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 1970

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1970 1-Month	26.7°F (-2.9°C)	28.1°F (-2.2°C)	-1.4°F (-0.7°C)	34th Coolest	Coolest since: 1968	1990
December 1970 1-Month	26.7°F (-2.9°C)	28.1°F (-2.2°C)	-1.4°F (-0.7°C)	95th Warmest	Warmest since: 1969	1917
Nov–Dec 1970 2-Month	31.1°F (-0.5°C)	31.3°F (-0.4°C)	-0.2°F (-0.1°C)	54th Coolest	Coolest since: 1968	1985
	31.1°F (-0.5°C)	31.3°F (-0.4°C)	-0.2°F (-0.1°C)	75th Warmest	Warmest since: 1969	1917
	Ties: 2015
Oct–Dec 1970 3-Month	35.0°F (1.7°C)	36.2°F (2.3°C)	-1.2°F (-0.6°C)	29th Coolest	Coolest since: 1961	1985
	35.0°F (1.7°C)	36.2°F (2.3°C)	-1.2°F (-0.6°C)	100th Warmest	Warmest since: 1969	1917
	Ties: 1928
Sep–Dec 1970 4-Month	39.2°F (4.0°C)	41.1°F (5.1°C)	-1.9°F (-1.1°C)	16th Coolest	Coolest since: 1961	1985
	39.2°F (4.0°C)	41.1°F (5.1°C)	-1.9°F (-1.1°C)	113th Warmest	Warmest since: 1969	1917
	Ties: 1905, 1914
Aug–Dec 1970 5-Month	44.2°F (6.8°C)	45.4°F (7.4°C)	-1.2°F (-0.6°C)	18th Coolest	Coolest since: 1951	1985
Aug–Dec 1970 5-Month	44.2°F (6.8°C)	45.4°F (7.4°C)	-1.2°F (-0.6°C)	111th Warmest	Warmest since: 1969	1917, 2014
Jul–Dec 1970 6-Month	47.8°F (8.8°C)	48.7°F (9.3°C)	-0.9°F (-0.5°C)	29th Coolest	Coolest since: 1964	1985
	47.8°F (8.8°C)	48.7°F (9.3°C)	-0.9°F (-0.5°C)	100th Warmest	Warmest since: 1969	2014
	Ties: 1927, 1931, 1935
Jun–Dec 1970 7-Month	49.5°F (9.7°C)	49.8°F (9.9°C)	-0.3°F (-0.2°C)	43rd Coolest	Coolest since: 1968	1916
	49.5°F (9.7°C)	49.8°F (9.9°C)	-0.3°F (-0.2°C)	86th Warmest	Warmest since: 1969	2021
	Ties: 1896, 1900, 1907, 1945
May–Dec 1970 8-Month	49.5°F (9.7°C)	49.8°F (9.9°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1968	1916
	49.5°F (9.7°C)	49.8°F (9.9°C)	-0.3°F (-0.2°C)	89th Warmest	Warmest since: 1969	2021
	Ties: 1921, 1943, 2010
Apr–Dec 1970 9-Month	48.2°F (9.0°C)	49.0°F (9.4°C)	-0.8°F (-0.4°C)	27th Coolest	Coolest since: 1968	1916
	48.2°F (9.0°C)	49.0°F (9.4°C)	-0.8°F (-0.4°C)	102nd Warmest	Warmest since: 1969	2021
	Ties: 1898, 1908, 1935, 1968
Mar–Dec 1970 10-Month	46.9°F (8.3°C)	47.7°F (8.7°C)	-0.8°F (-0.4°C)	28th Coolest	Coolest since: 1964	1916
	46.9°F (8.3°C)	47.7°F (8.7°C)	-0.8°F (-0.4°C)	101st Warmest	Warmest since: 1969	2015
	Ties: 1908, 1954
Feb–Dec 1970 11-Month	45.8°F (7.7°C)	46.1°F (7.8°C)	-0.3°F (-0.1°C)	41st Coolest	Coolest since: 1964	1955
	45.8°F (7.7°C)	46.1°F (7.8°C)	-0.3°F (-0.1°C)	88th Warmest	Warmest since: 1969	2015
	Ties: 1914, 1933, 1944, 1945, 1954
Jan–Dec 1970 12-Month	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1969	1916
	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1968	2015
	Ties: 1921, 1928, 1946, 1959, 1962, 2008
Jul 1969–Dec 1970 18-Month	45.8°F (7.7°C)	45.8°F (7.7°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1969	1985
	45.8°F (7.7°C)	45.8°F (7.7°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1968	2015
	Ties: 1906, 1915, 1935, 1944, 1946, 1976, 1978, 2011
Jan 1969–Dec 1970 24-Month	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	55th Coolest	Coolest since: 1969	1917
	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	73rd Warmest	Warmest since: 1969	2015
	Ties: 1906, 1946, 1969, 1973, 1979
Jan 1968–Dec 1970 36-Month	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1966	1913
	44.4°F (6.9°C)	44.4°F (6.9°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1969	2016
	Ties: 1902, 1953, 1975, 1978
Jan 1967–Dec 1970 48-Month	44.8°F (7.1°C)	44.5°F (6.9°C)	0.3°F (0.2°C)	77th Coolest	Coolest since: 1967	1913, 1914, 1919
	44.8°F (7.1°C)	44.5°F (6.9°C)	0.3°F (0.2°C)	49th Warmest	Warmest since: 1969	2016, 2017
	Ties: 1927, 1935, 1960, 1963
Jan 1966–Dec 1970 60-Month	44.9°F (7.2°C)	44.4°F (6.9°C)	0.5°F (0.3°C)	84th Coolest	Coolest since: 1969	1913
	44.9°F (7.2°C)	44.4°F (6.9°C)	0.5°F (0.3°C)	41st Warmest	Warmest since: 1969	2018
	Ties: 1937, 1944, 1961, 1969, 1981

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings