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 1983

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1983
1-Month
21.6°F
(-5.8°C)
28.1°F
(-2.2°C)
-6.5°F
(-3.6°C)
6th Coolest
Coolest since:
1990
123rd Warmest
Warmest since:
1917
Nov–Dec 1983
2-Month
29.2°F
(-1.6°C)
31.4°F
(-0.3°C)
-2.2°F
(-1.3°C)
22nd Coolest
Coolest since:
1985
107th Warmest
Warmest since:
1917
Ties: 1911, 2000
Oct–Dec 1983
3-Month
34.9°F
(1.6°C)
36.2°F
(2.3°C)
-1.3°F
(-0.7°C)
28th Coolest
Coolest since:
1985
101st Warmest
Warmest since:
1917
Sep–Dec 1983
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: 1946
Aug–Dec 1983
5-Month
44.8°F
(7.1°C)
45.5°F
(7.5°C)
-0.7°F
(-0.4°C)
36th Coolest
Coolest since:
1985
93rd Warmest
Warmest since:
1917, 2014
Ties: 1899, 1908, 1956, 2000
Jul–Dec 1983
6-Month
47.5°F
(8.6°C)
48.6°F
(9.2°C)
-1.1°F
(-0.6°C)
18th Coolest
Coolest since:
1985
111th Warmest
Warmest since:
2014
Ties: 1914, 1951, 1982
Jun–Dec 1983
7-Month
48.6°F
(9.2°C)
49.7°F
(9.8°C)
-1.1°F
(-0.6°C)
14th Coolest
Coolest since:
1916
115th Warmest
Warmest since:
2021
Ties: 1898, 1914, 1951, 1971
May–Dec 1983
8-Month
48.9°F
(9.4°C)
49.8°F
(9.9°C)
-0.9°F
(-0.5°C)
21st Coolest
Coolest since:
1916
108th Warmest
Warmest since:
2021
Ties: 1903, 1927, 1951, 1993
Apr–Dec 1983
9-Month
48.0°F
(8.9°C)
49.0°F
(9.4°C)
-1.0°F
(-0.5°C)
20th Coolest
Coolest since:
1916
109th Warmest
Warmest since:
2021
Ties: 1927, 1975
Mar–Dec 1983
10-Month
47.1°F
(8.4°C)
47.7°F
(8.7°C)
-0.6°F
(-0.3°C)
31st Coolest
Coolest since:
1916
98th Warmest
Warmest since:
2015
Ties: 1932, 1945, 1993
Feb–Dec 1983
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, 1952, 1965
Jan–Dec 1983
12-Month
44.9°F
(7.2°C)
44.5°F
(6.9°C)
0.4°F
(0.3°C)
81st Coolest
Coolest since:
1916
48th Warmest
Warmest since:
2015
Ties: 1904, 1906, 1915, 1973, 1980, 2009, 2019
Jul 1982–Dec 1983
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: 1904, 1921, 1931, 1936, 1942, 1951, 1973
Jan 1982–Dec 1983
24-Month
44.1°F
(6.7°C)
44.4°F
(6.9°C)
-0.3°F
(-0.2°C)
38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
2015
Ties: 1900, 1919, 1928, 1931, 1932, 1943, 1944, 1964, 1971, 1984
Jan 1981–Dec 1983
36-Month
44.7°F
(7.1°C)
44.4°F
(6.9°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1913
54th Warmest
Warmest since:
2016
Ties: 1928, 1947, 1954, 1961, 1962, 1982
Jan 1980–Dec 1983
48-Month
44.7°F
(7.1°C)
44.4°F
(6.9°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1913, 1914, 1919
54th Warmest
Warmest since:
2016, 2017
Ties: 1959, 1967, 1982, 2011
Jan 1979–Dec 1983
60-Month
44.7°F
(7.1°C)
44.4°F
(6.9°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1913
53rd Warmest
Warmest since:
2018
Ties: 1927, 1939, 1963, 1968

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