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, January 2011

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 2011 1-Month	29.3°F (-1.5°C)	26.2°F (-3.2°C)	3.1°F (1.7°C)	91st Coolest	Coolest since: 2009	1937, 1949
	29.3°F (-1.5°C)	26.2°F (-3.2°C)	3.1°F (1.7°C)	38th Warmest	Warmest since: 2010	1953
	Ties: 1896, 2009
Dec 2010–Jan 2011 2-Month	29.6°F (-1.3°C)	27.1°F (-2.7°C)	2.5°F (1.4°C)	95th Coolest	Coolest since: 2010	1949
	29.6°F (-1.3°C)	27.1°F (-2.7°C)	2.5°F (1.4°C)	33rd Warmest	Warmest since: 2006	1934
	Ties: 1954, 2012, 2016
Nov 2010–Jan 2011 3-Month	30.8°F (-0.7°C)	29.6°F (-1.3°C)	1.2°F (0.6°C)	81st Coolest	Coolest since: 2008	1949
	30.8°F (-0.7°C)	29.6°F (-1.3°C)	1.2°F (0.6°C)	47th Warmest	Warmest since: 2010	1934
	Ties: 1902, 2016
Oct 2010–Jan 2011 4-Month	35.2°F (1.8°C)	33.7°F (0.9°C)	1.5°F (0.9°C)	96th Coolest	Coolest since: 2010	1949
	35.2°F (1.8°C)	33.7°F (0.9°C)	1.5°F (0.9°C)	32nd Warmest	Warmest since: 2006	1934
	Ties: 1978, 1994
Sep 2010–Jan 2011 5-Month	39.5°F (4.2°C)	38.1°F (3.4°C)	1.4°F (0.8°C)	91st Coolest	Coolest since: 2010	1949
	39.5°F (4.2°C)	38.1°F (3.4°C)	1.4°F (0.8°C)	37th Warmest	Warmest since: 2009	2015
	Ties: 1935, 1941, 1994, 2009
Aug 2010–Jan 2011 6-Month	43.4°F (6.3°C)	42.3°F (5.7°C)	1.1°F (0.6°C)	86th Coolest	Coolest since: 2010	1949
	43.4°F (6.3°C)	42.3°F (5.7°C)	1.1°F (0.6°C)	42nd Warmest	Warmest since: 2009	2015
	Ties: 1939, 1978
Jul 2010–Jan 2011 7-Month	46.3°F (7.9°C)	45.4°F (7.4°C)	0.9°F (0.5°C)	84th Coolest	Coolest since: 2008	1949
	46.3°F (7.9°C)	45.4°F (7.4°C)	0.9°F (0.5°C)	44th Warmest	Warmest since: 2010	2015
	Ties: 1961, 1975
Jun 2010–Jan 2011 8-Month	47.4°F (8.6°C)	46.8°F (8.2°C)	0.6°F (0.4°C)	77th Coolest	Coolest since: 2001	1949
	47.4°F (8.6°C)	46.8°F (8.2°C)	0.6°F (0.4°C)	51st Warmest	Warmest since: 2010	2022
	Ties: 1923, 1970
May 2010–Jan 2011 9-Month	47.3°F (8.5°C)	47.2°F (8.4°C)	0.1°F (0.1°C)	60th Coolest	Coolest since: 2001	1917
	47.3°F (8.5°C)	47.2°F (8.4°C)	0.1°F (0.1°C)	68th Warmest	Warmest since: 2010	2015
	Ties: 1966, 1971, 2001
Apr 2010–Jan 2011 10-Month	46.7°F (8.2°C)	46.7°F (8.2°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1994	1917, 1949
	46.7°F (8.2°C)	46.7°F (8.2°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 2010	2015
	Ties: 1898, 1908, 1943, 1994, 2012
Mar 2010–Jan 2011 11-Month	45.9°F (7.7°C)	45.7°F (7.6°C)	0.2°F (0.1°C)	64th Coolest	Coolest since: 1994	1949
	45.9°F (7.7°C)	45.7°F (7.6°C)	0.2°F (0.1°C)	64th Warmest	Warmest since: 2010	2016
	Ties: 1918, 1994
Feb 2010–Jan 2011 12-Month	44.9°F (7.2°C)	44.4°F (6.9°C)	0.5°F (0.3°C)	77th Coolest	Coolest since: 2009	1949
	44.9°F (7.2°C)	44.4°F (6.9°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 2010	2016
	Ties: 1901, 1905, 1911, 1958, 1974, 2020
Aug 2009–Jan 2011 18-Month	44.4°F (6.9°C)	43.7°F (6.5°C)	0.7°F (0.4°C)	82nd Coolest	Coolest since: 2009	1917
	44.4°F (6.9°C)	43.7°F (6.5°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 2010	2016
	Ties: 1997
Feb 2009–Jan 2011 24-Month	45.1°F (7.3°C)	44.5°F (6.9°C)	0.6°F (0.4°C)	85th Coolest	Coolest since: 2010	1913, 1950, 1957
	45.1°F (7.3°C)	44.5°F (6.9°C)	0.6°F (0.4°C)	42nd Warmest	Warmest since: 2009	2016
	Ties: 1954, 1967, 2013
Feb 2008–Jan 2011 36-Month	45.0°F (7.2°C)	44.4°F (6.9°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1988	1914
	45.0°F (7.2°C)	44.4°F (6.9°C)	0.6°F (0.3°C)	45th Warmest	Warmest since: 2010	2017
	Ties: 2013
Feb 2007–Jan 2011 48-Month	45.2°F (7.3°C)	44.4°F (6.9°C)	0.8°F (0.4°C)	92nd Coolest	Coolest since: 1997	1915
	45.2°F (7.3°C)	44.4°F (6.9°C)	0.8°F (0.4°C)	33rd Warmest	Warmest since: 2010	2018
	Ties: 1989
Feb 2006–Jan 2011 60-Month	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	95th Coolest	Coolest since: 1998	1917
	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 2010	2018, 2019
	Ties: 1941, 1994, 2014

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings