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, January 1901

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 1901
1-Month
27.0°F
(-2.8°C)
26.2°F
(-3.2°C)
0.8°F
(0.4°C)
55th Coolest
Coolest since:
1937, 1949
74th Warmest
Warmest since:
1953
Ties: 1984
Dec 1900–Jan 1901
2-Month
29.9°F
(-1.2°C)
27.1°F
(-2.7°C)
2.8°F
(1.5°C)
102nd Coolest
Coolest since:
1949
26th Warmest
Warmest to Date
1934
Ties: 1926, 1970
Nov 1900–Jan 1901
3-Month
31.2°F
(-0.4°C)
29.6°F
(-1.3°C)
1.6°F
(0.9°C)
90th Coolest
Coolest since:
1949
38th Warmest
Warmest since:
1934
Ties: 1914, 1975, 1976, 1982
Oct 1900–Jan 1901
4-Month
34.4°F
(1.3°C)
33.7°F
(0.9°C)
0.7°F
(0.4°C)
72nd Coolest
Coolest since:
1949
56th Warmest
Warmest since:
1934
Ties: 1926, 1965, 1970, 1987
Sep 1900–Jan 1901
5-Month
38.2°F
(3.4°C)
38.1°F
(3.4°C)
0.1°F
(0.0°C)
56th Coolest
Coolest since:
1949
72nd Warmest
Warmest since:
2015
Ties: 1943, 1955, 1983, 1997
Aug 1900–Jan 1901
6-Month
41.7°F
(5.4°C)
42.2°F
(5.7°C)
-0.5°F
(-0.3°C)
37th Coolest
Coolest since:
1949
91st Warmest
Warmest since:
2015
Ties: 1898, 1971
Jul 1900–Jan 1901
7-Month
44.7°F
(7.1°C)
45.4°F
(7.4°C)
-0.7°F
(-0.3°C)
36th Coolest
Coolest since:
1949
92nd Warmest
Warmest since:
2015
Ties: 1906
Jun 1900–Jan 1901
8-Month
46.6°F
(8.1°C)
46.8°F
(8.2°C)
-0.2°F
(-0.1°C)
44th Coolest
Coolest since:
1949
84th Warmest
Warmest since:
2022
Ties: 1897, 1921, 1942, 1993
May 1900–Jan 1901
9-Month
47.2°F
(8.4°C)
47.2°F
(8.4°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1917
74th Warmest
Warmest to Date
2015
Ties: 1908, 1946, 1976, 1991, 1994
Apr 1900–Jan 1901
10-Month
46.9°F
(8.3°C)
46.8°F
(8.2°C)
0.1°F
(0.1°C)
63rd Coolest
Coolest since:
1917, 1949
65th Warmest
Warmest to Date
2015
Mar 1900–Jan 1901
11-Month
46.3°F
(7.9°C)
45.7°F
(7.6°C)
0.6°F
(0.3°C)
78th Coolest
Coolest since:
1949
50th Warmest
Warmest to Date
2016
Ties: 1958, 1961, 1964, 1970, 1996, 2001
Feb 1900–Jan 1901
12-Month
44.9°F
(7.2°C)
44.4°F
(6.9°C)
0.5°F
(0.3°C)
77th Coolest
Coolest since:
1949
51st Warmest
Warmest to Date
2016
Ties: 1905, 1911, 1958, 1974, 2011, 2020
Aug 1899–Jan 1901
18-Month
44.1°F
(6.7°C)
43.7°F
(6.5°C)
0.4°F
(0.2°C)
76th Coolest
Coolest since:
1917
51st Warmest
Warmest to Date
2016
Ties: 1960, 1962
Feb 1899–Jan 1901
24-Month
44.0°F
(6.7°C)
44.4°F
(6.9°C)
-0.4°F
(-0.2°C)
36th Coolest
Coolest since:
1913, 1950, 1957
91st Warmest
Warmest to Date
2016
Ties: 1905, 1911, 1958
Feb 1898–Jan 1901
36-Month
44.0°F
(6.7°C)
44.4°F
(6.9°C)
-0.4°F
(-0.2°C)
35th Coolest
Coolest since:
1914
91st Warmest
Warmest to Date
2017
Ties: 1906, 1920
Feb 1897–Jan 1901
48-Month
44.0°F
(6.7°C)
44.5°F
(6.9°C)
-0.5°F
(-0.2°C)
31st Coolest
Coolest since:
1915
94th Warmest
Warmest to Date
2018
Ties: 1903, 1905, 1907, 1930, 1979
Feb 1896–Jan 1901
60-Month
43.9°F
(6.6°C)
44.4°F
(6.9°C)
-0.5°F
(-0.3°C)
21st Coolest
Coolest since:
1917
103rd Warmest
Warmest to Date
2018, 2019
Ties: 1910, 1922, 1951, 1957, 1958, 1986, 1987

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