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 1931

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1931 1-Month	28.8°F (-1.8°C)	26.2°F (-3.2°C)	2.6°F (1.4°C)	82nd Coolest	Coolest since: 1930	1937, 1949
January 1931 1-Month	28.8°F (-1.8°C)	26.2°F (-3.2°C)	2.6°F (1.4°C)	47th Warmest	Warmest since: 1925	1953
Dec 1930–Jan 1931 2-Month	26.6°F (-3.0°C)	27.1°F (-2.7°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1930	1949
	26.6°F (-3.0°C)	27.1°F (-2.7°C)	-0.5°F (-0.3°C)	87th Warmest	Warmest since: 1927	1934
	Ties: 1912, 1923
Nov 1930–Jan 1931 3-Month	28.3°F (-2.1°C)	29.6°F (-1.3°C)	-1.3°F (-0.8°C)	24th Coolest	Coolest since: 1930	1949
	28.3°F (-2.1°C)	29.6°F (-1.3°C)	-1.3°F (-0.8°C)	104th Warmest	Warmest since: 1928	1934
	Ties: 1923, 1950, 1960, 1969, 1972
Oct 1930–Jan 1931 4-Month	32.1°F (0.1°C)	33.7°F (0.9°C)	-1.6°F (-0.8°C)	24th Coolest	Coolest since: 1930	1949
	32.1°F (0.1°C)	33.7°F (0.9°C)	-1.6°F (-0.8°C)	104th Warmest	Warmest since: 1928	1934
	Ties: 1906, 1915, 1973, 1993
Sep 1930–Jan 1931 5-Month	36.8°F (2.7°C)	38.1°F (3.4°C)	-1.3°F (-0.7°C)	25th Coolest	Coolest since: 1930	1949
	36.8°F (2.7°C)	38.1°F (3.4°C)	-1.3°F (-0.7°C)	103rd Warmest	Warmest since: 1928	2015
	Ties: 1950, 1993
Aug 1930–Jan 1931 6-Month	41.5°F (5.3°C)	42.2°F (5.7°C)	-0.7°F (-0.4°C)	33rd Coolest	Coolest since: 1930	1949
Aug 1930–Jan 1931 6-Month	41.5°F (5.3°C)	42.2°F (5.7°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 1928	2015
Jul 1930–Jan 1931 7-Month	44.9°F (7.2°C)	45.4°F (7.4°C)	-0.5°F (-0.2°C)	39th Coolest	Coolest since: 1930	1949
	44.9°F (7.2°C)	45.4°F (7.4°C)	-0.5°F (-0.2°C)	89th Warmest	Warmest since: 1928	2015
	Ties: 1928, 1936, 1955
Jun 1930–Jan 1931 8-Month	46.2°F (7.9°C)	46.8°F (8.2°C)	-0.6°F (-0.3°C)	35th Coolest	Coolest since: 1930	1949
	46.2°F (7.9°C)	46.8°F (8.2°C)	-0.6°F (-0.3°C)	93rd Warmest	Warmest since: 1928	2022
	Ties: 1933
May 1930–Jan 1931 9-Month	46.4°F (8.0°C)	47.1°F (8.4°C)	-0.7°F (-0.4°C)	25th Coolest	Coolest since: 1930	1917
	46.4°F (8.0°C)	47.1°F (8.4°C)	-0.7°F (-0.4°C)	103rd Warmest	Warmest since: 1928	2015
	Ties: 1897, 1899, 1947
Apr 1930–Jan 1931 10-Month	46.5°F (8.1°C)	46.7°F (8.2°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1930	1917, 1949
	46.5°F (8.1°C)	46.7°F (8.2°C)	-0.2°F (-0.1°C)	84th Warmest	Warmest since: 1927	2015
	Ties: 1932, 1937, 1946, 1962
Mar 1930–Jan 1931 11-Month	45.7°F (7.6°C)	45.8°F (7.7°C)	-0.1°F (-0.1°C)	58th Coolest	Coolest since: 1930	1949
	45.7°F (7.6°C)	45.8°F (7.7°C)	-0.1°F (-0.1°C)	70th Warmest	Warmest since: 1927	2016
	Ties: 1945, 1966, 2012
Feb 1930–Jan 1931 12-Month	44.7°F (7.1°C)	44.4°F (6.9°C)	0.3°F (0.2°C)	63rd Coolest	Coolest since: 1930	1949
	44.7°F (7.1°C)	44.4°F (6.9°C)	0.3°F (0.2°C)	65th Warmest	Warmest since: 1927	2016
	Ties: 1908
Aug 1929–Jan 1931 18-Month	43.4°F (6.3°C)	43.7°F (6.5°C)	-0.3°F (-0.2°C)	39th Coolest	Coolest since: 1930	1917
	43.4°F (6.3°C)	43.7°F (6.5°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1927	2016
	Ties: 1902, 1909, 1932, 1952, 1958, 1970, 1977
Feb 1929–Jan 1931 24-Month	43.6°F (6.4°C)	44.5°F (6.9°C)	-0.9°F (-0.5°C)	17th Coolest	Coolest since: 1930	1913, 1950, 1957
	43.6°F (6.4°C)	44.5°F (6.9°C)	-0.9°F (-0.5°C)	110th Warmest	Warmest since: 1929	2016
	Ties: 1897, 1900, 1922
Feb 1928–Jan 1931 36-Month	43.6°F (6.4°C)	44.4°F (6.9°C)	-0.8°F (-0.5°C)	15th Coolest	Coolest since: 1930	1914
	43.6°F (6.4°C)	44.4°F (6.9°C)	-0.8°F (-0.5°C)	111th Warmest	Warmest since: 1929	2017
	Ties: 1898, 1900, 1904, 1919, 1950
Feb 1927–Jan 1931 48-Month	43.7°F (6.5°C)	44.5°F (6.9°C)	-0.8°F (-0.4°C)	15th Coolest	Coolest since: 1925	1915
	43.7°F (6.5°C)	44.5°F (6.9°C)	-0.8°F (-0.4°C)	110th Warmest	Warmest since: 1930	2018
	Ties: 1899, 1900, 1925, 1950
Feb 1926–Jan 1931 60-Month	44.1°F (6.7°C)	44.4°F (6.9°C)	-0.3°F (-0.2°C)	36th Coolest	Coolest since: 1926	1917
	44.1°F (6.7°C)	44.4°F (6.9°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1930	2018, 2019
	Ties: 1905, 1911, 1926

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