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 1949

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1949 1-Month	28.0°F (-2.2°C)	28.1°F (-2.2°C)	-0.1°F (0.0°C)	57th Coolest	Coolest since: 1948	1990
	28.0°F (-2.2°C)	28.1°F (-2.2°C)	-0.1°F (0.0°C)	72nd Warmest	Warmest since: 1947	1917
	Ties: 1902, 1955
Nov–Dec 1949 2-Month	34.1°F (1.2°C)	31.3°F (-0.4°C)	2.8°F (1.6°C)	115th Coolest	Coolest since: 1948	1985
	34.1°F (1.2°C)	31.3°F (-0.4°C)	2.8°F (1.6°C)	14th Warmest	Warmest since: 1939	1917
	Ties: 1958, 1981
Oct–Dec 1949 3-Month	36.6°F (2.6°C)	36.2°F (2.3°C)	0.4°F (0.3°C)	72nd Coolest	Coolest since: 1948	1985
	36.6°F (2.6°C)	36.2°F (2.3°C)	0.4°F (0.3°C)	57th Warmest	Warmest since: 1947	1917
	Ties: 1899, 1944, 2017
Sep–Dec 1949 4-Month	41.8°F (5.4°C)	41.1°F (5.1°C)	0.7°F (0.3°C)	79th Coolest	Coolest since: 1948	1985
	41.8°F (5.4°C)	41.1°F (5.1°C)	0.7°F (0.3°C)	50th Warmest	Warmest since: 1947	1917
	Ties: 1910, 1918, 1944, 1965, 1973, 2018
Aug–Dec 1949 5-Month	46.1°F (7.8°C)	45.5°F (7.5°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1948	1985
	46.1°F (7.8°C)	45.5°F (7.5°C)	0.6°F (0.3°C)	48th Warmest	Warmest since: 1943	1917, 2014
	Ties: 1929
Jul–Dec 1949 6-Month	48.9°F (9.4°C)	48.6°F (9.2°C)	0.3°F (0.2°C)	62nd Coolest	Coolest since: 1948	1985
	48.9°F (9.4°C)	48.6°F (9.2°C)	0.3°F (0.2°C)	67th Warmest	Warmest since: 1947	2014
	Ties: 1947, 1965, 1990
Jun–Dec 1949 7-Month	50.0°F (10.0°C)	49.7°F (9.8°C)	0.3°F (0.2°C)	58th Coolest	Coolest since: 1948	1916
	50.0°F (10.0°C)	49.7°F (9.8°C)	0.3°F (0.2°C)	71st Warmest	Warmest since: 1942	2021
	Ties: 1922, 1929, 1965, 1969, 1980, 1990, 2005, 2010
May–Dec 1949 8-Month	50.4°F (10.2°C)	49.8°F (9.9°C)	0.6°F (0.3°C)	85th Coolest	Coolest since: 1948	1916
	50.4°F (10.2°C)	49.8°F (9.9°C)	0.6°F (0.3°C)	44th Warmest	Warmest since: 1940	2021
	Ties: 1950, 1969, 1986, 1991, 1995
Apr–Dec 1949 9-Month	49.9°F (9.9°C)	49.0°F (9.4°C)	0.9°F (0.5°C)	97th Coolest	Coolest since: 1948	1916
	49.9°F (9.9°C)	49.0°F (9.4°C)	0.9°F (0.5°C)	32nd Warmest	Warmest since: 1940	2021
	Ties: 1925, 1966
Mar–Dec 1949 10-Month	48.4°F (9.1°C)	47.6°F (8.7°C)	0.8°F (0.4°C)	91st Coolest	Coolest since: 1948	1916
	48.4°F (9.1°C)	47.6°F (8.7°C)	0.8°F (0.4°C)	38th Warmest	Warmest since: 1947	2015
	Ties: 1990, 2002, 2005
Feb–Dec 1949 11-Month	46.4°F (8.0°C)	46.2°F (7.9°C)	0.2°F (0.1°C)	74th Coolest	Coolest since: 1948	1955
	46.4°F (8.0°C)	46.2°F (7.9°C)	0.2°F (0.1°C)	55th Warmest	Warmest since: 1947	2015
	Ties: 1906, 1962, 2010
Jan–Dec 1949 12-Month	43.4°F (6.3°C)	44.4°F (6.9°C)	-1.0°F (-0.6°C)	19th Coolest	Coolest since: 1948	1916
	43.4°F (6.3°C)	44.4°F (6.9°C)	-1.0°F (-0.6°C)	110th Warmest	Warmest since: 1947	2015
	Ties: 1975, 1984
Jul 1948–Dec 1949 18-Month	44.3°F (6.8°C)	45.8°F (7.7°C)	-1.5°F (-0.9°C)	7th Coolest	Coolest since: 1922	1985
	44.3°F (6.8°C)	45.8°F (7.7°C)	-1.5°F (-0.9°C)	121st Warmest	Warmest since: 1948	2015
	Ties: 1922
Jan 1948–Dec 1949 24-Month	43.1°F (6.2°C)	44.4°F (6.9°C)	-1.3°F (-0.7°C)	6th Coolest	Coolest since: 1930	1917
	43.1°F (6.2°C)	44.4°F (6.9°C)	-1.3°F (-0.7°C)	122nd Warmest	Warmest since: 1948	2015
	Ties: 1930
Jan 1947–Dec 1949 36-Month	43.8°F (6.6°C)	44.4°F (6.9°C)	-0.6°F (-0.3°C)	24th Coolest	Coolest since: 1931	1913
	43.8°F (6.6°C)	44.4°F (6.9°C)	-0.6°F (-0.3°C)	103rd Warmest	Warmest since: 1948	2016
	Ties: 1898, 1904, 1952, 1986
Jan 1946–Dec 1949 48-Month	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	28th Coolest	Coolest since: 1933	1913, 1914, 1919
	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	98th Warmest	Warmest since: 1948	2016, 2017
	Ties: 1901, 1902, 1903, 1909, 1910, 1921, 1925, 1956
Jan 1945–Dec 1949 60-Month	44.1°F (6.7°C)	44.5°F (6.9°C)	-0.4°F (-0.2°C)	33rd Coolest	Coolest since: 1933	1913
	44.1°F (6.7°C)	44.5°F (6.9°C)	-0.4°F (-0.2°C)	92nd Warmest	Warmest since: 1948	2018
	Ties: 1906, 1910, 1925, 1930, 1953

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings