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.

Idaho, Climate Division 2

December 1996 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1996 1-Month	4.96	-0.15	5.11	128th Driest	Driest since: 1995	1976
December 1996 1-Month	4.96	-0.15	5.11	3rd Wettest	Wettest since: 1964	1964
Nov–Dec 1996 2-Month	3.30	0.02	3.28	125th Driest	Driest since: 1995	1936, 1976
Nov–Dec 1996 2-Month	3.30	0.02	3.28	6th Wettest	Wettest since: 1973	1927
Oct–Dec 1996 3-Month	2.34	-0.01	2.35	126th Driest	Driest since: 1994	1936
Oct–Dec 1996 3-Month	2.34	-0.01	2.35	5th Wettest	Wettest since: 1995	1927
Sep–Dec 1996 4-Month	1.63	-0.01	1.64	117th Driest	Driest since: 1994	1936
Sep–Dec 1996 4-Month	1.63	-0.01	1.64	14th Wettest	Wettest since: 1995	1927
Aug–Dec 1996 5-Month	0.91	-0.01	0.92	109th Driest	Driest since: 1994	1936
	0.91	-0.01	0.92	22nd Wettest	Wettest since: 1995	1927
	Ties: 1973
Jul–Dec 1996 6-Month	0.46	0.01	0.45	92nd Driest	Driest since: 1994	1936
Jul–Dec 1996 6-Month	0.46	0.01	0.45	39th Wettest	Wettest since: 1995	1927
Jun–Dec 1996 7-Month	0.10	0.01	0.09	78th Driest	Driest since: 1994	1936
Jun–Dec 1996 7-Month	0.10	0.01	0.09	53rd Wettest	Wettest since: 1995	1995
May–Dec 1996 8-Month	0.45	0.02	0.43	90th Driest	Driest since: 1994	1936
May–Dec 1996 8-Month	0.45	0.02	0.43	41st Wettest	Wettest since: 1995	1927
Apr–Dec 1996 9-Month	0.80	0.02	0.78	110th Driest	Driest since: 1994	1936
	0.80	0.02	0.78	21st Wettest	Wettest since: 1995	1927
	Ties: 1916
Mar–Dec 1996 10-Month	0.51	0.01	0.50	97th Driest	Driest since: 1994	1936
Mar–Dec 1996 10-Month	0.51	0.01	0.50	34th Wettest	Wettest since: 1995	1948
Feb–Dec 1996 11-Month	0.75	0.01	0.74	115th Driest	Driest since: 1994	1936
Feb–Dec 1996 11-Month	0.75	0.01	0.74	16th Wettest	Wettest since: 1995	1927
Jan–Dec 1996 12-Month	0.90	0.02	0.88	119th Driest	Driest since: 1994	1987
Jan–Dec 1996 12-Month	0.90	0.02	0.88	12th Wettest	Wettest since: 1995	1927
Jul 1995–Dec 1996 18-Month	1.45	0.02	1.43	127th Driest	Driest since: 1995	1936
Jul 1995–Dec 1996 18-Month	1.45	0.02	1.43	3rd Wettest	Wettest since: 1948	1927
Jan 1995–Dec 1996 24-Month	1.17	0.02	1.15	129th Driest	Driest since: 1995	1936
Jan 1995–Dec 1996 24-Month	1.17	0.02	1.15	1st Wettest	Wettest to Date	1996
Jan 1994–Dec 1996 36-Month	0.56	0.02	0.54	119th Driest	Driest since: 1995	1936
Jan 1994–Dec 1996 36-Month	0.56	0.02	0.54	10th Wettest	Wettest since: 1984	1997
Jan 1993–Dec 1996 48-Month	0.46	0.02	0.44	116th Driest	Driest since: 1995	1937
Jan 1993–Dec 1996 48-Month	0.46	0.02	0.44	12th Wettest	Wettest since: 1984	1998
Jan 1992–Dec 1996 60-Month	0.13	0.02	0.11	89th Driest	Driest since: 1995	1938
Jan 1992–Dec 1996 60-Month	0.13	0.02	0.11	38th Wettest	Wettest since: 1986	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Idaho, Climate Division 2

December 1996 Palmer Z-Index Rankings

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