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 1940

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1940
1-Month
60.5°F
(15.8°C)
56.9°F
(13.8°C)
3.6°F
(2.0°C)
116th Coolest
Coolest since:
1895
13th Warmest
Warmest since:
1967
Aug–Sep 1940
2-Month
62.4°F
(16.9°C)
60.3°F
(15.7°C)
2.1°F
(1.2°C)
111th Coolest
Coolest since:
1895
18th Warmest
Warmest to Date
2022
Ties: 1942, 1981
Jul–Sep 1940
3-Month
63.1°F
(17.3°C)
61.5°F
(16.4°C)
1.6°F
(0.9°C)
105th Coolest
Coolest since:
1895
24th Warmest
Warmest since:
2022
Ties: 2001
Jun–Sep 1940
4-Month
62.6°F
(17.0°C)
60.5°F
(15.8°C)
2.1°F
(1.2°C)
112th Coolest
Coolest since:
1954
17th Warmest
Warmest since:
2021
Ties: 2006
May–Sep 1940
5-Month
61.1°F
(16.2°C)
58.8°F
(14.9°C)
2.3°F
(1.3°C)
121st Coolest
Coolest since:
1899, 1964
8th Warmest
Warmest to Date
1958
Ties: 2003, 2013, 2018
Apr–Sep 1940
6-Month
58.8°F
(14.9°C)
56.5°F
(13.6°C)
2.3°F
(1.3°C)
123rd Coolest
Coolest since:
1955
6th Warmest
Warmest to Date
2015
Ties: 1994, 2016, 2017
Mar–Sep 1940
7-Month
56.5°F
(13.6°C)
54.0°F
(12.2°C)
2.5°F
(1.4°C)
124th Coolest
Coolest since:
1955
5th Warmest
Warmest to Date
2015
Ties: 1958, 1994
Feb–Sep 1940
8-Month
53.8°F
(12.1°C)
51.3°F
(10.7°C)
2.5°F
(1.4°C)
122nd Coolest
Coolest since:
1955
7th Warmest
Warmest since:
2015
Jan–Sep 1940
9-Month
51.3°F
(10.7°C)
48.8°F
(9.3°C)
2.5°F
(1.4°C)
119th Coolest
Coolest since:
1916
10th Warmest
Warmest since:
2015
Dec 1939–Sep 1940
10-Month
49.8°F
(9.9°C)
47.0°F
(8.3°C)
2.8°F
(1.6°C)
122nd Coolest
Coolest since:
1916
6th Warmest
Warmest since:
2015
Ties: 2016
Nov 1939–Sep 1940
11-Month
48.9°F
(9.4°C)
46.1°F
(7.8°C)
2.8°F
(1.6°C)
123rd Coolest
Coolest since:
1916, 1917
5th Warmest
Warmest since:
2015
Ties: 1998
Oct 1939–Sep 1940
12-Month
48.8°F
(9.3°C)
46.2°F
(7.9°C)
2.6°F
(1.4°C)
122nd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2015
Apr 1939–Sep 1940
18-Month
51.7°F
(10.9°C)
49.6°F
(9.8°C)
2.1°F
(1.1°C)
124th Coolest
Coolest since:
1917
4th Warmest
Warmest to Date
2015
Ties: 1958, 1992
Oct 1938–Sep 1940
24-Month
47.8°F
(8.8°C)
46.2°F
(7.9°C)
1.6°F
(0.9°C)
118th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
2016
Ties: 1935
Oct 1937–Sep 1940
36-Month
47.8°F
(8.8°C)
46.1°F
(7.8°C)
1.7°F
(1.0°C)
119th Coolest
Coolest since:
1950
7th Warmest
Warmest to Date
2016
Ties: 2006, 2022
Oct 1936–Sep 1940
48-Month
47.0°F
(8.3°C)
46.1°F
(7.8°C)
0.9°F
(0.5°C)
99th Coolest
Coolest since:
1950, 1951, 1952
26th Warmest
Warmest to Date
2016
Ties: 1961, 1997, 1999, 2008
Oct 1935–Sep 1940
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, 1938, 1967, 1968, 1970, 2010, 2013

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