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, April 2011

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
April 2011
1-Month 		40.2°F
(4.6°C)		 45.1°F
(7.3°C)		 -4.9°F
(-2.7°C)		 2nd Coolest
Coolest since:
 1955
127th Warmest
Warmest since:
 1934
Mar–Apr 2011
2-Month 		39.3°F
(4.1°C)		 41.8°F
(5.4°C)		 -2.5°F
(-1.3°C)		 14th Coolest
Coolest since:
 1955
115th Warmest
Warmest since:
 1934
Feb–Apr 2011
3-Month 		36.6°F
(2.6°C)		 38.9°F
(3.8°C)		 -2.3°F
(-1.2°C)		 15th Coolest
Coolest since:
 1955
114th Warmest
Warmest since:
 1934
Jan–Apr 2011
4-Month 		35.5°F
(1.9°C)		 36.3°F
(2.4°C)		 -0.8°F
(-0.5°C)		 41st Coolest
Coolest since:
 1950
88th Warmest
Warmest since:
 1934
Ties: 2019
Dec 2010–Apr 2011
5-Month 		34.7°F
(1.5°C)		 35.2°F
(1.8°C)		 -0.5°F
(-0.3°C)		 41st Coolest
Coolest since:
 1950
87th Warmest
Warmest since:
 1934
Ties: 1897
Nov 2010–Apr 2011
6-Month 		34.8°F
(1.6°C)		 35.4°F
(1.9°C)		 -0.6°F
(-0.3°C)		 40th Coolest
Coolest since:
 1917, 1949
88th Warmest
Warmest since:
 1934
Ties: 1898, 1911, 1928, 2009
Oct 2010–Apr 2011
7-Month 		36.7°F
(2.6°C)		 37.1°F
(2.8°C)		 -0.4°F
(-0.2°C)		 45th Coolest
Coolest since:
 1917
83rd Warmest
Warmest since:
 1934
Ties: 1904, 1911
Sep 2010–Apr 2011
8-Month 		39.3°F
(4.1°C)		 39.6°F
(4.2°C)		 -0.3°F
(-0.1°C)		 51st Coolest
Coolest since:
 1917
77th Warmest
Warmest since:
 2015
Ties: 1947
Aug 2010–Apr 2011
9-Month 		42.0°F
(5.6°C)		 42.2°F
(5.7°C)		 -0.2°F
(-0.1°C)		 49th Coolest
Coolest since:
 1949
79th Warmest
Warmest since:
 2015
Ties: 2017
Jul 2010–Apr 2011
10-Month 		44.2°F
(6.8°C)		 44.4°F
(6.9°C)		 -0.2°F
(-0.1°C)		 48th Coolest
Coolest since:
 1917, 1949
80th Warmest
Warmest since:
 2015
Ties: 1997, 2009, 2017
Jun 2010–Apr 2011
11-Month 		45.3°F
(7.4°C)		 45.6°F
(7.6°C)		 -0.3°F
(-0.2°C)		 40th Coolest
Coolest since:
 1917
88th Warmest
Warmest since:
 2016
Ties: 1928, 1947, 1973, 1984, 1993, 2001, 2008, 2009
May 2010–Apr 2011
12-Month 		45.5°F
(7.5°C)		 46.1°F
(7.8°C)		 -0.6°F
(-0.3°C)		 33rd Coolest
Coolest since:
 1917
95th Warmest
Warmest since:
 2016
Ties: 1928
Nov 2009–Apr 2011
18-Month 		42.9°F
(6.1°C)		 42.6°F
(5.9°C)		 0.3°F
(0.2°C)		 71st Coolest
Coolest since:
 1917
56th Warmest
Warmest since:
 2016
Ties: 1953, 2002
May 2009–Apr 2011
24-Month 		46.7°F
(8.2°C)		 46.1°F
(7.8°C)		 0.6°F
(0.4°C)		 86th Coolest
Coolest since:
 1917, 1950
41st Warmest
Warmest since:
 2016
Ties: 1934, 1954
May 2008–Apr 2011
36-Month 		46.4°F
(8.0°C)		 46.1°F
(7.8°C)		 0.3°F
(0.2°C)		 76th Coolest
Coolest since:
 1957
50th Warmest
Warmest since:
 2016
Ties: 1925, 1947, 1963, 1970, 2009
May 2007–Apr 2011
48-Month 		46.3°F
(7.9°C)		 46.1°F
(7.8°C)		 0.2°F
(0.1°C)		 72nd Coolest
Coolest since:
 1952, 1957
53rd Warmest
Warmest since:
 2016, 2018
Ties: 1934, 1936, 1947, 1948, 1971, 1981
May 2006–Apr 2011
60-Month 		46.5°F
(8.1°C)		 46.1°F
(7.8°C)		 0.4°F
(0.3°C)		 82nd Coolest
Coolest since:
 1913, 1952
42nd Warmest
Warmest since:
 2018, 2019
Ties: 1940, 1961, 1963, 2013

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