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 1915

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1915 1-Month	55.6°F (13.1°C)	56.9°F (13.8°C)	-1.3°F (-0.7°C)	35th Coolest	Coolest since: 1914	1895
	55.6°F (13.1°C)	56.9°F (13.8°C)	-1.3°F (-0.7°C)	94th Warmest	Warmest since: 1913	1967
	Ties: 1907, 1910
Aug–Sep 1915 2-Month	61.5°F (16.4°C)	60.2°F (15.7°C)	1.3°F (0.7°C)	95th Coolest	Coolest since: 1914	1895
	61.5°F (16.4°C)	60.2°F (15.7°C)	1.3°F (0.7°C)	34th Warmest	Warmest since: 1898	2022
	Ties: 2006
Jul–Sep 1915 3-Month	62.0°F (16.7°C)	61.5°F (16.4°C)	0.5°F (0.3°C)	80th Coolest	Coolest since: 1914	1895
	62.0°F (16.7°C)	61.5°F (16.4°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1906	2022
	Ties: 1956, 2016
Jun–Sep 1915 4-Month	60.8°F (16.0°C)	60.5°F (15.8°C)	0.3°F (0.2°C)	73rd Coolest	Coolest since: 1914	1954
	60.8°F (16.0°C)	60.5°F (15.8°C)	0.3°F (0.2°C)	56th Warmest	Warmest since: 1906	2021
	Ties: 1960
May–Sep 1915 5-Month	59.0°F (15.0°C)	58.8°F (14.9°C)	0.2°F (0.1°C)	68th Coolest	Coolest since: 1914	1899, 1964
	59.0°F (15.0°C)	58.8°F (14.9°C)	0.2°F (0.1°C)	61st Warmest	Warmest since: 1906	1958
	Ties: 1937, 1973, 1982
Apr–Sep 1915 6-Month	57.4°F (14.1°C)	56.5°F (13.6°C)	0.9°F (0.5°C)	100th Coolest	Coolest since: 1914	1955
	57.4°F (14.1°C)	56.5°F (13.6°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 1906	2015
	Ties: 1906, 1926, 1939, 1989, 2005
Mar–Sep 1915 7-Month	55.3°F (12.9°C)	53.9°F (12.2°C)	1.4°F (0.7°C)	109th Coolest	Coolest since: 1914	1955
	55.3°F (12.9°C)	53.9°F (12.2°C)	1.4°F (0.7°C)	20th Warmest	Warmest to Date	2015
	Ties: 1938, 1941, 1979, 2005, 2020, 2022
Feb–Sep 1915 8-Month	53.0°F (11.7°C)	51.4°F (10.8°C)	1.6°F (0.9°C)	113th Coolest	Coolest since: 1914	1955
	53.0°F (11.7°C)	51.4°F (10.8°C)	1.6°F (0.9°C)	16th Warmest	Warmest to Date	2015
	Ties: 1925, 1941, 1961, 2014
Jan–Sep 1915 9-Month	50.0°F (10.0°C)	48.7°F (9.3°C)	1.3°F (0.7°C)	99th Coolest	Coolest since: 1914	1916
	50.0°F (10.0°C)	48.7°F (9.3°C)	1.3°F (0.7°C)	30th Warmest	Warmest to Date	2015
	Ties: 1931, 1986, 2010
Dec 1914–Sep 1915 10-Month	47.5°F (8.6°C)	47.0°F (8.3°C)	0.5°F (0.3°C)	80th Coolest	Coolest since: 1913	1916
	47.5°F (8.6°C)	47.0°F (8.3°C)	0.5°F (0.3°C)	48th Warmest	Warmest since: 1914	2015
	Ties: 1905, 1974, 1977, 1988, 1997, 2001
Nov 1914–Sep 1915 11-Month	46.7°F (8.2°C)	46.1°F (7.8°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1913	1916, 1917
	46.7°F (8.2°C)	46.1°F (7.8°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1914	2015
	Ties: 1906, 1942, 1966, 2009
Oct 1914–Sep 1915 12-Month	46.8°F (8.2°C)	46.1°F (7.8°C)	0.7°F (0.4°C)	89th Coolest	Coolest since: 1914	1917
	46.8°F (8.2°C)	46.1°F (7.8°C)	0.7°F (0.4°C)	39th Warmest	Warmest since: 1905	2015
	Ties: 1925, 1953, 1968, 1983, 2002
Apr 1914–Sep 1915 18-Month	50.1°F (10.1°C)	49.6°F (9.8°C)	0.5°F (0.3°C)	84th Coolest	Coolest since: 1914	1917
	50.1°F (10.1°C)	49.6°F (9.8°C)	0.5°F (0.3°C)	44th Warmest	Warmest since: 1905	2015
	Ties: 1918, 1931, 1945, 1989, 2002
Oct 1913–Sep 1915 24-Month	46.8°F (8.2°C)	46.2°F (7.9°C)	0.6°F (0.3°C)	88th Coolest	Coolest since: 1914	1917
	46.8°F (8.2°C)	46.2°F (7.9°C)	0.6°F (0.3°C)	39th Warmest	Warmest to Date	2016
	Ties: 1927, 1981, 1994
Oct 1912–Sep 1915 36-Month	46.1°F (7.8°C)	46.2°F (7.9°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1914	1950
	46.1°F (7.8°C)	46.2°F (7.9°C)	-0.1°F (-0.1°C)	72nd Warmest	Warmest since: 1906	2016
	Ties: 1944, 1945, 1953, 1966, 1970, 1979, 1987
Oct 1911–Sep 1915 48-Month	45.9°F (7.7°C)	46.1°F (7.8°C)	-0.2°F (-0.1°C)	40th Coolest	Coolest since: 1914	1950, 1951, 1952
	45.9°F (7.7°C)	46.1°F (7.8°C)	-0.2°F (-0.1°C)	85th Warmest	Warmest since: 1908	2016
	Ties: 1903, 1921, 1971
Oct 1910–Sep 1915 60-Month	45.8°F (7.7°C)	46.1°F (7.8°C)	-0.3°F (-0.1°C)	33rd Coolest	Coolest since: 1914	1920, 1952
	45.8°F (7.7°C)	46.1°F (7.8°C)	-0.3°F (-0.1°C)	91st Warmest	Warmest since: 1909	2017
	Ties: 1905, 1907, 1958, 1959, 1972, 1975, 1976

Citing This Page

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