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 2001

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2001 1-Month	27.8°F (-2.3°C)	28.1°F (-2.2°C)	-0.3°F (-0.1°C)	52nd Coolest	Coolest since: 1998	1990
	27.8°F (-2.3°C)	28.1°F (-2.2°C)	-0.3°F (-0.1°C)	77th Warmest	Warmest since: 2000	1917
	Ties: 1899, 1912, 1935, 1982
Nov–Dec 2001 2-Month	33.0°F (0.6°C)	31.4°F (-0.3°C)	1.6°F (0.9°C)	93rd Coolest	Coolest since: 2000	1985
	33.0°F (0.6°C)	31.4°F (-0.3°C)	1.6°F (0.9°C)	36th Warmest	Warmest since: 1999	1917
	Ties: 1997
Oct–Dec 2001 3-Month	37.3°F (2.9°C)	36.2°F (2.3°C)	1.1°F (0.6°C)	94th Coolest	Coolest since: 2000	1985
	37.3°F (2.9°C)	36.2°F (2.3°C)	1.1°F (0.6°C)	35th Warmest	Warmest since: 1999	1917
	Ties: 1976, 1981
Sep–Dec 2001 4-Month	42.8°F (6.0°C)	41.0°F (5.0°C)	1.8°F (1.0°C)	109th Coolest	Coolest since: 2000	1985
	42.8°F (6.0°C)	41.0°F (5.0°C)	1.8°F (1.0°C)	20th Warmest	Warmest since: 1999	1917
	Ties: 1958, 1974, 1988
Aug–Dec 2001 5-Month	47.6°F (8.7°C)	45.4°F (7.4°C)	2.2°F (1.3°C)	121st Coolest	Coolest since: 2000	1985
	47.6°F (8.7°C)	45.4°F (7.4°C)	2.2°F (1.3°C)	8th Warmest	Warmest since: 1999	1917, 2014
	Ties: 1958, 2022
Jul–Dec 2001 6-Month	50.4°F (10.2°C)	48.6°F (9.2°C)	1.8°F (1.0°C)	113th Coolest	Coolest since: 2000	1985
	50.4°F (10.2°C)	48.6°F (9.2°C)	1.8°F (1.0°C)	16th Warmest	Warmest since: 1999	2014
	Ties: 1933, 1999
Jun–Dec 2001 7-Month	51.2°F (10.7°C)	49.7°F (9.8°C)	1.5°F (0.9°C)	109th Coolest	Coolest since: 2000	1916
	51.2°F (10.7°C)	49.7°F (9.8°C)	1.5°F (0.9°C)	20th Warmest	Warmest since: 1998	2021
	Ties: 1979, 2002, 2018
May–Dec 2001 8-Month	51.4°F (10.8°C)	49.7°F (9.8°C)	1.7°F (1.0°C)	116th Coolest	Coolest since: 2000	1916
	51.4°F (10.8°C)	49.7°F (9.8°C)	1.7°F (1.0°C)	13th Warmest	Warmest since: 1987	2021
	Ties: 1987, 2006, 2012
Apr–Dec 2001 9-Month	50.3°F (10.2°C)	49.0°F (9.4°C)	1.3°F (0.8°C)	109th Coolest	Coolest since: 2000	1916
	50.3°F (10.2°C)	49.0°F (9.4°C)	1.3°F (0.8°C)	20th Warmest	Warmest since: 1998	2021
	Ties: 1937, 1992
Mar–Dec 2001 10-Month	49.2°F (9.6°C)	47.7°F (8.7°C)	1.5°F (0.9°C)	112th Coolest	Coolest since: 2000	1916
	49.2°F (9.6°C)	47.7°F (8.7°C)	1.5°F (0.9°C)	17th Warmest	Warmest since: 1992	2015
	Ties: 1988, 2007
Feb–Dec 2001 11-Month	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	106th Coolest	Coolest since: 2000	1955
	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	23rd Warmest	Warmest since: 1998	2015
	Ties: 1941, 1986, 1994
Jan–Dec 2001 12-Month	45.8°F (7.7°C)	44.5°F (6.9°C)	1.3°F (0.8°C)	105th Coolest	Coolest since: 2000	1916
	45.8°F (7.7°C)	44.5°F (6.9°C)	1.3°F (0.8°C)	24th Warmest	Warmest since: 1998	2015
	Ties: 1925, 1941, 1953, 1967, 1995, 2017, 2022
Jul 2000–Dec 2001 18-Month	46.5°F (8.1°C)	45.8°F (7.7°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1996	1985
	46.5°F (8.1°C)	45.8°F (7.7°C)	0.7°F (0.4°C)	42nd Warmest	Warmest since: 2000	2015
	Ties: 1959, 1966, 1991, 2009
Jan 2000–Dec 2001 24-Month	45.5°F (7.5°C)	44.4°F (6.9°C)	1.1°F (0.6°C)	99th Coolest	Coolest since: 2000	1917
	45.5°F (7.5°C)	44.4°F (6.9°C)	1.1°F (0.6°C)	29th Warmest	Warmest since: 1999	2015
	Ties: 1967, 2002
Jan 1999–Dec 2001 36-Month	45.5°F (7.5°C)	44.5°F (6.9°C)	1.0°F (0.6°C)	105th Coolest	Coolest since: 1998	1913
	45.5°F (7.5°C)	44.5°F (6.9°C)	1.0°F (0.6°C)	22nd Warmest	Warmest since: 2000	2016
	Ties: 1936, 1994, 1996, 1998, 2008
Jan 1998–Dec 2001 48-Month	45.7°F (7.6°C)	44.4°F (6.9°C)	1.3°F (0.7°C)	110th Coolest	Coolest since: 2000	1913, 1914, 1919
	45.7°F (7.6°C)	44.4°F (6.9°C)	1.3°F (0.7°C)	16th Warmest	Warmest since: 1989	2016, 2017
	Ties: 1989
Jan 1997–Dec 2001 60-Month	45.6°F (7.6°C)	44.4°F (6.9°C)	1.2°F (0.7°C)	106th Coolest	Coolest since: 2000	1913
	45.6°F (7.6°C)	44.4°F (6.9°C)	1.2°F (0.7°C)	19th Warmest	Warmest since: 1998	2018
	Ties: 2002

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings