Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Washington

Average Temperature Rankings, September 2018

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2018 1-Month	56.3°F (13.5°C)	56.9°F (13.8°C)	-0.6°F (-0.3°C)	49th Coolest	Coolest since: 2015	1895
	56.3°F (13.5°C)	56.9°F (13.8°C)	-0.6°F (-0.3°C)	80th Warmest	Warmest since: 2017	1967
	Ties: 1908, 2000
Aug–Sep 2018 2-Month	61.2°F (16.2°C)	60.3°F (15.7°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 2016	1895
	61.2°F (16.2°C)	60.3°F (15.7°C)	0.9°F (0.5°C)	39th Warmest	Warmest since: 2017	2022
	Ties: 1930, 1961, 2016
Jul–Sep 2018 3-Month	63.3°F (17.4°C)	61.5°F (16.4°C)	1.8°F (1.0°C)	108th Coolest	Coolest since: 2016	1895
	63.3°F (17.4°C)	61.5°F (16.4°C)	1.8°F (1.0°C)	21st Warmest	Warmest since: 2017	2022
	Ties: 1979
Jun–Sep 2018 4-Month	62.0°F (16.7°C)	60.5°F (15.8°C)	1.5°F (0.9°C)	106th Coolest	Coolest since: 2016	1954
	62.0°F (16.7°C)	60.5°F (15.8°C)	1.5°F (0.9°C)	23rd Warmest	Warmest since: 2017	2021
	Ties: 1987
May–Sep 2018 5-Month	61.1°F (16.2°C)	58.8°F (14.9°C)	2.3°F (1.3°C)	121st Coolest	Coolest since: 2016	1899, 1964
	61.1°F (16.2°C)	58.8°F (14.9°C)	2.3°F (1.3°C)	8th Warmest	Warmest since: 2017	1958
	Ties: 1940, 2003, 2013
Apr–Sep 2018 6-Month	58.5°F (14.7°C)	56.5°F (13.6°C)	2.0°F (1.1°C)	115th Coolest	Coolest since: 2013	1955
Apr–Sep 2018 6-Month	58.5°F (14.7°C)	56.5°F (13.6°C)	2.0°F (1.1°C)	14th Warmest	Warmest since: 2017	2015
Mar–Sep 2018 7-Month	55.7°F (13.2°C)	54.0°F (12.2°C)	1.7°F (1.0°C)	113th Coolest	Coolest since: 2013	1955
	55.7°F (13.2°C)	54.0°F (12.2°C)	1.7°F (1.0°C)	16th Warmest	Warmest since: 2017	2015
	Ties: 2013
Feb–Sep 2018 8-Month	52.8°F (11.6°C)	51.4°F (10.8°C)	1.4°F (0.8°C)	104th Coolest	Coolest since: 2012	1955
Feb–Sep 2018 8-Month	52.8°F (11.6°C)	51.4°F (10.8°C)	1.4°F (0.8°C)	25th Warmest	Warmest since: 2017	2015
Jan–Sep 2018 9-Month	50.8°F (10.4°C)	48.8°F (9.3°C)	2.0°F (1.1°C)	113th Coolest	Coolest since: 2017	1916
	50.8°F (10.4°C)	48.8°F (9.3°C)	2.0°F (1.1°C)	16th Warmest	Warmest since: 2016	2015
	Ties: 1926, 2020
Dec 2017–Sep 2018 10-Month	48.7°F (9.3°C)	46.9°F (8.3°C)	1.8°F (1.0°C)	109th Coolest	Coolest since: 2017	1916
	48.7°F (9.3°C)	46.9°F (8.3°C)	1.8°F (1.0°C)	19th Warmest	Warmest since: 2016	2015
	Ties: 2013
Nov 2017–Sep 2018 11-Month	47.7°F (8.7°C)	46.0°F (7.8°C)	1.7°F (0.9°C)	110th Coolest	Coolest since: 2017	1916, 1917
	47.7°F (8.7°C)	46.0°F (7.8°C)	1.7°F (0.9°C)	18th Warmest	Warmest since: 2016	2015
	Ties: 1981, 2004
Oct 2017–Sep 2018 12-Month	47.6°F (8.7°C)	46.1°F (7.8°C)	1.5°F (0.9°C)	108th Coolest	Coolest since: 2017	1917
	47.6°F (8.7°C)	46.1°F (7.8°C)	1.5°F (0.9°C)	20th Warmest	Warmest since: 2016	2015
	Ties: 1941, 2020
Apr 2017–Sep 2018 18-Month	51.3°F (10.7°C)	49.5°F (9.7°C)	1.8°F (1.0°C)	116th Coolest	Coolest since: 2017	1917
	51.3°F (10.7°C)	49.5°F (9.7°C)	1.8°F (1.0°C)	12th Warmest	Warmest since: 2016	2015
	Ties: 1990, 2003
Oct 2016–Sep 2018 24-Month	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	104th Coolest	Coolest since: 2013	1917
	47.3°F (8.5°C)	46.1°F (7.8°C)	1.2°F (0.7°C)	23rd Warmest	Warmest since: 2017	2016
	Ties: 1926, 1939, 1991, 1993, 2019, 2020
Oct 2015–Sep 2018 36-Month	47.9°F (8.8°C)	46.2°F (7.9°C)	1.7°F (0.9°C)	121st Coolest	Coolest since: 2014	1950
	47.9°F (8.8°C)	46.2°F (7.9°C)	1.7°F (0.9°C)	5th Warmest	Warmest since: 2017	2016
	Ties: 1992
Oct 2014–Sep 2018 48-Month	48.4°F (9.1°C)	46.1°F (7.8°C)	2.3°F (1.3°C)	123rd Coolest	Coolest since: 2017	1950, 1951, 1952
	48.4°F (9.1°C)	46.1°F (7.8°C)	2.3°F (1.3°C)	2nd Warmest	Warmest since: 2017	2016
	Ties: 2017
Oct 2013–Sep 2018 60-Month	48.2°F (9.0°C)	46.1°F (7.8°C)	2.1°F (1.2°C)	122nd Coolest	Coolest since: 2016	1920, 1952
	48.2°F (9.0°C)	46.1°F (7.8°C)	2.1°F (1.2°C)	2nd Warmest	Warmest since: 2017	2017
	Ties: 2016

Citing This Page

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