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 1946

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1946
1-Month
31.1°F
(-0.5°C)
28.1°F
(-2.2°C)
3.0°F
(1.7°C)
108th Coolest
Coolest since:
1990
21st Warmest
Warmest since:
1917
Ties: 1953
Nov–Dec 1946
2-Month
31.7°F
(-0.2°C)
31.3°F
(-0.4°C)
0.4°F
(0.2°C)
67th Coolest
Coolest since:
1985
62nd Warmest
Warmest since:
1917
Ties: 1920, 1947
Oct–Dec 1946
3-Month
34.8°F
(1.6°C)
36.2°F
(2.3°C)
-1.4°F
(-0.7°C)
27th Coolest
Coolest since:
1985
102nd Warmest
Warmest since:
1917
Sep–Dec 1946
4-Month
39.7°F
(4.3°C)
41.1°F
(5.1°C)
-1.4°F
(-0.8°C)
22nd Coolest
Coolest since:
1985
107th Warmest
Warmest since:
1917
Ties: 1983
Aug–Dec 1946
5-Month
44.5°F
(6.9°C)
45.5°F
(7.5°C)
-1.0°F
(-0.6°C)
23rd Coolest
Coolest since:
1985
106th Warmest
Warmest since:
1917, 2014
Ties: 1896, 1927, 1928, 1955, 1959, 1961, 1982
Jul–Dec 1946
6-Month
47.9°F
(8.8°C)
48.6°F
(9.2°C)
-0.7°F
(-0.4°C)
33rd Coolest
Coolest since:
1985
96th Warmest
Warmest since:
2014
Ties: 1921, 1968
Jun–Dec 1946
7-Month
49.0°F
(9.4°C)
49.8°F
(9.9°C)
-0.8°F
(-0.5°C)
24th Coolest
Coolest since:
1916
105th Warmest
Warmest since:
2021
Ties: 1899, 1903, 1913, 1928, 1954, 1982
May–Dec 1946
8-Month
49.2°F
(9.6°C)
49.8°F
(9.9°C)
-0.6°F
(-0.3°C)
34th Coolest
Coolest since:
1916
95th Warmest
Warmest since:
2021
Ties: 1915, 1932, 1968
Apr–Dec 1946
9-Month
48.7°F
(9.3°C)
49.0°F
(9.4°C)
-0.3°F
(-0.1°C)
44th Coolest
Coolest since:
1916
85th Warmest
Warmest since:
2021
Ties: 1907, 1928, 1929
Mar–Dec 1946
10-Month
47.5°F
(8.6°C)
47.7°F
(8.7°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1916
81st Warmest
Warmest since:
2015
Ties: 1914, 1923, 1929, 1943, 1956
Feb–Dec 1946
11-Month
45.9°F
(7.7°C)
46.1°F
(7.8°C)
-0.2°F
(-0.1°C)
47th Coolest
Coolest since:
1955
82nd Warmest
Warmest since:
2015
Ties: 1901, 1921
Jan–Dec 1946
12-Month
44.4°F
(6.9°C)
44.5°F
(6.9°C)
-0.1°F
(0.0°C)
55th Coolest
Coolest since:
1916
74th Warmest
Warmest since:
2015
Ties: 1921, 1928, 1959, 1962, 1970, 2008
Jul 1945–Dec 1946
18-Month
45.8°F
(7.7°C)
45.8°F
(7.7°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1985
70th Warmest
Warmest since:
2015
Ties: 1906, 1915, 1935, 1944, 1970, 1976, 1978, 2011
Jan 1945–Dec 1946
24-Month
44.4°F
(6.9°C)
44.4°F
(6.9°C)
0.0°F
(0.0°C)
55th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2015
Ties: 1906, 1969, 1970, 1973, 1979
Jan 1944–Dec 1946
36-Month
44.3°F
(6.8°C)
44.4°F
(6.9°C)
-0.1°F
(-0.1°C)
50th Coolest
Coolest since:
1913
77th Warmest
Warmest since:
2016
Ties: 1907, 1908, 1965, 1966
Jan 1943–Dec 1946
48-Month
44.2°F
(6.8°C)
44.4°F
(6.9°C)
-0.2°F
(-0.1°C)
40th Coolest
Coolest since:
1913, 1914, 1919
86th Warmest
Warmest since:
2016, 2017
Ties: 1906, 1908, 1945, 1948, 1958, 1978
Jan 1942–Dec 1946
60-Month
44.2°F
(6.8°C)
44.4°F
(6.9°C)
-0.2°F
(-0.1°C)
39th Coolest
Coolest since:
1913
86th Warmest
Warmest since:
2018
Ties: 1904, 1907, 1948, 1958, 1959, 1972, 1975

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