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 1991

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1991
1-Month
30.7°F
(-0.7°C)
28.1°F
(-2.2°C)
2.6°F
(1.5°C)
96th Coolest Coolest since: 1990 1990
31st Warmest Warmest since: 1981 1917
Ties: 1969
Nov–Dec 1991
2-Month
32.6°F
(0.3°C)
31.4°F
(-0.3°C)
1.2°F
(0.6°C)
86th Coolest Coolest since: 1990 1985
41st Warmest Warmest since: 1989 1917
Ties: 1906, 2018
Oct–Dec 1991
3-Month
37.2°F
(2.9°C)
36.2°F
(2.3°C)
1.0°F
(0.6°C)
90th Coolest Coolest since: 1990 1985
37th Warmest Warmest since: 1989 1917
Ties: 1929, 2003
Sep–Dec 1991
4-Month
42.6°F
(5.9°C)
41.0°F
(5.0°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 1990 1985
25th Warmest Warmest since: 1988 1917
Ties: 1907, 1943, 2003
Aug–Dec 1991
5-Month
47.3°F
(8.5°C)
45.5°F
(7.5°C)
1.8°F
(1.0°C)
111th Coolest Coolest since: 1990 1985
16th Warmest Warmest since: 1967 1917, 2014
Ties: 1950, 1998, 2003
Jul–Dec 1991
6-Month
50.3°F
(10.2°C)
48.6°F
(9.2°C)
1.7°F
(1.0°C)
110th Coolest Coolest since: 1990 1985
17th Warmest Warmest since: 1967 2014
Jun–Dec 1991
7-Month
50.9°F
(10.5°C)
49.8°F
(9.9°C)
1.1°F
(0.6°C)
100th Coolest Coolest since: 1990 1916
27th Warmest Warmest since: 1988 2015
Ties: 1950
May–Dec 1991
8-Month
50.4°F
(10.2°C)
49.7°F
(9.8°C)
0.7°F
(0.4°C)
85th Coolest Coolest since: 1990 1916
42nd Warmest Warmest since: 1989 2015
Ties: 1949, 1950, 1969, 1986, 1995
Apr–Dec 1991
9-Month
49.4°F
(9.7°C)
49.0°F
(9.4°C)
0.4°F
(0.3°C)
72nd Coolest Coolest since: 1986 1916
55th Warmest Warmest since: 1990 2015
Ties: 1942, 1950, 1986, 2005, 2009
Mar–Dec 1991
10-Month
48.0°F
(8.9°C)
47.7°F
(8.7°C)
0.3°F
(0.2°C)
75th Coolest Coolest since: 1985 1916
52nd Warmest Warmest since: 1990 2015
Ties: 1906, 1915, 1918, 1953, 1957, 1962, 1969, 1977, 1980
Feb–Dec 1991
11-Month
47.1°F
(8.4°C)
46.1°F
(7.8°C)
1.0°F
(0.6°C)
98th Coolest Coolest since: 1990 1955
29th Warmest Warmest since: 1988 2015
Ties: 1979, 1981, 1995
Jan–Dec 1991
12-Month
45.4°F
(7.4°C)
44.5°F
(6.9°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1990 1916
32nd Warmest Warmest since: 1990 2015
Ties: 1961, 1990, 1997
Jul 1990–Dec 1991
18-Month
46.5°F
(8.1°C)
45.8°F
(7.7°C)
0.7°F
(0.4°C)
86th Coolest Coolest since: 1989 1985
40th Warmest Warmest since: 1990 2015
Ties: 1959, 1966, 2001, 2009
Jan 1990–Dec 1991
24-Month
45.4°F
(7.4°C)
44.5°F
(6.9°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 1990 1917
30th Warmest Warmest since: 1988 2015
Ties: 1958, 1981
Jan 1989–Dec 1991
36-Month
45.1°F
(7.3°C)
44.4°F
(6.9°C)
0.7°F
(0.4°C)
86th Coolest Coolest since: 1987 1913
39th Warmest Warmest since: 1990 2016
Ties: 1960, 1981, 1995, 2009
Jan 1988–Dec 1991
48-Month
45.3°F
(7.4°C)
44.4°F
(6.9°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 1988 1913, 1914, 1919
28th Warmest Warmest since: 1990 2016, 2017
Ties: 1993, 2009, 2013
Jan 1987–Dec 1991
60-Month
45.5°F
(7.5°C)
44.4°F
(6.9°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1989 1913
19th Warmest Warmest since: 1990 2018
Ties: 1941, 1942, 1995, 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 16, 2021 from https://www.ncdc.noaa.gov/cag/