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 2019

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 2019
1-Month 		57.1°F
(13.9°C)		 56.9°F
(13.8°C)		 0.2°F
(0.1°C)		 67th Coolest
Coolest since:
 1895
62nd Warmest
Warmest since:
 1967
Ties: 1968, 1980, 1999, 2010
Aug–Sep 2019
2-Month 		61.8°F
(16.6°C)		 60.3°F
(15.7°C)		 1.5°F
(0.9°C)		 102nd Coolest
Coolest since:
 1895
27th Warmest
Warmest since:
 2022
Ties: 1938
Jul–Sep 2019
3-Month 		62.4°F
(16.9°C)		 61.5°F
(16.4°C)		 0.9°F
(0.5°C)		 96th Coolest
Coolest since:
 1895
33rd Warmest
Warmest since:
 2022
Ties: 1898, 1922, 1981, 2002
Jun–Sep 2019
4-Month 		61.7°F
(16.5°C)		 60.5°F
(15.8°C)		 1.2°F
(0.7°C)		 103rd Coolest
Coolest since:
 1954
26th Warmest
Warmest since:
 2021
Ties: 2002
May–Sep 2019
5-Month 		60.5°F
(15.8°C)		 58.8°F
(14.9°C)		 1.7°F
(0.9°C)		 108th Coolest
Coolest since:
 1899, 1964
21st Warmest
Warmest since:
 1958
Ties: 1961, 1987
Apr–Sep 2019
6-Month 		58.1°F
(14.5°C)		 56.5°F
(13.6°C)		 1.6°F
(0.9°C)		 108th Coolest
Coolest since:
 1955
21st Warmest
Warmest since:
 2015
Ties: 1934, 1967
Mar–Sep 2019
7-Month 		55.0°F
(12.8°C)		 54.0°F
(12.2°C)		 1.0°F
(0.6°C)		 99th Coolest
Coolest since:
 1955
30th Warmest
Warmest since:
 2015
Ties: 1947, 2007
Feb–Sep 2019
8-Month 		51.3°F
(10.7°C)		 51.4°F
(10.8°C)		 -0.1°F
(-0.1°C)		 59th Coolest
Coolest since:
 1955
70th Warmest
Warmest since:
 2015
Ties: 1969
Jan–Sep 2019
9-Month 		49.4°F
(9.7°C)		 48.8°F
(9.3°C)		 0.6°F
(0.4°C)		 78th Coolest
Coolest since:
 1916
51st Warmest
Warmest since:
 2015
Ties: 1918, 1928, 1953
Dec 2018–Sep 2019
10-Month 		47.8°F
(8.8°C)		 47.0°F
(8.3°C)		 0.8°F
(0.5°C)		 93rd Coolest
Coolest since:
 1916
35th Warmest
Warmest since:
 2015
Ties: 1906, 1914, 1939, 1947
Nov 2018–Sep 2019
11-Month 		46.9°F
(8.3°C)		 46.0°F
(7.8°C)		 0.9°F
(0.5°C)		 95th Coolest
Coolest since:
 1916, 1917
33rd Warmest
Warmest since:
 2015
Ties: 1914, 1924, 1963, 1983, 1988, 2002, 2007
Oct 2018–Sep 2019
12-Month 		47.0°F
(8.3°C)		 46.2°F
(7.9°C)		 0.8°F
(0.4°C)		 96th Coolest
Coolest since:
 1917
32nd Warmest
Warmest since:
 2015
Ties: 1924, 1966, 1995, 2017
Apr 2018–Sep 2019
18-Month 		50.8°F
(10.4°C)		 49.6°F
(9.8°C)		 1.2°F
(0.6°C)		 102nd Coolest
Coolest since:
 1917
26th Warmest
Warmest since:
 2015
Ties: 2006
Oct 2017–Sep 2019
24-Month 		47.3°F
(8.5°C)		 46.1°F
(7.8°C)		 1.2°F
(0.7°C)		 104th Coolest
Coolest since:
 1917
23rd Warmest
Warmest since:
 2016
Ties: 1926, 1939, 1991, 1993, 2018, 2020
Oct 2016–Sep 2019
36-Month 		47.2°F
(8.4°C)		 46.1°F
(7.8°C)		 1.1°F
(0.6°C)		 104th Coolest
Coolest since:
 1950
22nd Warmest
Warmest since:
 2016
Ties: 1926, 1996, 1999
Oct 2015–Sep 2019
48-Month 		47.6°F
(8.7°C)		 46.1°F
(7.8°C)		 1.5°F
(0.9°C)		 116th Coolest
Coolest since:
 1950, 1951, 1952
9th Warmest
Warmest since:
 2016
Ties: 1990, 1992, 2007, 2022
Oct 2014–Sep 2019
60-Month 		48.1°F
(8.9°C)		 46.1°F
(7.8°C)		 2.0°F
(1.1°C)		 120th Coolest
Coolest since:
 1920, 1952
4th Warmest
Warmest since:
 2017

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