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.

Oregon, Climate Division 1

December 1992 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1992 1-Month	0.20	-0.20	0.40	70th Driest	Driest since: 1991	2013
	0.20	-0.20	0.40	61st Wettest	Wettest since: 1987	2015
	Ties: 1953
Nov–Dec 1992 2-Month	-0.08	-0.04	-0.04	61st Driest	Driest since: 1991	2013
Nov–Dec 1992 2-Month	-0.08	-0.04	-0.04	70th Wettest	Wettest since: 1988	1973
Oct–Dec 1992 3-Month	-0.35	-0.11	-0.24	54th Driest	Driest since: 1991	2013
Oct–Dec 1992 3-Month	-0.35	-0.11	-0.24	77th Wettest	Wettest since: 1988	2016
Sep–Dec 1992 4-Month	-0.42	-0.05	-0.37	40th Driest	Driest since: 1991	1976
Sep–Dec 1992 4-Month	-0.42	-0.05	-0.37	91st Wettest	Wettest since: 1988	1973
Aug–Dec 1992 5-Month	-0.70	-0.07	-0.63	30th Driest	Driest since: 1991	1936
Aug–Dec 1992 5-Month	-0.70	-0.07	-0.63	101st Wettest	Wettest since: 1990	1968
Jul–Dec 1992 6-Month	-0.93	-0.07	-0.86	18th Driest	Driest since: 1991	2018
Jul–Dec 1992 6-Month	-0.93	-0.07	-0.86	113th Wettest	Wettest since: 1990	1920
Jun–Dec 1992 7-Month	-1.13	-0.06	-1.07	10th Driest	Driest since: 1967	2018
Jun–Dec 1992 7-Month	-1.13	-0.06	-1.07	121st Wettest	Wettest since: 1991	1920
May–Dec 1992 8-Month	-1.45	-0.05	-1.40	4th Driest	Driest since: 1938	2018
May–Dec 1992 8-Month	-1.45	-0.05	-1.40	127th Wettest	Wettest since: 1991	1968
Apr–Dec 1992 9-Month	-0.95	-0.03	-0.92	10th Driest	Driest since: 1987	1938
Apr–Dec 1992 9-Month	-0.95	-0.03	-0.92	121st Wettest	Wettest since: 1991	1937
Mar–Dec 1992 10-Month	-1.32	-0.05	-1.27	1st Driest	Driest to Date	1992
Mar–Dec 1992 10-Month	-1.32	-0.05	-1.27	130th Wettest	Wettest since: 1991	1920, 1937
Feb–Dec 1992 11-Month	-1.36	-0.04	-1.32	2nd Driest	Driest to Date	2018
Feb–Dec 1992 11-Month	-1.36	-0.04	-1.32	129th Wettest	Wettest since: 1991	1983
Jan–Dec 1992 12-Month	-1.33	-0.04	-1.29	1st Driest	Driest to Date	1992
Jan–Dec 1992 12-Month	-1.33	-0.04	-1.29	130th Wettest	Wettest since: 1991	1983
Jul 1991–Dec 1992 18-Month	-1.24	-0.04	-1.20	1st Driest	Driest to Date	1992
Jul 1991–Dec 1992 18-Month	-1.24	-0.04	-1.20	129th Wettest	Wettest since: 1991	1983, 1996
Jan 1991–Dec 1992 24-Month	-0.90	-0.04	-0.86	6th Driest	Driest since: 1935	1930
Jan 1991–Dec 1992 24-Month	-0.90	-0.04	-0.86	124th Wettest	Wettest since: 1991	1984
Jan 1990–Dec 1992 36-Month	-0.62	-0.03	-0.59	12th Driest	Driest since: 1967	1930
Jan 1990–Dec 1992 36-Month	-0.62	-0.03	-0.59	117th Wettest	Wettest since: 1991	1997
Jan 1989–Dec 1992 48-Month	-0.61	-0.04	-0.57	8th Driest	Driest since: 1932	1926
Jan 1989–Dec 1992 48-Month	-0.61	-0.04	-0.57	120th Wettest	Wettest since: 1991	1998
Jan 1988–Dec 1992 60-Month	-0.55	-0.04	-0.51	10th Driest	Driest since: 1932	1926, 1932
	-0.55	-0.04	-0.51	117th Wettest	Wettest since: 1991	1999
	Ties: 1929

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Oregon, Climate Division 1

December 1992 Palmer Z-Index Rankings

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