 1936–Jan 1938 24-Month	-0.59	0.00	-0.59	115th Wettest	Wettest since: 1937	1976
Feb 1935–Jan 1938 36-Month	-0.50	0.00	-0.50	14th Driest	Driest since: 1927	1955
Feb 1935–Jan 1938 36-Month	-0.50	0.00	-0.50	115th Wettest	Wettest since: 1937	1976
Feb 1934–Jan 1938 48-Month	-0.37	0.00	-0.37	14th Driest	Driest since: 1928	1955
Feb 1934–Jan 1938 48-Month	-0.37	0.00	-0.37	114th Wettest	Wettest since: 1937	1976
Feb 1933–Jan 1938 60-Month	-0.23	-0.01	-0.22	26th Driest	Driest since: 1937	1956
Feb 1933–Jan 1938 60-Month	-0.23	-0.01	-0.22	101st Wettest	Wettest since: 1937	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 1938 Palmer Z-Index Rankings

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