Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pacific Northwest Basin

Average Temperature Rankings, December 1952

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1952
1-Month
29.2°F
(-1.6°C)
28.1°F
(-2.2°C)
1.1°F
(0.6°C)
78th Coolest
Coolest since:
1990
51st Warmest
Warmest since:
1917
Ties: 2012, 2018
Nov–Dec 1952
2-Month
29.6°F
(-1.3°C)
31.3°F
(-0.4°C)
-1.7°F
(-0.9°C)
27th Coolest
Coolest since:
1985
102nd Warmest
Warmest since:
1917
Oct–Dec 1952
3-Month
36.4°F
(2.4°C)
36.1°F
(2.3°C)
0.3°F
(0.1°C)
62nd Coolest
Coolest since:
1985
67th Warmest
Warmest since:
1917
Ties: 1903, 1945, 1975, 2011
Sep–Dec 1952
4-Month
42.0°F
(5.6°C)
41.1°F
(5.1°C)
0.9°F
(0.5°C)
85th Coolest
Coolest since:
1985
44th Warmest
Warmest since:
1917
Ties: 1940, 2008, 2010
Aug–Dec 1952
5-Month
46.3°F
(7.9°C)
45.5°F
(7.5°C)
0.8°F
(0.4°C)
86th Coolest
Coolest since:
1985
43rd Warmest
Warmest since:
1917, 2014
Ties: 1906, 1980
Jul–Dec 1952
6-Month
49.2°F
(9.6°C)
48.6°F
(9.2°C)
0.6°F
(0.4°C)
79th Coolest
Coolest since:
1985
50th Warmest
Warmest since:
2014
Ties: 1936, 1973, 1994, 2005, 2010
Jun–Dec 1952
7-Month
50.1°F
(10.1°C)
49.7°F
(9.8°C)
0.4°F
(0.3°C)
71st Coolest
Coolest since:
1916
58th Warmest
Warmest since:
2021
Ties: 1941, 1961, 1992, 2009
May–Dec 1952
8-Month
50.2°F
(10.1°C)
49.8°F
(9.9°C)
0.4°F
(0.2°C)
73rd Coolest
Coolest since:
1916
56th Warmest
Warmest since:
2021
Ties: 1941, 1962, 2005
Apr–Dec 1952
9-Month
49.6°F
(9.8°C)
49.0°F
(9.4°C)
0.6°F
(0.4°C)
85th Coolest
Coolest since:
1916
44th Warmest
Warmest since:
2021
Ties: 1947, 1962, 1969, 1981
Mar–Dec 1952
10-Month
47.8°F
(8.8°C)
47.7°F
(8.7°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1916
71st Warmest
Warmest since:
2015
Ties: 1931, 1950, 2009
Feb–Dec 1952
11-Month
46.0°F
(7.8°C)
46.1°F
(7.8°C)
-0.1°F
(0.0°C)
50th Coolest
Coolest since:
1955
79th Warmest
Warmest since:
2015
Ties: 1928, 1942, 1943, 1965, 1983
Jan–Dec 1952
12-Month
44.1°F
(6.7°C)
44.5°F
(6.9°C)
-0.4°F
(-0.2°C)
45th Coolest
Coolest since:
1916
84th Warmest
Warmest since:
2015
Ties: 1943
Jul 1951–Dec 1952
18-Month
45.2°F
(7.3°C)
45.8°F
(7.7°C)
-0.6°F
(-0.4°C)
24th Coolest
Coolest since:
1985
104th Warmest
Warmest since:
2015
Ties: 1964, 1972, 1979
Jan 1951–Dec 1952
24-Month
43.8°F
(6.6°C)
44.4°F
(6.9°C)
-0.6°F
(-0.3°C)
23rd Coolest
Coolest since:
1917
105th Warmest
Warmest since:
2015
Ties: 1898, 1965, 1972, 1976
Jan 1950–Dec 1952
36-Month
43.8°F
(6.6°C)
44.5°F
(6.9°C)
-0.7°F
(-0.3°C)
24th Coolest
Coolest since:
1913
103rd Warmest
Warmest since:
2016
Ties: 1898, 1904, 1949, 1986
Jan 1949–Dec 1952
48-Month
43.7°F
(6.5°C)
44.5°F
(6.9°C)
-0.8°F
(-0.4°C)
18th Coolest
Coolest since:
1913, 1914, 1919
108th Warmest
Warmest since:
2016, 2017
Ties: 1918
Jan 1948–Dec 1952
60-Month
43.5°F
(6.4°C)
44.4°F
(6.9°C)
-0.9°F
(-0.5°C)
4th Coolest
Coolest since:
1913
121st Warmest
Warmest since:
2018
Ties: 1899, 1912, 1914, 1917, 1923

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