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 1902

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1902
1-Month
28.0°F
(-2.2°C)
28.1°F
(-2.2°C)
-0.1°F
(0.0°C)
57th Coolest
Coolest since:
1990
72nd Warmest
Warmest since:
1917
Ties: 1949, 1955
Nov–Dec 1902
2-Month
30.8°F
(-0.7°C)
31.3°F
(-0.4°C)
-0.5°F
(-0.3°C)
43rd Coolest
Coolest since:
1985
86th Warmest
Warmest since:
1917
Ties: 1936, 1940, 1956, 1968, 2013
Oct–Dec 1902
3-Month
36.1°F
(2.3°C)
36.2°F
(2.3°C)
-0.1°F
(0.0°C)
52nd Coolest
Coolest since:
1985
77th Warmest
Warmest since:
1917
Ties: 1923, 1960
Sep–Dec 1902
4-Month
40.5°F
(4.7°C)
41.1°F
(5.1°C)
-0.6°F
(-0.4°C)
43rd Coolest
Coolest since:
1985
86th Warmest
Warmest since:
1917
Ties: 1908, 1956, 1990
Aug–Dec 1902
5-Month
44.7°F
(7.1°C)
45.4°F
(7.4°C)
-0.7°F
(-0.3°C)
32nd Coolest
Coolest since:
1985
97th Warmest
Warmest since:
1917, 2014
Ties: 1900, 1903, 1932
Jul–Dec 1902
6-Month
47.3°F
(8.5°C)
48.6°F
(9.2°C)
-1.3°F
(-0.7°C)
14th Coolest
Coolest since:
1985
115th Warmest
Warmest since:
2014
Ties: 1903, 1972
Jun–Dec 1902
7-Month
48.4°F
(9.1°C)
49.7°F
(9.8°C)
-1.3°F
(-0.7°C)
12th Coolest
Coolest since:
1916
117th Warmest
Warmest since:
2021
May–Dec 1902
8-Month
48.6°F
(9.2°C)
49.8°F
(9.9°C)
-1.2°F
(-0.7°C)
13th Coolest
Coolest since:
1916
116th Warmest
Warmest since:
2021
Ties: 1905, 1930, 1964
Apr–Dec 1902
9-Month
47.7°F
(8.7°C)
49.0°F
(9.4°C)
-1.3°F
(-0.7°C)
13th Coolest
Coolest since:
1916
116th Warmest
Warmest since:
2021
Ties: 1895
Mar–Dec 1902
10-Month
46.3°F
(7.9°C)
47.6°F
(8.7°C)
-1.3°F
(-0.8°C)
9th Coolest
Coolest since:
1916
120th Warmest
Warmest since:
2015
Ties: 1895, 1909, 1919, 1984
Feb–Dec 1902
11-Month
45.1°F
(7.3°C)
46.1°F
(7.8°C)
-1.0°F
(-0.5°C)
20th Coolest
Coolest since:
1955
109th Warmest
Warmest since:
2015
Ties: 1920
Jan–Dec 1902
12-Month
43.5°F
(6.4°C)
44.5°F
(6.9°C)
-1.0°F
(-0.5°C)
22nd Coolest
Coolest since:
1916
107th Warmest
Warmest since:
2015
Ties: 1898, 1917, 1920, 1930, 1951
Jul 1901–Dec 1902
18-Month
45.5°F
(7.5°C)
45.9°F
(7.7°C)
-0.4°F
(-0.2°C)
37th Coolest
Coolest since:
1985
91st Warmest
Warmest since:
2015
Ties: 1910, 1928, 1960, 1969, 1975
Jan 1901–Dec 1902
24-Month
43.9°F
(6.6°C)
44.5°F
(6.9°C)
-0.6°F
(-0.3°C)
28th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2015
Ties: 1910, 1921, 1924, 1957
Jan 1900–Dec 1902
36-Month
44.4°F
(6.9°C)
44.5°F
(6.9°C)
-0.1°F
(0.0°C)
55th Coolest
Coolest since:
1913
72nd Warmest
Warmest to Date
2016
Ties: 1953, 1970, 1975, 1978
Jan 1899–Dec 1902
48-Month
44.0°F
(6.7°C)
44.4°F
(6.9°C)
-0.4°F
(-0.2°C)
28th Coolest
Coolest since:
1913, 1914, 1919
98th Warmest
Warmest since:
2016, 2017
Ties: 1901, 1903, 1909, 1910, 1921, 1925, 1949, 1956
Jan 1898–Dec 1902
60-Month
43.9°F
(6.6°C)
44.4°F
(6.9°C)
-0.5°F
(-0.3°C)
20th Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2018
Ties: 1900, 1905, 1918, 1921, 1950, 1985, 1986

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