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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 2

January 1974 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1974 1-Month	4.01	-0.15	4.16	127th Driest	Driest since: 1973	1986
January 1974 1-Month	4.01	-0.15	4.16	5th Wettest	Wettest since: 1946	1999
Dec 1973–Jan 1974 2-Month	2.25	-0.12	2.37	125th Driest	Driest since: 1973	1981
Dec 1973–Jan 1974 2-Month	2.25	-0.12	2.37	6th Wettest	Wettest since: 1932	1932
Nov 1973–Jan 1974 3-Month	1.58	-0.16	1.74	121st Driest	Driest since: 1973	2022
Nov 1973–Jan 1974 3-Month	1.58	-0.16	1.74	10th Wettest	Wettest since: 1962	1932
Oct 1973–Jan 1974 4-Month	1.61	-0.12	1.73	125th Driest	Driest since: 1973	1904
Oct 1973–Jan 1974 4-Month	1.61	-0.12	1.73	6th Wettest	Wettest since: 1932	1932
Sep 1973–Jan 1974 5-Month	1.98	-0.10	2.08	126th Driest	Driest since: 1973	1904
Sep 1973–Jan 1974 5-Month	1.98	-0.10	2.08	5th Wettest	Wettest to Date	2010
Aug 1973–Jan 1974 6-Month	1.69	-0.05	1.74	125th Driest	Driest since: 1973	1955
Aug 1973–Jan 1974 6-Month	1.69	-0.05	1.74	6th Wettest	Wettest to Date	2010
Jul 1973–Jan 1974 7-Month	1.50	-0.04	1.54	127th Driest	Driest since: 1973	1925
Jul 1973–Jan 1974 7-Month	1.50	-0.04	1.54	4th Wettest	Wettest since: 1962	2010
Jun 1973–Jan 1974 8-Month	1.29	-0.03	1.32	125th Driest	Driest since: 1973	1925
Jun 1973–Jan 1974 8-Month	1.29	-0.03	1.32	6th Wettest	Wettest since: 1962	1962
May 1973–Jan 1974 9-Month	1.10	-0.04	1.14	124th Driest	Driest since: 1973	1925
May 1973–Jan 1974 9-Month	1.10	-0.04	1.14	7th Wettest	Wettest since: 1962	1990
Apr 1973–Jan 1974 10-Month	1.16	-0.01	1.17	121st Driest	Driest since: 1973	1925
Apr 1973–Jan 1974 10-Month	1.16	-0.01	1.17	10th Wettest	Wettest since: 1969	1992
Mar 1973–Jan 1974 11-Month	1.36	-0.01	1.37	129th Driest	Driest since: 1973	2011
Mar 1973–Jan 1974 11-Month	1.36	-0.01	1.37	2nd Wettest	Wettest since: 1962	1962
Feb 1973–Jan 1974 12-Month	1.13	-0.02	1.15	125th Driest	Driest since: 1973	1955
Feb 1973–Jan 1974 12-Month	1.13	-0.02	1.15	6th Wettest	Wettest since: 1962	1962
Aug 1972–Jan 1974 18-Month	1.06	-0.03	1.09	127th Driest	Driest since: 1973	1955
Aug 1972–Jan 1974 18-Month	1.06	-0.03	1.09	3rd Wettest	Wettest to Date	1976
Feb 1972–Jan 1974 24-Month	0.60	-0.02	0.62	113th Driest	Driest since: 1973	2012
Feb 1972–Jan 1974 24-Month	0.60	-0.02	0.62	17th Wettest	Wettest since: 1959	1975
Feb 1971–Jan 1974 36-Month	0.41	-0.02	0.43	114th Driest	Driest since: 1973	1965
Feb 1971–Jan 1974 36-Month	0.41	-0.02	0.43	15th Wettest	Wettest since: 1960	1976
Feb 1970–Jan 1974 48-Month	0.23	-0.03	0.26	96th Driest	Driest since: 1973	1966
Feb 1970–Jan 1974 48-Month	0.23	-0.03	0.26	32nd Wettest	Wettest since: 1962	1976
Feb 1969–Jan 1974 60-Month	0.05	-0.03	0.08	74th Driest	Driest since: 1973	1967
	0.05	-0.03	0.08	53rd Wettest	Wettest since: 1963	1976
	Ties: 1946

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 30, 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 2

January 1974 Palmer Z-Index Rankings

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