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 9

January 1951 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1951 1-Month	-0.54	0.13	-0.67	57th Driest	Driest since: 1950	1907
January 1951 1-Month	-0.54	0.13	-0.67	75th Wettest	Wettest since: 1948	1991
Dec 1950–Jan 1951 2-Month	0.33	0.03	0.30	84th Driest	Driest since: 1950	1907
Dec 1950–Jan 1951 2-Month	0.33	0.03	0.30	47th Wettest	Wettest since: 1948	1991
Nov 1950–Jan 1951 3-Month	-0.51	-0.02	-0.49	59th Driest	Driest since: 1950	1907
Nov 1950–Jan 1951 3-Month	-0.51	-0.02	-0.49	72nd Wettest	Wettest since: 1949	1998
Oct 1950–Jan 1951 4-Month	-0.75	0.03	-0.78	36th Driest	Driest since: 1950	2012
Oct 1950–Jan 1951 4-Month	-0.75	0.03	-0.78	95th Wettest	Wettest since: 1949	1919
Sep 1950–Jan 1951 5-Month	-1.12	-0.01	-1.11	22nd Driest	Driest since: 1939	1907
Sep 1950–Jan 1951 5-Month	-1.12	-0.01	-1.11	109th Wettest	Wettest since: 1950	1978
Aug 1950–Jan 1951 6-Month	-1.27	-0.03	-1.24	15th Driest	Driest since: 1934	1925
Aug 1950–Jan 1951 6-Month	-1.27	-0.03	-1.24	116th Wettest	Wettest since: 1950	1978
Jul 1950–Jan 1951 7-Month	-0.94	-0.01	-0.93	22nd Driest	Driest since: 1937	1925
Jul 1950–Jan 1951 7-Month	-0.94	-0.01	-0.93	109th Wettest	Wettest since: 1950	1978
Jun 1950–Jan 1951 8-Month	-0.78	-0.01	-0.77	23rd Driest	Driest since: 1937	1925
Jun 1950–Jan 1951 8-Month	-0.78	-0.01	-0.77	108th Wettest	Wettest since: 1950	1978
May 1950–Jan 1951 9-Month	-0.84	0.00	-0.84	22nd Driest	Driest since: 1937	1907
May 1950–Jan 1951 9-Month	-0.84	0.00	-0.84	109th Wettest	Wettest since: 1950	1992
Apr 1950–Jan 1951 10-Month	-0.57	0.00	-0.57	29th Driest	Driest since: 1939	1907
Apr 1950–Jan 1951 10-Month	-0.57	0.00	-0.57	102nd Wettest	Wettest since: 1950	1992
Mar 1950–Jan 1951 11-Month	-0.49	-0.01	-0.48	34th Driest	Driest since: 1939	1925
Mar 1950–Jan 1951 11-Month	-0.49	-0.01	-0.48	97th Wettest	Wettest since: 1950	1992
Feb 1950–Jan 1951 12-Month	-0.57	-0.03	-0.54	27th Driest	Driest since: 1939	1963
Feb 1950–Jan 1951 12-Month	-0.57	-0.03	-0.54	104th Wettest	Wettest since: 1950	1992
Aug 1949–Jan 1951 18-Month	-0.56	-0.03	-0.53	25th Driest	Driest since: 1937	1905
Aug 1949–Jan 1951 18-Month	-0.56	-0.03	-0.53	105th Wettest	Wettest since: 1950	1992
Feb 1949–Jan 1951 24-Month	-0.32	-0.03	-0.29	40th Driest	Driest since: 1940	2001
Feb 1949–Jan 1951 24-Month	-0.32	-0.03	-0.29	90th Wettest	Wettest since: 1950	1993
Feb 1948–Jan 1951 36-Month	-0.10	-0.03	-0.07	61st Driest	Driest since: 1940	1905
Feb 1948–Jan 1951 36-Month	-0.10	-0.03	-0.07	68th Wettest	Wettest since: 1950	1994
Feb 1947–Jan 1951 48-Month	0.02	-0.03	0.05	76th Driest	Driest since: 1942	1905
Feb 1947–Jan 1951 48-Month	0.02	-0.03	0.05	52nd Wettest	Wettest since: 1950	1995
Feb 1946–Jan 1951 60-Month	0.25	-0.03	0.28	107th Driest	Driest since: 1943	1907
Feb 1946–Jan 1951 60-Month	0.25	-0.03	0.28	20th Wettest	Wettest since: 1950	1993

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 29, 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 1951 Palmer Z-Index Rankings

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