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 2009

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 2009
1-Month
59.9°F
(15.5°C)
56.9°F
(13.8°C)
3.0°F
(1.7°C)
110th Coolest
Coolest since:
1895
19th Warmest
Warmest since:
1967
Aug–Sep 2009
2-Month
62.6°F
(17.0°C)
60.2°F
(15.7°C)
2.4°F
(1.3°C)
112th Coolest
Coolest since:
1895
17th Warmest
Warmest since:
2022
Jul–Sep 2009
3-Month
64.3°F
(17.9°C)
61.5°F
(16.4°C)
2.8°F
(1.5°C)
118th Coolest
Coolest since:
1895
11th Warmest
Warmest since:
2022
Jun–Sep 2009
4-Month
63.2°F
(17.3°C)
60.6°F
(15.9°C)
2.6°F
(1.4°C)
119th Coolest
Coolest since:
1954
10th Warmest
Warmest since:
2021
May–Sep 2009
5-Month
61.0°F
(16.1°C)
58.8°F
(14.9°C)
2.2°F
(1.2°C)
116th Coolest
Coolest since:
1899, 1964
13th Warmest
Warmest since:
1958
Ties: 1994
Apr–Sep 2009
6-Month
58.2°F
(14.6°C)
56.5°F
(13.6°C)
1.7°F
(1.0°C)
112th Coolest
Coolest since:
1955
17th Warmest
Warmest since:
2015
Ties: 1938, 2006, 2020
Mar–Sep 2009
7-Month
54.9°F
(12.7°C)
53.9°F
(12.2°C)
1.0°F
(0.5°C)
96th Coolest
Coolest since:
1955
33rd Warmest
Warmest since:
2015
Feb–Sep 2009
8-Month
52.2°F
(11.2°C)
51.4°F
(10.8°C)
0.8°F
(0.4°C)
94th Coolest
Coolest since:
1955
35th Warmest
Warmest since:
2015
Ties: 1930
Jan–Sep 2009
9-Month
49.7°F
(9.8°C)
48.8°F
(9.3°C)
0.9°F
(0.5°C)
93rd Coolest
Coolest since:
1916
36th Warmest
Warmest since:
2015
Ties: 1900, 1906, 1997
Dec 2008–Sep 2009
10-Month
47.4°F
(8.6°C)
47.0°F
(8.3°C)
0.4°F
(0.3°C)
73rd Coolest
Coolest since:
1916
55th Warmest
Warmest since:
2015
Ties: 1942, 1970, 1986, 2017
Nov 2008–Sep 2009
11-Month
46.7°F
(8.2°C)
46.0°F
(7.8°C)
0.7°F
(0.4°C)
83rd Coolest
Coolest since:
1916, 1917
45th Warmest
Warmest since:
2015
Ties: 1906, 1915, 1942, 1966
Oct 2008–Sep 2009
12-Month
46.7°F
(8.2°C)
46.1°F
(7.8°C)
0.6°F
(0.4°C)
83rd Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2015
Ties: 1914, 1939, 1942, 1989
Apr 2008–Sep 2009
18-Month
49.8°F
(9.9°C)
49.6°F
(9.8°C)
0.2°F
(0.1°C)
71st Coolest
Coolest since:
1917
57th Warmest
Warmest since:
2015
Ties: 1914, 1974, 1980, 1993
Oct 2007–Sep 2009
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, 1931, 1954, 1964, 1974, 1977, 1984
Oct 2006–Sep 2009
36-Month
46.4°F
(8.0°C)
46.1°F
(7.8°C)
0.3°F
(0.2°C)
76th Coolest
Coolest since:
1950
50th Warmest
Warmest since:
2016
Ties: 1906, 1925, 1939, 1947
Oct 2005–Sep 2009
48-Month
46.7°F
(8.2°C)
46.1°F
(7.8°C)
0.6°F
(0.4°C)
88th Coolest
Coolest since:
1950, 1951, 1952
37th Warmest
Warmest since:
2016
Ties: 1928, 1996, 2002, 2013
Oct 2004–Sep 2009
60-Month
47.0°F
(8.3°C)
46.1°F
(7.8°C)
0.9°F
(0.5°C)
99th Coolest
Coolest since:
1920, 1952
25th Warmest
Warmest since:
2017
Ties: 1943, 1944, 1999, 2000, 2001, 2003

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