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 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1939 1-Month	30.3°F (-0.9°C)	26.2°F (-3.2°C)	4.1°F (2.3°C)	103rd Coolest	Coolest since: 1938	1937, 1949
January 1939 1-Month	30.3°F (-0.9°C)	26.2°F (-3.2°C)	4.1°F (2.3°C)	26th Warmest	Warmest since: 1934	1953
Dec 1938–Jan 1939 2-Month	30.2°F (-1.0°C)	27.1°F (-2.7°C)	3.1°F (1.7°C)	107th Coolest	Coolest since: 1937	1949
	30.2°F (-1.0°C)	27.1°F (-2.7°C)	3.1°F (1.7°C)	21st Warmest	Warmest since: 1938	1934
	Ties: 1941, 1983, 2019
Nov 1938–Jan 1939 3-Month	30.4°F (-0.9°C)	29.6°F (-1.3°C)	0.8°F (0.4°C)	70th Coolest	Coolest since: 1937	1949
	30.4°F (-0.9°C)	29.6°F (-1.3°C)	0.8°F (0.4°C)	58th Warmest	Warmest since: 1938	1934
	Ties: 1921, 1941, 1971
Oct 1938–Jan 1939 4-Month	34.5°F (1.4°C)	33.7°F (0.9°C)	0.8°F (0.5°C)	75th Coolest	Coolest since: 1937	1949
	34.5°F (1.4°C)	33.7°F (0.9°C)	0.8°F (0.5°C)	53rd Warmest	Warmest since: 1938	1934
	Ties: 1958, 2014
Sep 1938–Jan 1939 5-Month	39.7°F (4.3°C)	38.0°F (3.3°C)	1.7°F (1.0°C)	100th Coolest	Coolest since: 1937	1949
	39.7°F (4.3°C)	38.0°F (3.3°C)	1.7°F (1.0°C)	28th Warmest	Warmest since: 1938	2015
	Ties: 1900, 1908, 1951, 2013, 2019
Aug 1938–Jan 1939 6-Month	43.4°F (6.3°C)	42.2°F (5.7°C)	1.2°F (0.6°C)	86th Coolest	Coolest since: 1937	1949
	43.4°F (6.3°C)	42.2°F (5.7°C)	1.2°F (0.6°C)	42nd Warmest	Warmest since: 1938	2015
	Ties: 1978, 2011
Jul 1938–Jan 1939 7-Month	46.6°F (8.1°C)	45.4°F (7.4°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1937	1949
	46.6°F (8.1°C)	45.4°F (7.4°C)	1.2°F (0.7°C)	35th Warmest	Warmest since: 1938	2015
	Ties: 1964, 2010
Jun 1938–Jan 1939 8-Month	48.1°F (8.9°C)	46.8°F (8.2°C)	1.3°F (0.7°C)	101st Coolest	Coolest since: 1937	1949
	48.1°F (8.9°C)	46.8°F (8.2°C)	1.3°F (0.7°C)	27th Warmest	Warmest since: 1938	2022
	Ties: 1935, 1975, 2007
May 1938–Jan 1939 9-Month	48.3°F (9.1°C)	47.1°F (8.4°C)	1.2°F (0.7°C)	97th Coolest	Coolest since: 1937	1917
	48.3°F (9.1°C)	47.1°F (8.4°C)	1.2°F (0.7°C)	31st Warmest	Warmest since: 1938	2015
	Ties: 1992, 2010
Apr 1938–Jan 1939 10-Month	47.8°F (8.8°C)	46.7°F (8.2°C)	1.1°F (0.6°C)	98th Coolest	Coolest since: 1937	1917, 1949
	47.8°F (8.8°C)	46.7°F (8.2°C)	1.1°F (0.6°C)	30th Warmest	Warmest since: 1938	2015
	Ties: 1905, 1981
Mar 1938–Jan 1939 11-Month	46.7°F (8.2°C)	45.8°F (7.7°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 1937	1949
	46.7°F (8.2°C)	45.8°F (7.7°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 1938	2016
	Ties: 1981
Feb 1938–Jan 1939 12-Month	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	91st Coolest	Coolest since: 1938	1949
	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	37th Warmest	Warmest since: 1938	2016
	Ties: 1938, 1968, 1982, 2001
Aug 1937–Jan 1939 18-Month	45.0°F (7.2°C)	43.7°F (6.5°C)	1.3°F (0.7°C)	104th Coolest	Coolest since: 1938	1917
	45.0°F (7.2°C)	43.7°F (6.5°C)	1.3°F (0.7°C)	23rd Warmest	Warmest since: 1935	2016
	Ties: 1940, 2000
Feb 1937–Jan 1939 24-Month	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	91st Coolest	Coolest since: 1938	1913, 1950, 1957
	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1936	2016
	Ties: 1960, 1994
Feb 1936–Jan 1939 36-Month	44.6°F (7.0°C)	44.4°F (6.9°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1938	1914
	44.6°F (7.0°C)	44.4°F (6.9°C)	0.2°F (0.1°C)	56th Warmest	Warmest since: 1937	2017
	Ties: 1948, 1963, 1976, 1980, 1981
Feb 1935–Jan 1939 48-Month	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	50th Coolest	Coolest since: 1934	1915
	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1938	2018
	Ties: 1934, 1955, 1963, 1966, 1975, 1976, 1977, 1980, 1988
Feb 1934–Jan 1939 60-Month	45.0°F (7.2°C)	44.4°F (6.9°C)	0.6°F (0.3°C)	88th Coolest	Coolest since: 1938	1917
	45.0°F (7.2°C)	44.4°F (6.9°C)	0.6°F (0.3°C)	36th Warmest	Warmest since: 1935	2018, 2019
	Ties: 1935, 1962, 2012, 2013

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