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 May 2021. For more information, please see Climatological Rankings.


Pacific Northwest Basin

Average Temperature Rankings, December 1899

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1899
1-Month
27.8°F
(-2.3°C)
28.1°F
(-2.2°C)
-0.3°F
(-0.1°C)
51st Coolest Coolest since: 1898 1990
76th Warmest Warmest since: 1897 1917
Ties: 1912, 1935, 1982, 2001
Nov–Dec 1899
2-Month
33.7°F
(0.9°C)
31.3°F
(-0.4°C)
2.4°F
(1.3°C)
105th Coolest Coolest since: 1898 1985
22nd Warmest Warmest to Date 1917
Oct–Dec 1899
3-Month
36.6°F
(2.6°C)
36.2°F
(2.3°C)
0.4°F
(0.3°C)
71st Coolest Coolest since: 1898 1985
56th Warmest Warmest to Date 1917
Ties: 1944, 1949, 2017
Sep–Dec 1899
4-Month
41.7°F
(5.4°C)
41.1°F
(5.1°C)
0.6°F
(0.3°C)
72nd Coolest Coolest since: 1898 1985
55th Warmest Warmest to Date 1917
Ties: 1957
Aug–Dec 1899
5-Month
44.8°F
(7.1°C)
45.4°F
(7.4°C)
-0.6°F
(-0.3°C)
36th Coolest Coolest since: 1898 1985
91st Warmest Warmest since: 1897 1917, 2014
Ties: 1908, 1956, 1983, 2000
Jul–Dec 1899
6-Month
48.0°F
(8.9°C)
48.6°F
(9.2°C)
-0.6°F
(-0.3°C)
36th Coolest Coolest since: 1898 1985
91st Warmest Warmest since: 1897 2014
Ties: 1897, 1928, 1959
Jun–Dec 1899
7-Month
49.0°F
(9.4°C)
49.8°F
(9.9°C)
-0.8°F
(-0.5°C)
24th Coolest Coolest since: 1898 1916
103rd Warmest Warmest since: 1897 2015
Ties: 1903, 1913, 1928, 1946, 1954, 1982
May–Dec 1899
8-Month
48.5°F
(9.2°C)
49.8°F
(9.9°C)
-1.3°F
(-0.7°C)
11th Coolest Coolest since: 1895 1916
116th Warmest Warmest since: 1898 2015
Ties: 1955
Apr–Dec 1899
9-Month
47.6°F
(8.7°C)
49.0°F
(9.4°C)
-1.4°F
(-0.7°C)
11th Coolest Coolest to Date 1916
116th Warmest Warmest since: 1898 2015
Ties: 1964
Mar–Dec 1899
10-Month
46.2°F
(7.9°C)
47.7°F
(8.7°C)
-1.5°F
(-0.8°C)
8th Coolest Coolest to Date 1916
119th Warmest Warmest since: 1898 2015
Feb–Dec 1899
11-Month
44.2°F
(6.8°C)
46.1°F
(7.8°C)
-1.9°F
(-1.0°C)
5th Coolest Coolest to Date 1955
122nd Warmest Warmest since: 1898 2015
Ties: 1948
Jan–Dec 1899
12-Month
42.9°F
(6.1°C)
44.4°F
(6.9°C)
-1.5°F
(-0.8°C)
9th Coolest Coolest since: 1895 1916
118th Warmest Warmest since: 1898 2015
Ties: 1895
Jul 1898–Dec 1899
18-Month
44.4°F
(6.9°C)
45.9°F
(7.7°C)
-1.5°F
(-0.8°C)
9th Coolest Coolest to Date 1985
117th Warmest Warmest since: 1898 2015
Ties: 1920
Jan 1898–Dec 1899
24-Month
43.2°F
(6.2°C)
44.4°F
(6.9°C)
-1.2°F
(-0.7°C)
8th Coolest Coolest to Date 1917
118th Warmest Warmest since: 1898 2015
Ties: 1903, 1916, 1923, 1955
Jan 1897–Dec 1899
36-Month
43.5°F
(6.4°C)
44.4°F
(6.9°C)
-0.9°F
(-0.5°C)
9th Coolest Coolest to Date 1913
116th Warmest Warmest since: 1898 2016
Ties: 1911, 1914, 1922, 1951, 1985
Jan 1896–Dec 1899
48-Month
43.6°F
(6.4°C)
44.4°F
(6.9°C)
-0.8°F
(-0.5°C)
9th Coolest Coolest since: 1898 1913, 1914, 1919
115th Warmest Warmest since: 1898 2016, 2017
Ties: 1898, 1911, 1917, 1923, 1924, 1930, 1932, 1957
Jan 1895–Dec 1899
60-Month
43.5°F
(6.4°C)
44.4°F
(6.9°C)
-0.9°F
(-0.5°C)
4th Coolest Coolest to Date 1913
119th Warmest Warmest to Date 2018
Ties: 1912, 1914, 1917, 1923, 1952

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published June 2021, retrieved on June 12, 2021 from https://www.ncdc.noaa.gov/cag/