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 2004

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2004 1-Month	32.3°F (0.2°C)	28.1°F (-2.2°C)	4.2°F (2.4°C)	114th Coolest	Coolest since: 2003	1990
	32.3°F (0.2°C)	28.1°F (-2.2°C)	4.2°F (2.4°C)	15th Warmest	Warmest since: 2002	1917
	Ties: 2002
Nov–Dec 2004 2-Month	34.0°F (1.1°C)	31.3°F (-0.4°C)	2.7°F (1.5°C)	112th Coolest	Coolest since: 2003	1985
	34.0°F (1.1°C)	31.3°F (-0.4°C)	2.7°F (1.5°C)	17th Warmest	Warmest since: 2002	1917
	Ties: 1941, 1966, 2021
Oct–Dec 2004 3-Month	38.2°F (3.4°C)	36.2°F (2.3°C)	2.0°F (1.1°C)	111th Coolest	Coolest since: 2003	1985
Oct–Dec 2004 3-Month	38.2°F (3.4°C)	36.2°F (2.3°C)	2.0°F (1.1°C)	18th Warmest	Warmest since: 1999	1917
Sep–Dec 2004 4-Month	42.3°F (5.7°C)	41.0°F (5.0°C)	1.3°F (0.7°C)	93rd Coolest	Coolest since: 2000	1985
	42.3°F (5.7°C)	41.0°F (5.0°C)	1.3°F (0.7°C)	36th Warmest	Warmest since: 2003	1917
	Ties: 1981
Aug–Dec 2004 5-Month	46.9°F (8.3°C)	45.5°F (7.5°C)	1.4°F (0.8°C)	98th Coolest	Coolest since: 2002	1985
Aug–Dec 2004 5-Month	46.9°F (8.3°C)	45.5°F (7.5°C)	1.4°F (0.8°C)	31st Warmest	Warmest since: 2003	1917, 2014
Jul–Dec 2004 6-Month	50.2°F (10.1°C)	48.7°F (9.3°C)	1.5°F (0.8°C)	109th Coolest	Coolest since: 2002	1985
Jul–Dec 2004 6-Month	50.2°F (10.1°C)	48.7°F (9.3°C)	1.5°F (0.8°C)	20th Warmest	Warmest since: 2003	2014
Jun–Dec 2004 7-Month	51.4°F (10.8°C)	49.8°F (9.9°C)	1.6°F (0.9°C)	113th Coolest	Coolest since: 2002	1916
Jun–Dec 2004 7-Month	51.4°F (10.8°C)	49.8°F (9.9°C)	1.6°F (0.9°C)	16th Warmest	Warmest since: 2003	2021
May–Dec 2004 8-Month	51.2°F (10.7°C)	49.8°F (9.9°C)	1.4°F (0.8°C)	109th Coolest	Coolest since: 2002	1916
	51.2°F (10.7°C)	49.8°F (9.9°C)	1.4°F (0.8°C)	20th Warmest	Warmest since: 2003	2021
	Ties: 1979, 1988
Apr–Dec 2004 9-Month	50.7°F (10.4°C)	49.0°F (9.4°C)	1.7°F (1.0°C)	115th Coolest	Coolest since: 2002	1916
	50.7°F (10.4°C)	49.0°F (9.4°C)	1.7°F (1.0°C)	14th Warmest	Warmest since: 2003	2021
	Ties: 2012
Mar–Dec 2004 10-Month	49.8°F (9.9°C)	47.7°F (8.7°C)	2.1°F (1.2°C)	124th Coolest	Coolest since: 2003	1916
Mar–Dec 2004 10-Month	49.8°F (9.9°C)	47.7°F (8.7°C)	2.1°F (1.2°C)	5th Warmest	Warmest since: 1934	2015
Feb–Dec 2004 11-Month	48.1°F (8.9°C)	46.1°F (7.8°C)	2.0°F (1.1°C)	119th Coolest	Coolest since: 2003	1955
Feb–Dec 2004 11-Month	48.1°F (8.9°C)	46.1°F (7.8°C)	2.0°F (1.1°C)	10th Warmest	Warmest since: 1992	2015
Jan–Dec 2004 12-Month	46.4°F (8.0°C)	44.5°F (6.9°C)	1.9°F (1.1°C)	118th Coolest	Coolest since: 2002	1916
	46.4°F (8.0°C)	44.5°F (6.9°C)	1.9°F (1.1°C)	11th Warmest	Warmest since: 2003	2015
	Ties: 1987, 2018
Jul 2003–Dec 2004 18-Month	47.9°F (8.8°C)	45.8°F (7.7°C)	2.1°F (1.1°C)	121st Coolest	Coolest since: 2003	1985
	47.9°F (8.8°C)	45.8°F (7.7°C)	2.1°F (1.1°C)	7th Warmest	Warmest since: 2003	2015
	Ties: 2003, 2014
Jan 2003–Dec 2004 24-Month	46.6°F (8.1°C)	44.4°F (6.9°C)	2.2°F (1.2°C)	124th Coolest	Coolest since: 2003	1917
Jan 2003–Dec 2004 24-Month	46.6°F (8.1°C)	44.4°F (6.9°C)	2.2°F (1.2°C)	4th Warmest	Warmest to Date	2015
Jan 2002–Dec 2004 36-Month	46.2°F (7.9°C)	44.5°F (6.9°C)	1.7°F (1.0°C)	119th Coolest	Coolest since: 2003	1913
	46.2°F (7.9°C)	44.5°F (6.9°C)	1.7°F (1.0°C)	8th Warmest	Warmest to Date	2016
	Ties: 2021
Jan 2001–Dec 2004 48-Month	46.1°F (7.8°C)	44.5°F (6.9°C)	1.6°F (0.9°C)	119th Coolest	Coolest since: 2003	1913, 1914, 1919
Jan 2001–Dec 2004 48-Month	46.1°F (7.8°C)	44.5°F (6.9°C)	1.6°F (0.9°C)	7th Warmest	Warmest to Date	2016, 2017
Jan 2000–Dec 2004 60-Month	45.9°F (7.7°C)	44.4°F (6.9°C)	1.5°F (0.8°C)	113th Coolest	Coolest since: 2003	1913
Jan 2000–Dec 2004 60-Month	45.9°F (7.7°C)	44.4°F (6.9°C)	1.5°F (0.8°C)	12th Warmest	Warmest to Date	2018

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings