Climate at a Glance

Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2021. For more information, please see Climatological Rankings.


Pacific Northwest Basin

Average Temperature Rankings, December 2020

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2020
1-Month
30.9°F
(-0.6°C)
28.1°F
(-2.2°C)
2.8°F
(1.6°C)
101st Coolest Coolest since: 2018 1990
26th Warmest Warmest since: 2019 1917
Ties: 1940
Nov–Dec 2020
2-Month
33.3°F
(0.7°C)
31.3°F
(-0.4°C)
2.0°F
(1.1°C)
96th Coolest Coolest since: 2018 1985
31st Warmest Warmest since: 2019 1917
Ties: 1900
Oct–Dec 2020
3-Month
38.1°F
(3.4°C)
36.2°F
(2.3°C)
1.9°F
(1.1°C)
108th Coolest Coolest since: 2019 1985
19th Warmest Warmest since: 2014 1917
Sep–Dec 2020
4-Month
43.6°F
(6.4°C)
41.1°F
(5.1°C)
2.5°F
(1.3°C)
120th Coolest Coolest since: 2019 1985
7th Warmest Warmest since: 2014 1917
Aug–Dec 2020
5-Month
48.1°F
(8.9°C)
45.5°F
(7.5°C)
2.6°F
(1.4°C)
124th Coolest Coolest since: 2019 1985
3rd Warmest Warmest since: 2014 1917, 2014
Jul–Dec 2020
6-Month
50.9°F
(10.5°C)
48.6°F
(9.2°C)
2.3°F
(1.3°C)
122nd Coolest Coolest since: 2019 1985
5th Warmest Warmest since: 2014 2014
Ties: 2003
Jun–Dec 2020
7-Month
51.7°F
(10.9°C)
49.7°F
(9.8°C)
2.0°F
(1.1°C)
121st Coolest Coolest since: 2019 1916
6th Warmest Warmest since: 2017 2015
May–Dec 2020
8-Month
51.7°F
(10.9°C)
49.8°F
(9.9°C)
1.9°F
(1.0°C)
121st Coolest Coolest since: 2019 1916
6th Warmest Warmest since: 2017 2015
Apr–Dec 2020
9-Month
50.9°F
(10.5°C)
49.0°F
(9.4°C)
1.9°F
(1.1°C)
120th Coolest Coolest since: 2019 1916
7th Warmest Warmest since: 2015 2015
Mar–Dec 2020
10-Month
49.4°F
(9.7°C)
47.6°F
(8.7°C)
1.8°F
(1.0°C)
114th Coolest Coolest since: 2019 1916
13th Warmest Warmest since: 2017 2015
Feb–Dec 2020
11-Month
47.8°F
(8.8°C)
46.1°F
(7.8°C)
1.7°F
(1.0°C)
115th Coolest Coolest since: 2019 1955
12th Warmest Warmest since: 2017 2015
Ties: 1926, 1988, 2007
Jan–Dec 2020
12-Month
46.5°F
(8.1°C)
44.5°F
(6.9°C)
2.0°F
(1.2°C)
119th Coolest Coolest since: 2019 1916
8th Warmest Warmest since: 2016 2015
Ties: 1940
Jul 2019–Dec 2020
18-Month
47.3°F
(8.5°C)
45.8°F
(7.7°C)
1.5°F
(0.8°C)
113th Coolest Coolest since: 2019 1985
13th Warmest Warmest since: 2018 2015
Ties: 2007, 2012
Jan 2019–Dec 2020
24-Month
45.7°F
(7.6°C)
44.4°F
(6.9°C)
1.3°F
(0.7°C)
103rd Coolest Coolest since: 2019 1917
23rd Warmest Warmest since: 2018 2015
Jan 2018–Dec 2020
36-Month
45.9°F
(7.7°C)
44.4°F
(6.9°C)
1.5°F
(0.8°C)
113th Coolest Coolest since: 2019 1913
12th Warmest Warmest since: 2018 2016
Ties: 1940, 1992, 2007
Jan 2017–Dec 2020
48-Month
45.9°F
(7.7°C)
44.4°F
(6.9°C)
1.5°F
(0.8°C)
114th Coolest Coolest since: 2014 1913, 1914, 1919
10th Warmest Warmest since: 2019 2016, 2017
Ties: 1941
Jan 2016–Dec 2020
60-Month
46.1°F
(7.8°C)
44.4°F
(6.9°C)
1.7°F
(0.9°C)
116th Coolest Coolest since: 2014 1913
7th Warmest Warmest since: 2019 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 19, 2021 from https://www.ncdc.noaa.gov/cag/