Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pacific Northwest Basin

Average Temperature Rankings, December 2005

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2005 1-Month	27.3°F (-2.6°C)	28.1°F (-2.2°C)	-0.8°F (-0.4°C)	40th Coolest	Coolest since: 1998	1990
	27.3°F (-2.6°C)	28.1°F (-2.2°C)	-0.8°F (-0.4°C)	89th Warmest	Warmest since: 2004	1917
	Ties: 1961
Nov–Dec 2005 2-Month	30.9°F (-0.6°C)	31.3°F (-0.4°C)	-0.4°F (-0.2°C)	49th Coolest	Coolest since: 2000	1985
	30.9°F (-0.6°C)	31.3°F (-0.4°C)	-0.4°F (-0.2°C)	80th Warmest	Warmest since: 2004	1917
	Ties: 1959
Oct–Dec 2005 3-Month	36.3°F (2.4°C)	36.2°F (2.3°C)	0.1°F (0.1°C)	58th Coolest	Coolest since: 2000	1985
	36.3°F (2.4°C)	36.2°F (2.3°C)	0.1°F (0.1°C)	71st Warmest	Warmest since: 2004	1917
	Ties: 1918, 1996, 1998
Sep–Dec 2005 4-Month	40.9°F (4.9°C)	41.0°F (5.0°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 2000	1985
	40.9°F (4.9°C)	41.0°F (5.0°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest since: 2004	1917
	Ties: 2013, 2019
Aug–Dec 2005 5-Month	45.8°F (7.7°C)	45.5°F (7.5°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 2000	1985
	45.8°F (7.7°C)	45.5°F (7.5°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 2004	1917, 2014
	Ties: 1936, 1944, 1947
Jul–Dec 2005 6-Month	49.2°F (9.6°C)	48.7°F (9.3°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 2000	1985
	49.2°F (9.6°C)	48.7°F (9.3°C)	0.5°F (0.3°C)	50th Warmest	Warmest since: 2004	2014
	Ties: 1936, 1952, 1973, 1994, 2010
Jun–Dec 2005 7-Month	50.0°F (10.0°C)	49.8°F (9.9°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 2000	1916
	50.0°F (10.0°C)	49.8°F (9.9°C)	0.2°F (0.1°C)	71st Warmest	Warmest since: 2004	2021
	Ties: 1922, 1929, 1949, 1965, 1969, 1980, 1990, 2010
May–Dec 2005 8-Month	50.2°F (10.1°C)	49.8°F (9.9°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 2000	1916
	50.2°F (10.1°C)	49.8°F (9.9°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 2004	2021
	Ties: 1941, 1952, 1962
Apr–Dec 2005 9-Month	49.4°F (9.7°C)	49.0°F (9.4°C)	0.4°F (0.3°C)	72nd Coolest	Coolest since: 2000	1916
	49.4°F (9.7°C)	49.0°F (9.4°C)	0.4°F (0.3°C)	57th Warmest	Warmest since: 2004	2021
	Ties: 1942, 1950, 1986, 1991, 2009
Mar–Dec 2005 10-Month	48.4°F (9.1°C)	47.7°F (8.7°C)	0.7°F (0.4°C)	91st Coolest	Coolest since: 2002	1916
	48.4°F (9.1°C)	47.7°F (8.7°C)	0.7°F (0.4°C)	38th Warmest	Warmest since: 2004	2015
	Ties: 1949, 1990, 2002
Feb–Dec 2005 11-Month	47.0°F (8.3°C)	46.1°F (7.8°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 2002	1955
	47.0°F (8.3°C)	46.1°F (7.8°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 2004	2015
	Ties: 1967
Jan–Dec 2005 12-Month	45.6°F (7.6°C)	44.5°F (6.9°C)	1.1°F (0.7°C)	97th Coolest	Coolest since: 2002	1916
	45.6°F (7.6°C)	44.5°F (6.9°C)	1.1°F (0.7°C)	32nd Warmest	Warmest since: 2004	2015
	Ties: 2013
Jul 2004–Dec 2005 18-Month	47.1°F (8.4°C)	45.8°F (7.7°C)	1.3°F (0.7°C)	108th Coolest	Coolest since: 2002	1985
	47.1°F (8.4°C)	45.8°F (7.7°C)	1.3°F (0.7°C)	20th Warmest	Warmest since: 2004	2015
	Ties: 1939, 1941, 1967, 1987, 2006
Jan 2004–Dec 2005 24-Month	46.0°F (7.8°C)	44.5°F (6.9°C)	1.5°F (0.9°C)	112th Coolest	Coolest since: 2002	1917
	46.0°F (7.8°C)	44.5°F (6.9°C)	1.5°F (0.9°C)	16th Warmest	Warmest since: 2004	2015
	Ties: 2007
Jan 2003–Dec 2005 36-Month	46.3°F (7.9°C)	44.4°F (6.9°C)	1.9°F (1.0°C)	121st Coolest	Coolest since: 2004	1913
	46.3°F (7.9°C)	44.4°F (6.9°C)	1.9°F (1.0°C)	6th Warmest	Warmest to Date	2016
	Ties: 2014
Jan 2002–Dec 2005 48-Month	46.0°F (7.8°C)	44.4°F (6.9°C)	1.6°F (0.9°C)	118th Coolest	Coolest since: 2003	1913, 1914, 1919
	46.0°F (7.8°C)	44.4°F (6.9°C)	1.6°F (0.9°C)	8th Warmest	Warmest since: 2004	2016, 2017
	Ties: 2007, 2019, 2022
Jan 2001–Dec 2005 60-Month	46.0°F (7.8°C)	44.4°F (6.9°C)	1.6°F (0.9°C)	115th Coolest	Coolest since: 2004	1913
	46.0°F (7.8°C)	44.4°F (6.9°C)	1.6°F (0.9°C)	10th Warmest	Warmest to Date	2018
	Ties: 2006

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings