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 1993

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1993 1-Month	29.7°F (-1.3°C)	28.1°F (-2.2°C)	1.6°F (0.9°C)	85th Coolest	Coolest since: 1992	1990
	29.7°F (-1.3°C)	28.1°F (-2.2°C)	1.6°F (0.9°C)	44th Warmest	Warmest since: 1991	1917
	Ties: 1934
Nov–Dec 1993 2-Month	29.9°F (-1.2°C)	31.3°F (-0.4°C)	-1.4°F (-0.8°C)	30th Coolest	Coolest since: 1992	1985
	29.9°F (-1.2°C)	31.3°F (-0.4°C)	-1.4°F (-0.8°C)	99th Warmest	Warmest since: 1991	1917
	Ties: 1895, 1905, 1932
Oct–Dec 1993 3-Month	35.9°F (2.2°C)	36.2°F (2.3°C)	-0.3°F (-0.1°C)	45th Coolest	Coolest since: 1992	1985
	35.9°F (2.2°C)	36.2°F (2.3°C)	-0.3°F (-0.1°C)	84th Warmest	Warmest since: 1991	1917
	Ties: 1938, 1959
Sep–Dec 1993 4-Month	41.0°F (5.0°C)	41.0°F (5.0°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1992	1985
	41.0°F (5.0°C)	41.0°F (5.0°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1991	1917
	Ties: 1900
Aug–Dec 1993 5-Month	45.0°F (7.2°C)	45.5°F (7.5°C)	-0.5°F (-0.3°C)	43rd Coolest	Coolest since: 1985	1985
	45.0°F (7.2°C)	45.5°F (7.5°C)	-0.5°F (-0.3°C)	86th Warmest	Warmest since: 1992	1917, 2014
	Ties: 1920, 1922
Jul–Dec 1993 6-Month	47.0°F (8.3°C)	48.6°F (9.2°C)	-1.6°F (-0.9°C)	10th Coolest	Coolest since: 1985	1985
	47.0°F (8.3°C)	48.6°F (9.2°C)	-1.6°F (-0.9°C)	119th Warmest	Warmest since: 1992	2014
	Ties: 1984
Jun–Dec 1993 7-Month	48.1°F (8.9°C)	49.7°F (9.8°C)	-1.6°F (-0.9°C)	6th Coolest	Coolest since: 1985	1916
	48.1°F (8.9°C)	49.7°F (9.8°C)	-1.6°F (-0.9°C)	123rd Warmest	Warmest since: 1992	2021
	Ties: 1895, 1924, 1948, 1984
May–Dec 1993 8-Month	48.9°F (9.4°C)	49.8°F (9.9°C)	-0.9°F (-0.5°C)	21st Coolest	Coolest since: 1985	1916
	48.9°F (9.4°C)	49.8°F (9.9°C)	-0.9°F (-0.5°C)	108th Warmest	Warmest since: 1992	2021
	Ties: 1903, 1927, 1951, 1983
Apr–Dec 1993 9-Month	48.1°F (8.9°C)	49.0°F (9.4°C)	-0.9°F (-0.5°C)	23rd Coolest	Coolest since: 1985	1916
	48.1°F (8.9°C)	49.0°F (9.4°C)	-0.9°F (-0.5°C)	106th Warmest	Warmest since: 1992	2021
	Ties: 1905, 1924, 1972
Mar–Dec 1993 10-Month	47.1°F (8.4°C)	47.7°F (8.7°C)	-0.6°F (-0.3°C)	31st Coolest	Coolest since: 1985	1916
	47.1°F (8.4°C)	47.7°F (8.7°C)	-0.6°F (-0.3°C)	98th Warmest	Warmest since: 1992	2015
	Ties: 1932, 1945, 1983
Feb–Dec 1993 11-Month	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	22nd Coolest	Coolest since: 1985	1955
	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	107th Warmest	Warmest since: 1992	2015
	Ties: 1932, 1935, 1951
Jan–Dec 1993 12-Month	43.3°F (6.3°C)	44.4°F (6.9°C)	-1.1°F (-0.6°C)	15th Coolest	Coolest since: 1985	1916
	43.3°F (6.3°C)	44.4°F (6.9°C)	-1.1°F (-0.6°C)	114th Warmest	Warmest since: 1992	2015
	Ties: 1919, 1932, 1982
Jul 1992–Dec 1993 18-Month	44.9°F (7.2°C)	45.8°F (7.7°C)	-0.9°F (-0.5°C)	17th Coolest	Coolest since: 1985	1985
	44.9°F (7.2°C)	45.8°F (7.7°C)	-0.9°F (-0.5°C)	111th Warmest	Warmest since: 1992	2015
	Ties: 1896, 1909
Jan 1992–Dec 1993 24-Month	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1990	1917
	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	38th Warmest	Warmest since: 1992	2015
	Ties: 1968, 2008, 2012
Jan 1991–Dec 1993 36-Month	45.2°F (7.3°C)	44.4°F (6.9°C)	0.8°F (0.4°C)	93rd Coolest	Coolest since: 1991	1913
	45.2°F (7.3°C)	44.4°F (6.9°C)	0.8°F (0.4°C)	34th Warmest	Warmest since: 1992	2016
	Ties: 1926, 1927, 1934, 1967, 1968, 2012
Jan 1990–Dec 1993 48-Month	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	96th Coolest	Coolest since: 1991	1913, 1914, 1919
	45.3°F (7.4°C)	44.4°F (6.9°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 1992	2016, 2017
	Ties: 1991, 2009, 2013
Jan 1989–Dec 1993 60-Month	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	93rd Coolest	Coolest since: 1989	1913
	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	32nd Warmest	Warmest since: 1992	2018
	Ties: 1940, 2013

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings