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 1938

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1938
1-Month
62.0°F
(16.7°C)
56.9°F
(13.8°C)
5.1°F
(2.9°C)
125th Coolest
Coolest since:
1895
4th Warmest
Warmest to Date
1967
Aug–Sep 1938
2-Month
61.8°F
(16.6°C)
60.2°F
(15.7°C)
1.6°F
(0.9°C)
102nd Coolest
Coolest since:
1895
27th Warmest
Warmest since:
2022
Ties: 2019
Jul–Sep 1938
3-Month
63.5°F
(17.5°C)
61.5°F
(16.4°C)
2.0°F
(1.1°C)
111th Coolest
Coolest since:
1895
18th Warmest
Warmest to Date
2022
Ties: 2004, 2006
Jun–Sep 1938
4-Month
62.7°F
(17.1°C)
60.6°F
(15.9°C)
2.1°F
(1.2°C)
115th Coolest
Coolest since:
1954
14th Warmest
Warmest to Date
2021
Ties: 1994, 2004
May–Sep 1938
5-Month
60.6°F
(15.9°C)
58.8°F
(14.9°C)
1.8°F
(1.0°C)
112th Coolest
Coolest since:
1899, 1964
17th Warmest
Warmest to Date
1958
Ties: 1990, 2004, 2020
Apr–Sep 1938
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 to Date
2015
Ties: 2006, 2009, 2020
Mar–Sep 1938
7-Month
55.3°F
(12.9°C)
54.0°F
(12.2°C)
1.3°F
(0.7°C)
108th Coolest
Coolest since:
1955
21st Warmest
Warmest since:
2015
Ties: 1915, 1941, 1979, 2005, 2020
Feb–Sep 1938
8-Month
52.5°F
(11.4°C)
51.4°F
(10.8°C)
1.1°F
(0.6°C)
98th Coolest
Coolest since:
1955
31st Warmest
Warmest since:
2015
Jan–Sep 1938
9-Month
50.1°F
(10.1°C)
48.8°F
(9.3°C)
1.3°F
(0.8°C)
101st Coolest
Coolest since:
1916
28th Warmest
Warmest since:
2015
Ties: 1981
Dec 1937–Sep 1938
10-Month
48.5°F
(9.2°C)
47.0°F
(8.3°C)
1.5°F
(0.9°C)
103rd Coolest
Coolest since:
1916
25th Warmest
Warmest since:
2015
Ties: 1995
Nov 1937–Sep 1938
11-Month
47.6°F
(8.7°C)
46.0°F
(7.8°C)
1.6°F
(0.9°C)
107th Coolest
Coolest since:
1916, 1917
21st Warmest
Warmest since:
2015
Ties: 1900
Oct 1937–Sep 1938
12-Month
47.8°F
(8.8°C)
46.1°F
(7.8°C)
1.7°F
(1.0°C)
111th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2015
Ties: 2013
Apr 1937–Sep 1938
18-Month
50.7°F
(10.4°C)
49.6°F
(9.8°C)
1.1°F
(0.6°C)
100th Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2015
Ties: 1999, 2007
Oct 1936–Sep 1938
24-Month
46.3°F
(7.9°C)
46.1°F
(7.8°C)
0.2°F
(0.1°C)
71st Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2016
Ties: 1901, 1947, 1962, 1966, 1984, 1997, 2008
Oct 1935–Sep 1938
36-Month
46.0°F
(7.8°C)
46.1°F
(7.8°C)
-0.1°F
(0.0°C)
46th Coolest
Coolest since:
1950
80th Warmest
Warmest since:
2016
Ties: 1905, 1907, 1948, 1962, 1965, 1975, 1977
Oct 1934–Sep 1938
48-Month
46.1°F
(7.8°C)
46.1°F
(7.8°C)
0.0°F
(0.0°C)
53rd Coolest
Coolest since:
1950, 1951, 1952
72nd Warmest
Warmest since:
2016
Ties: 1906, 1948, 1959, 1977, 1978, 1980
Oct 1933–Sep 1938
60-Month
46.7°F
(8.2°C)
46.1°F
(7.8°C)
0.6°F
(0.4°C)
91st Coolest
Coolest since:
1920, 1952
33rd Warmest
Warmest since:
2017
Ties: 1928, 1940, 1967, 1968, 1970, 1997, 2010, 2013

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