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 1897

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1897 1-Month	28.1°F (-2.2°C)	28.1°F (-2.2°C)	0.0°F (0.0°C)	60th Coolest	Coolest since: 1895	1990
	28.1°F (-2.2°C)	28.1°F (-2.2°C)	0.0°F (0.0°C)	69th Warmest	Warmest since: 1896	1917
	Ties: 1915
Nov–Dec 1897 2-Month	31.0°F (-0.6°C)	31.3°F (-0.4°C)	-0.3°F (-0.2°C)	51st Coolest	Coolest since: 1896	1985
	31.0°F (-0.6°C)	31.3°F (-0.4°C)	-0.3°F (-0.2°C)	78th Warmest	Warmest to Date	1917
	Ties: 1960, 2003
Oct–Dec 1897 3-Month	35.7°F (2.1°C)	36.1°F (2.3°C)	-0.4°F (-0.2°C)	43rd Coolest	Coolest since: 1896	1985
Oct–Dec 1897 3-Month	35.7°F (2.1°C)	36.1°F (2.3°C)	-0.4°F (-0.2°C)	86th Warmest	Warmest to Date	1917
Sep–Dec 1897 4-Month	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	37th Coolest	Coolest since: 1896	1985
	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	92nd Warmest	Warmest to Date	1917
	Ties: 1903, 1915, 1920, 1932, 1968
Aug–Dec 1897 5-Month	45.4°F (7.4°C)	45.4°F (7.4°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 1896	1985
	45.4°F (7.4°C)	45.4°F (7.4°C)	0.0°F (0.0°C)	77th Warmest	Warmest to Date	1917, 2014
	Ties: 1910, 1945, 1990
Jul–Dec 1897 6-Month	48.0°F (8.9°C)	48.6°F (9.2°C)	-0.6°F (-0.3°C)	36th Coolest	Coolest since: 1895	1985
	48.0°F (8.9°C)	48.6°F (9.2°C)	-0.6°F (-0.3°C)	93rd Warmest	Warmest since: 1896	2014
	Ties: 1899, 1928, 1959
Jun–Dec 1897 7-Month	49.1°F (9.5°C)	49.7°F (9.8°C)	-0.6°F (-0.3°C)	31st Coolest	Coolest since: 1895	1916
	49.1°F (9.5°C)	49.7°F (9.8°C)	-0.6°F (-0.3°C)	98th Warmest	Warmest since: 1896	2021
	Ties: 1908, 1932, 1935
May–Dec 1897 8-Month	49.9°F (9.9°C)	49.8°F (9.9°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 1896	1916
	49.9°F (9.9°C)	49.8°F (9.9°C)	0.1°F (0.0°C)	71st Warmest	Warmest to Date	2021
	Ties: 1923
Apr–Dec 1897 9-Month	49.3°F (9.6°C)	49.0°F (9.4°C)	0.3°F (0.2°C)	64th Coolest	Coolest since: 1896	1916
	49.3°F (9.6°C)	49.0°F (9.4°C)	0.3°F (0.2°C)	65th Warmest	Warmest to Date	2021
	Ties: 1953, 1957, 2000
Mar–Dec 1897 10-Month	47.2°F (8.4°C)	47.6°F (8.7°C)	-0.4°F (-0.3°C)	35th Coolest	Coolest since: 1896	1916
	47.2°F (8.4°C)	47.6°F (8.7°C)	-0.4°F (-0.3°C)	94th Warmest	Warmest to Date	2015
	Ties: 1959, 1972, 1976, 2011
Feb–Dec 1897 11-Month	45.6°F (7.6°C)	46.1°F (7.8°C)	-0.5°F (-0.2°C)	36th Coolest	Coolest since: 1896	1955
	45.6°F (7.6°C)	46.1°F (7.8°C)	-0.5°F (-0.2°C)	93rd Warmest	Warmest to Date	2015
	Ties: 1976
Jan–Dec 1897 12-Month	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	36th Coolest	Coolest since: 1896	1916
	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	93rd Warmest	Warmest since: 1896	2015
	Ties: 1896, 1905, 1907, 1908, 1923, 1942, 1944, 1972
Jul 1896–Dec 1897 18-Month	45.4°F (7.4°C)	45.9°F (7.7°C)	-0.5°F (-0.3°C)	32nd Coolest	Coolest since: 1896	1985
	45.4°F (7.4°C)	45.9°F (7.7°C)	-0.5°F (-0.3°C)	96th Warmest	Warmest to Date	2015
	Ties: 1901, 1923, 1950, 1982
Jan 1896–Dec 1897 24-Month	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	33rd Coolest	Coolest since: 1896	1917
	44.0°F (6.7°C)	44.5°F (6.9°C)	-0.5°F (-0.2°C)	95th Warmest	Warmest to Date	2015
	Ties: 1904, 1908, 1948, 1986
Jan 1895–Dec 1897 36-Month	43.6°F (6.4°C)	44.4°F (6.9°C)	-0.8°F (-0.5°C)	15th Coolest	Coolest since: 1897	1913
	43.6°F (6.4°C)	44.4°F (6.9°C)	-0.8°F (-0.5°C)	112th Warmest	Warmest to Date	2016
	Ties: 1903, 1923, 1929, 1930

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings