Statewide Rankings

Statewide Data Info
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 1931

View Period (Months):
Download: CSV JSON XML
  • Record Coolest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 1931
1-Month 		55.8°F
(13.2°C)		 56.9°F
(13.8°C)		 -1.1°F
(-0.6°C)		 39th Coolest
Coolest since:
 1895
90th Warmest
Warmest since:
 1967
Ties: 1913, 1929
Aug–Sep 1931
2-Month 		59.8°F
(15.4°C)		 60.2°F
(15.7°C)		 -0.4°F
(-0.3°C)		 43rd Coolest
Coolest since:
 1895
86th Warmest
Warmest since:
 2022
Ties: 1905, 1919, 1920, 1934, 1945, 1962
Jul–Sep 1931
3-Month 		61.6°F
(16.4°C)		 61.5°F
(16.4°C)		 0.1°F
(0.0°C)		 66th Coolest
Coolest since:
 1895
63rd Warmest
Warmest since:
 2022
Ties: 1908, 1928, 1941, 1945, 1953, 1973, 1992, 1999, 2010
Jun–Sep 1931
4-Month 		60.6°F
(15.9°C)		 60.6°F
(15.9°C)		 0.0°F
(0.0°C)		 60th Coolest
Coolest since:
 1954
69th Warmest
Warmest since:
 2021
Ties: 1904, 1926, 1941, 1978, 1988, 2008, 2011
May–Sep 1931
5-Month 		59.5°F
(15.3°C)		 58.8°F
(14.9°C)		 0.7°F
(0.4°C)		 92nd Coolest
Coolest since:
 1899, 1964
37th Warmest
Warmest since:
 1958
Ties: 1944
Apr–Sep 1931
6-Month 		57.3°F
(14.1°C)		 56.5°F
(13.6°C)		 0.8°F
(0.5°C)		 94th Coolest
Coolest since:
 1955
35th Warmest
Warmest since:
 2015
Ties: 1942, 1997
Mar–Sep 1931
7-Month 		54.8°F
(12.7°C)		 54.0°F
(12.2°C)		 0.8°F
(0.5°C)		 95th Coolest
Coolest since:
 1955
34th Warmest
Warmest since:
 2015
Ties: 1936, 1939
Feb–Sep 1931
8-Month 		52.1°F
(11.2°C)		 51.4°F
(10.8°C)		 0.7°F
(0.4°C)		 92nd Coolest
Coolest since:
 1955
37th Warmest
Warmest since:
 2015
Ties: 1906, 1963, 1977, 1986, 1988, 1997
Jan–Sep 1931
9-Month 		50.0°F
(10.0°C)		 48.8°F
(9.3°C)		 1.2°F
(0.7°C)		 99th Coolest
Coolest since:
 1916
30th Warmest
Warmest since:
 2015
Ties: 1915, 1986, 2010
Dec 1930–Sep 1931
10-Month 		48.0°F
(8.9°C)		 47.0°F
(8.3°C)		 1.0°F
(0.6°C)		 98th Coolest
Coolest since:
 1916
30th Warmest
Warmest since:
 2015
Ties: 1918, 1925, 2000, 2007
Nov 1930–Sep 1931
11-Month 		46.8°F
(8.2°C)		 46.0°F
(7.8°C)		 0.8°F
(0.4°C)		 87th Coolest
Coolest since:
 1916, 1917
41st Warmest
Warmest since:
 2015
Ties: 1925, 1968, 2010
Oct 1930–Sep 1931
12-Month 		46.6°F
(8.1°C)		 46.1°F
(7.8°C)		 0.5°F
(0.3°C)		 77th Coolest
Coolest since:
 1917
51st Warmest
Warmest since:
 2015
Ties: 1945, 2012
Apr 1930–Sep 1931
18-Month 		50.1°F
(10.1°C)		 49.6°F
(9.8°C)		 0.5°F
(0.3°C)		 84th Coolest
Coolest since:
 1917
44th Warmest
Warmest since:
 2015
Ties: 1915, 1918, 1945, 1989, 2002
Oct 1929–Sep 1931
24-Month 		46.2°F
(7.9°C)		 46.1°F
(7.8°C)		 0.1°F
(0.1°C)		 57th Coolest
Coolest since:
 1917
70th Warmest
Warmest since:
 2016
Ties: 1924, 1954, 1964, 1974, 1977, 2009
Oct 1928–Sep 1931
36-Month 		45.5°F
(7.5°C)		 46.1°F
(7.8°C)		 -0.6°F
(-0.3°C)		 22nd Coolest
Coolest since:
 1950
104th Warmest
Warmest since:
 2016
Ties: 1901, 1910, 1937
Oct 1927–Sep 1931
48-Month 		45.7°F
(7.6°C)		 46.1°F
(7.8°C)		 -0.4°F
(-0.2°C)		 31st Coolest
Coolest since:
 1950, 1951, 1952
94th Warmest
Warmest since:
 2016
Ties: 1924, 1986
Oct 1926–Sep 1931
60-Month 		45.7°F
(7.6°C)		 46.1°F
(7.8°C)		 -0.4°F
(-0.2°C)		 26th Coolest
Coolest since:
 1920, 1952
98th Warmest
Warmest since:
 2017
Ties: 1900, 1902, 1918, 1949, 1955, 1986

Citing This Page