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 1904

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1904
1-Month
29.5°F
(-1.4°C)
28.1°F
(-2.2°C)
1.4°F
(0.8°C)
81st Coolest
Coolest since:
1990
48th Warmest
Warmest since:
1917
Ties: 1956
Nov–Dec 1904
2-Month
34.5°F
(1.4°C)
31.3°F
(-0.4°C)
3.2°F
(1.8°C)
118th Coolest
Coolest since:
1985
11th Warmest
Warmest to Date
1917
Oct–Dec 1904
3-Month
38.8°F
(3.8°C)
36.2°F
(2.3°C)
2.6°F
(1.5°C)
118th Coolest
Coolest since:
1985
11th Warmest
Warmest since:
1917
Ties: 1962
Sep–Dec 1904
4-Month
43.3°F
(6.3°C)
41.1°F
(5.1°C)
2.2°F
(1.2°C)
119th Coolest
Coolest since:
1985
10th Warmest
Warmest to Date
1917
Ties: 1933
Aug–Dec 1904
5-Month
47.4°F
(8.6°C)
45.5°F
(7.5°C)
1.9°F
(1.1°C)
117th Coolest
Coolest since:
1985
12th Warmest
Warmest to Date
1917, 2014
Ties: 1933, 1963, 1967, 2015
Jul–Dec 1904
6-Month
50.0°F
(10.0°C)
48.6°F
(9.2°C)
1.4°F
(0.8°C)
106th Coolest
Coolest since:
1985
23rd Warmest
Warmest to Date
2014
Ties: 1906, 1950, 1979, 1988
Jun–Dec 1904
7-Month
50.8°F
(10.4°C)
49.7°F
(9.8°C)
1.1°F
(0.6°C)
98th Coolest
Coolest since:
1916
31st Warmest
Warmest to Date
2021
Ties: 1953, 2007, 2016
May–Dec 1904
8-Month
50.7°F
(10.4°C)
49.8°F
(9.9°C)
0.9°F
(0.5°C)
96th Coolest
Coolest since:
1916
33rd Warmest
Warmest to Date
2021
Ties: 1974
Apr–Dec 1904
9-Month
50.0°F
(10.0°C)
49.0°F
(9.4°C)
1.0°F
(0.6°C)
101st Coolest
Coolest since:
1916
28th Warmest
Warmest to Date
2021
Ties: 1989, 2002, 2022
Mar–Dec 1904
10-Month
48.2°F
(9.0°C)
47.6°F
(8.7°C)
0.6°F
(0.3°C)
83rd Coolest
Coolest since:
1916
46th Warmest
Warmest since:
2015
Ties: 1900, 1933, 1963, 1973, 1995, 1999
Feb–Dec 1904
11-Month
46.5°F
(8.1°C)
46.1°F
(7.8°C)
0.4°F
(0.3°C)
76th Coolest
Coolest since:
1955
53rd Warmest
Warmest since:
2015
Ties: 1900
Jan–Dec 1904
12-Month
44.9°F
(7.2°C)
44.4°F
(6.9°C)
0.5°F
(0.3°C)
81st Coolest
Coolest since:
1916
48th Warmest
Warmest since:
2015
Ties: 1906, 1915, 1973, 1980, 1983, 2009, 2019
Jul 1903–Dec 1904
18-Month
45.7°F
(7.6°C)
45.8°F
(7.7°C)
-0.1°F
(-0.1°C)
50th Coolest
Coolest since:
1985
78th Warmest
Warmest since:
2015
Ties: 1921, 1931, 1936, 1942, 1951, 1973, 1983
Jan 1903–Dec 1904
24-Month
44.0°F
(6.7°C)
44.5°F
(6.9°C)
-0.5°F
(-0.2°C)
33rd Coolest
Coolest since:
1917
95th Warmest
Warmest since:
2015
Ties: 1897, 1908, 1948, 1986
Jan 1902–Dec 1904
36-Month
43.8°F
(6.6°C)
44.4°F
(6.9°C)
-0.6°F
(-0.3°C)
24th Coolest
Coolest since:
1913
103rd Warmest
Warmest since:
2016
Ties: 1898, 1949, 1952, 1986
Jan 1901–Dec 1904
48-Month
43.9°F
(6.6°C)
44.4°F
(6.9°C)
-0.5°F
(-0.3°C)
24th Coolest
Coolest since:
1913, 1914, 1919
102nd Warmest
Warmest since:
2016, 2017
Ties: 1900, 1931, 1933
Jan 1900–Dec 1904
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 to Date
2018
Ties: 1907, 1946, 1948, 1958, 1959, 1972, 1975

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