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 1951

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1951 1-Month	58.0°F (14.4°C)	56.9°F (13.8°C)	1.1°F (0.6°C)	85th Coolest	Coolest since: 1948	1895
	58.0°F (14.4°C)	56.9°F (13.8°C)	1.1°F (0.6°C)	44th Warmest	Warmest since: 1950	1967
	Ties: 1899, 1909, 1962, 2021
Aug–Sep 1951 2-Month	60.4°F (15.8°C)	60.2°F (15.7°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1948	1895
	60.4°F (15.8°C)	60.2°F (15.7°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1950	2022
	Ties: 1897, 1929, 1957, 1971, 1982, 1993
Jul–Sep 1951 3-Month	61.9°F (16.6°C)	61.5°F (16.4°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1949	1895
	61.9°F (16.6°C)	61.5°F (16.4°C)	0.4°F (0.2°C)	52nd Warmest	Warmest since: 1950	2022
	Ties: 1904, 1925, 1995
Jun–Sep 1951 4-Month	61.0°F (16.1°C)	60.6°F (15.9°C)	0.4°F (0.2°C)	84th Coolest	Coolest since: 1949	1954
	61.0°F (16.1°C)	60.6°F (15.9°C)	0.4°F (0.2°C)	45th Warmest	Warmest since: 1950	2021
	Ties: 1952, 1963, 1970, 1982, 1995
May–Sep 1951 5-Month	59.2°F (15.1°C)	58.8°F (14.9°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1950	1899, 1964
	59.2°F (15.1°C)	58.8°F (14.9°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1944	1958
	Ties: 1906, 1956, 1989
Apr–Sep 1951 6-Month	57.0°F (13.9°C)	56.5°F (13.6°C)	0.5°F (0.3°C)	77th Coolest	Coolest since: 1950	1955
	57.0°F (13.9°C)	56.5°F (13.6°C)	0.5°F (0.3°C)	52nd Warmest	Warmest since: 1949	2015
	Ties: 1930, 1949
Mar–Sep 1951 7-Month	53.7°F (12.1°C)	54.0°F (12.2°C)	-0.3°F (-0.1°C)	49th Coolest	Coolest since: 1950	1955
	53.7°F (12.1°C)	54.0°F (12.2°C)	-0.3°F (-0.1°C)	80th Warmest	Warmest since: 1949	2015
	Ties: 1922
Feb–Sep 1951 8-Month	51.0°F (10.6°C)	51.3°F (10.7°C)	-0.3°F (-0.1°C)	47th Coolest	Coolest since: 1950	1955
	51.0°F (10.6°C)	51.3°F (10.7°C)	-0.3°F (-0.1°C)	82nd Warmest	Warmest since: 1949	2015
	Ties: 1910, 1949, 1953, 1980, 1982, 1984
Jan–Sep 1951 9-Month	48.5°F (9.2°C)	48.8°F (9.3°C)	-0.3°F (-0.1°C)	50th Coolest	Coolest since: 1950	1916
	48.5°F (9.2°C)	48.8°F (9.3°C)	-0.3°F (-0.1°C)	79th Warmest	Warmest since: 1947	2015
	Ties: 1904, 1952, 1982, 2008
Dec 1950–Sep 1951 10-Month	47.2°F (8.4°C)	47.0°F (8.3°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1950	1916
	47.2°F (8.4°C)	47.0°F (8.3°C)	0.2°F (0.1°C)	62nd Warmest	Warmest since: 1947	2015
	Ties: 1898, 1944
Nov 1950–Sep 1951 11-Month	46.2°F (7.9°C)	46.0°F (7.8°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1950	1916, 1917
	46.2°F (7.9°C)	46.0°F (7.8°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 1947	2015
	Ties: 1908, 1946, 1973, 1989
Oct 1950–Sep 1951 12-Month	46.2°F (7.9°C)	46.2°F (7.9°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1950	1917
	46.2°F (7.9°C)	46.2°F (7.9°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1947	2015
	Ties: 1928, 1947, 1991, 2001
Apr 1950–Sep 1951 18-Month	49.4°F (9.7°C)	49.6°F (9.8°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 1950	1917
	49.4°F (9.7°C)	49.6°F (9.8°C)	-0.2°F (-0.1°C)	77th Warmest	Warmest since: 1947	2015
	Ties: 1982
Oct 1949–Sep 1951 24-Month	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	17th Coolest	Coolest since: 1950	1917
	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	110th Warmest	Warmest since: 1948	2016
	Ties: 1920, 1922, 1985
Oct 1948–Sep 1951 36-Month	44.8°F (7.1°C)	46.1°F (7.8°C)	-1.3°F (-0.7°C)	2nd Coolest	Coolest since: 1950	1950
	44.8°F (7.1°C)	46.1°F (7.8°C)	-1.3°F (-0.7°C)	124th Warmest	Warmest since: 1949	2016
	Ties: 1917, 1957
Oct 1947–Sep 1951 48-Month	44.9°F (7.2°C)	46.1°F (7.8°C)	-1.2°F (-0.6°C)	1st Coolest	Coolest since: 1950	1950, 1951, 1952
	44.9°F (7.2°C)	46.1°F (7.8°C)	-1.2°F (-0.6°C)	124th Warmest	Warmest since: 1950	2016
	Ties: 1950, 1952
Oct 1946–Sep 1951 60-Month	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	5th Coolest	Coolest since: 1950	1920, 1952
	45.2°F (7.3°C)	46.1°F (7.8°C)	-0.9°F (-0.5°C)	119th Warmest	Warmest since: 1950	2017
	Ties: 1923, 1933, 1950

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings