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 2021

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
April 2021
1-Month		46.8°F
(8.2°C)		45.1°F
(7.3°C)		1.7°F
(0.9°C)		98th Coolest
Coolest since:
1955
32nd Warmest
Warmest since:
1934
Ties: 1905, 1949
Mar–Apr 2021
2-Month		43.3°F
(6.3°C)		41.8°F
(5.4°C)		1.5°F
(0.9°C)		106th Coolest
Coolest since:
1955
24th Warmest
Warmest since:
1934
Ties: 1939, 1981, 1986, 1988
Feb–Apr 2021
3-Month		39.3°F
(4.1°C)		38.9°F
(3.8°C)		0.4°F
(0.3°C)		79th Coolest
Coolest since:
1955
51st Warmest
Warmest since:
1934
Ties: 1895, 1965
Jan–Apr 2021
4-Month		38.1°F
(3.4°C)		36.3°F
(2.4°C)		1.8°F
(1.0°C)		97th Coolest
Coolest since:
1950
33rd Warmest
Warmest since:
1934
Ties: 2000
Dec 2020–Apr 2021
5-Month		37.2°F
(2.9°C)		35.2°F
(1.8°C)		2.0°F
(1.1°C)		106th Coolest
Coolest since:
1950
23rd Warmest
Warmest since:
1934
Ties: 1995
Nov 2020–Apr 2021
6-Month		37.3°F
(2.9°C)		35.4°F
(1.9°C)		1.9°F
(1.0°C)		107th Coolest
Coolest since:
1917, 1949
22nd Warmest
Warmest since:
1934
Ties: 1918, 1994
Oct 2020–Apr 2021
7-Month		38.9°F
(3.8°C)		37.1°F
(2.8°C)		1.8°F
(1.0°C)		109th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
1934
Ties: 1918
Sep 2020–Apr 2021
8-Month		41.7°F
(5.4°C)		39.6°F
(4.2°C)		2.1°F
(1.2°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2015
Ties: 2003, 2005
Aug 2020–Apr 2021
9-Month		44.3°F
(6.8°C)		42.2°F
(5.7°C)		2.1°F
(1.1°C)		118th Coolest
Coolest since:
1949
11th Warmest
Warmest since:
2015
Jul 2020–Apr 2021
10-Month		46.4°F
(8.0°C)		44.4°F
(6.9°C)		2.0°F
(1.1°C)		117th Coolest
Coolest since:
1917, 1949
12th Warmest
Warmest since:
2015
Ties: 1998, 2003
Jun 2020–Apr 2021
11-Month		47.4°F
(8.6°C)		45.6°F
(7.6°C)		1.8°F
(1.0°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2016
Ties: 1990, 2010, 2022
May 2020–Apr 2021
12-Month		47.9°F
(8.8°C)		46.1°F
(7.8°C)		1.8°F
(1.0°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2016
Ties: 1998, 2018
Nov 2019–Apr 2021
18-Month		44.5°F
(6.9°C)		42.6°F
(5.9°C)		1.9°F
(1.0°C)		119th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
2016
Ties: 1968
May 2019–Apr 2021
24-Month		47.7°F
(8.7°C)		46.1°F
(7.8°C)		1.6°F
(0.9°C)		118th Coolest
Coolest since:
1917, 1950
10th Warmest
Warmest since:
2016
Ties: 1940, 1988, 1992, 2006
May 2018–Apr 2021
36-Month		47.6°F
(8.7°C)		46.1°F
(7.8°C)		1.5°F
(0.9°C)		115th Coolest
Coolest since:
1957
12th Warmest
Warmest since:
2016
Ties: 2004, 2007, 2023
May 2017–Apr 2021
48-Month		47.6°F
(8.7°C)		46.1°F
(7.8°C)		1.5°F
(0.9°C)		117th Coolest
Coolest since:
1952, 1957
9th Warmest
Warmest since:
2016, 2018
Ties: 1942, 2022, 2023
May 2016–Apr 2021
60-Month		47.4°F
(8.6°C)		46.1°F
(7.8°C)		1.3°F
(0.8°C)		113th Coolest
Coolest since:
1913, 1952
12th Warmest
Warmest since:
2018, 2019
Ties: 2005, 2008

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