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 1930

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1930 1-Month	57.2°F (14.0°C)	56.9°F (13.8°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1929	1895
	57.2°F (14.0°C)	56.9°F (13.8°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1923	1967
	Ties: 1932, 1982
Aug–Sep 1930 2-Month	61.2°F (16.2°C)	60.2°F (15.7°C)	1.0°F (0.5°C)	90th Coolest	Coolest since: 1929	1895
	61.2°F (16.2°C)	60.2°F (15.7°C)	1.0°F (0.5°C)	39th Warmest	Warmest since: 1923	2022
	Ties: 1961, 2016, 2018
Jul–Sep 1930 3-Month	62.2°F (16.8°C)	61.5°F (16.4°C)	0.7°F (0.4°C)	89th Coolest	Coolest since: 1929	1895
	62.2°F (16.8°C)	61.5°F (16.4°C)	0.7°F (0.4°C)	40th Warmest	Warmest since: 1923	2022
	Ties: 1917, 1950, 1963, 1974, 2005
Jun–Sep 1930 4-Month	60.7°F (15.9°C)	60.6°F (15.9°C)	0.1°F (0.0°C)	71st Coolest	Coolest since: 1929	1954
	60.7°F (15.9°C)	60.6°F (15.9°C)	0.1°F (0.0°C)	58th Warmest	Warmest since: 1925	2021
	Ties: 1937, 1985
May–Sep 1930 5-Month	58.6°F (14.8°C)	58.8°F (14.9°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1929	1899, 1964
	58.6°F (14.8°C)	58.8°F (14.9°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1928	1958
	Ties: 1904, 1914, 1968, 1972, 1977, 1981, 2000
Apr–Sep 1930 6-Month	57.0°F (13.9°C)	56.5°F (13.6°C)	0.5°F (0.3°C)	77th Coolest	Coolest since: 1929	1955
	57.0°F (13.9°C)	56.5°F (13.6°C)	0.5°F (0.3°C)	52nd Warmest	Warmest since: 1926	2015
	Ties: 1949, 1951
Mar–Sep 1930 7-Month	54.6°F (12.6°C)	54.0°F (12.2°C)	0.6°F (0.4°C)	89th Coolest	Coolest since: 1929	1955
	54.6°F (12.6°C)	54.0°F (12.2°C)	0.6°F (0.4°C)	40th Warmest	Warmest since: 1928	2015
	Ties: 1928, 1942
Feb–Sep 1930 8-Month	52.2°F (11.2°C)	51.3°F (10.7°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 1929	1955
	52.2°F (11.2°C)	51.3°F (10.7°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 1926	2015
	Ties: 2009
Jan–Sep 1930 9-Month	48.1°F (8.9°C)	48.8°F (9.3°C)	-0.7°F (-0.4°C)	31st Coolest	Coolest since: 1929	1916
	48.1°F (8.9°C)	48.8°F (9.3°C)	-0.7°F (-0.4°C)	98th Warmest	Warmest since: 1928	2015
	Ties: 1912, 1921, 1956, 1962, 1972, 1985, 2011
Dec 1929–Sep 1930 10-Month	46.6°F (8.1°C)	47.0°F (8.3°C)	-0.4°F (-0.2°C)	42nd Coolest	Coolest since: 1929	1916
	46.6°F (8.1°C)	47.0°F (8.3°C)	-0.4°F (-0.2°C)	86th Warmest	Warmest since: 1928	2015
	Ties: 1896, 1921, 1936, 1965, 2008
Nov 1929–Sep 1930 11-Month	45.5°F (7.5°C)	46.1°F (7.8°C)	-0.6°F (-0.3°C)	40th Coolest	Coolest since: 1929	1916, 1917
	45.5°F (7.5°C)	46.1°F (7.8°C)	-0.6°F (-0.3°C)	88th Warmest	Warmest since: 1928	2015
	Ties: 1902, 1927, 1965, 1971, 1975, 1980
Oct 1929–Sep 1930 12-Month	45.8°F (7.7°C)	46.2°F (7.9°C)	-0.4°F (-0.2°C)	48th Coolest	Coolest since: 1929	1917
	45.8°F (7.7°C)	46.2°F (7.9°C)	-0.4°F (-0.2°C)	80th Warmest	Warmest since: 1928	2015
	Ties: 1927
Apr 1929–Sep 1930 18-Month	49.1°F (9.5°C)	49.6°F (9.8°C)	-0.5°F (-0.3°C)	37th Coolest	Coolest since: 1929	1917
	49.1°F (9.5°C)	49.6°F (9.8°C)	-0.5°F (-0.3°C)	91st Warmest	Warmest since: 1928	2015
	Ties: 1937, 1957, 1984
Oct 1928–Sep 1930 24-Month	44.9°F (7.2°C)	46.1°F (7.8°C)	-1.2°F (-0.6°C)	6th Coolest	Coolest since: 1917	1917
	44.9°F (7.2°C)	46.1°F (7.8°C)	-1.2°F (-0.6°C)	121st Warmest	Warmest since: 1929	2016
	Ties: 1899, 1957
Oct 1927–Sep 1930 36-Month	45.3°F (7.4°C)	46.1°F (7.8°C)	-0.8°F (-0.4°C)	12th Coolest	Coolest since: 1929	1950
	45.3°F (7.4°C)	46.1°F (7.8°C)	-0.8°F (-0.4°C)	114th Warmest	Warmest since: 1929	2016
	Ties: 1909, 1912, 1923, 1929, 1952, 1986
Oct 1926–Sep 1930 48-Month	45.4°F (7.4°C)	46.1°F (7.8°C)	-0.7°F (-0.4°C)	14th Coolest	Coolest since: 1923	1950, 1951, 1952
	45.4°F (7.4°C)	46.1°F (7.8°C)	-0.7°F (-0.4°C)	111th Warmest	Warmest since: 1929	2016
	Ties: 1918, 1932, 1956
Oct 1925–Sep 1930 60-Month	45.9°F (7.7°C)	46.1°F (7.8°C)	-0.2°F (-0.1°C)	41st Coolest	Coolest since: 1925	1920, 1952
	45.9°F (7.7°C)	46.1°F (7.8°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1929	2017
	Ties: 1904, 1909, 1925, 1974

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings