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 1990

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1990
1-Month
20.1°F
(-6.6°C)
28.1°F
(-2.2°C)
-8.0°F
(-4.4°C)
1st Coolest Coolest to Date 1990
126th Warmest Warmest since: 1989 1917
Nov–Dec 1990
2-Month
28.2°F
(-2.1°C)
31.3°F
(-0.4°C)
-3.1°F
(-1.7°C)
11th Coolest Coolest since: 1985 1985
116th Warmest Warmest since: 1989 1917
Oct–Dec 1990
3-Month
33.5°F
(0.8°C)
36.1°F
(2.3°C)
-2.6°F
(-1.5°C)
10th Coolest Coolest since: 1985 1985
117th Warmest Warmest since: 1989 1917
Sep–Dec 1990
4-Month
40.5°F
(4.7°C)
41.0°F
(5.0°C)
-0.5°F
(-0.3°C)
43rd Coolest Coolest since: 1985 1985
84th Warmest Warmest since: 1989 1917
Ties: 1902, 1908, 1956
Aug–Dec 1990
5-Month
45.4°F
(7.4°C)
45.5°F
(7.5°C)
-0.1°F
(-0.1°C)
52nd Coolest Coolest since: 1985 1985
75th Warmest Warmest since: 1989 1917, 2014
Ties: 1897, 1910, 1945
Jul–Dec 1990
6-Month
48.9°F
(9.4°C)
48.6°F
(9.2°C)
0.3°F
(0.2°C)
63rd Coolest Coolest since: 1986 1985
64th Warmest Warmest since: 1989 2014
Ties: 1947, 1949, 1965
Jun–Dec 1990
7-Month
50.0°F
(10.0°C)
49.7°F
(9.8°C)
0.3°F
(0.2°C)
58th Coolest Coolest since: 1985 1916
69th Warmest Warmest since: 1989 2015
Ties: 1922, 1929, 1949, 1965, 1969, 1980, 2005, 2010
May–Dec 1990
8-Month
49.8°F
(9.9°C)
49.8°F
(9.9°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 1985 1916
74th Warmest Warmest since: 1989 2015
Ties: 1922, 1976, 1996, 2011
Apr–Dec 1990
9-Month
49.5°F
(9.7°C)
49.0°F
(9.4°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 1986 1916
47th Warmest Warmest since: 1989 2015
Ties: 1941, 1963, 1973, 1977, 1980, 1995, 1999
Mar–Dec 1990
10-Month
48.4°F
(9.1°C)
47.6°F
(8.7°C)
0.8°F
(0.4°C)
91st Coolest Coolest since: 1985 1916
36th Warmest Warmest since: 1989 2015
Ties: 1949, 2002, 2005
Feb–Dec 1990
11-Month
46.7°F
(8.2°C)
46.1°F
(7.8°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 1989 1955
41st Warmest Warmest since: 1988 2015
Ties: 1915, 1938, 1973, 1977, 1980, 2002
Jan–Dec 1990
12-Month
45.4°F
(7.4°C)
44.5°F
(6.9°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1989 1916
32nd Warmest Warmest since: 1988 2015
Ties: 1961, 1991, 1997
Jul 1989–Dec 1990
18-Month
46.7°F
(8.2°C)
45.8°F
(7.7°C)
0.9°F
(0.5°C)
93rd Coolest Coolest since: 1989 1985
33rd Warmest Warmest since: 1988 2015
Jan 1989–Dec 1990
24-Month
45.0°F
(7.2°C)
44.4°F
(6.9°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 1986 1917
42nd Warmest Warmest since: 1989 2015
Ties: 1954, 1966, 1974
Jan 1988–Dec 1990
36-Month
45.3°F
(7.4°C)
44.4°F
(6.9°C)
0.9°F
(0.5°C)
97th Coolest Coolest since: 1987 1913
28th Warmest Warmest since: 1989 2016
Ties: 1935, 1997, 2013
Jan 1987–Dec 1990
48-Month
45.6°F
(7.6°C)
44.4°F
(6.9°C)
1.2°F
(0.7°C)
108th Coolest Coolest since: 1988 1913, 1914, 1919
16th Warmest Warmest since: 1989 2016, 2017
Ties: 1942, 1992, 1995, 1998, 2000
Jan 1986–Dec 1990
60-Month
45.7°F
(7.6°C)
44.5°F
(6.9°C)
1.2°F
(0.7°C)
112th Coolest Coolest since: 1989 1913
11th Warmest Warmest to Date 2018
Ties: 1992, 1998, 2003, 2008, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 25, 2021 from https://www.ncdc.noaa.gov/cag/