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 2010

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 2010
1-Month
32.9°F
(0.5°C)
26.2°F
(-3.2°C)
6.7°F
(3.7°C)
122nd Coolest
Coolest since:
1937, 1949
7th Warmest
Warmest since:
1953
Ties: 1981
Dec 2009–Jan 2010
2-Month
28.6°F
(-1.9°C)
27.2°F
(-2.7°C)
1.4°F
(0.8°C)
78th Coolest
Coolest since:
1949
50th Warmest
Warmest since:
1934
Ties: 1966, 1974
Nov 2009–Jan 2010
3-Month
31.0°F
(-0.6°C)
29.6°F
(-1.3°C)
1.4°F
(0.7°C)
85th Coolest
Coolest since:
1949
43rd Warmest
Warmest since:
1934
Ties: 1994, 2013
Oct 2009–Jan 2010
4-Month
33.8°F
(1.0°C)
33.7°F
(0.9°C)
0.1°F
(0.1°C)
50th Coolest
Coolest since:
1949
78th Warmest
Warmest since:
1934
Ties: 1942, 1977, 2007
Sep 2009–Jan 2010
5-Month
39.0°F
(3.9°C)
38.0°F
(3.3°C)
1.0°F
(0.6°C)
76th Coolest
Coolest since:
1949
52nd Warmest
Warmest since:
2015
Ties: 1919, 1944, 1948, 1970, 1978, 2020
Aug 2009–Jan 2010
6-Month
43.2°F
(6.2°C)
42.2°F
(5.7°C)
1.0°F
(0.5°C)
82nd Coolest
Coolest since:
1949
46th Warmest
Warmest since:
2015
Ties: 1902
Jul 2009–Jan 2010
7-Month
46.6°F
(8.1°C)
45.4°F
(7.4°C)
1.2°F
(0.7°C)
93rd Coolest
Coolest since:
1949
35th Warmest
Warmest since:
2015
Ties: 1939, 1964
Jun 2009–Jan 2010
8-Month
47.9°F
(8.8°C)
46.8°F
(8.2°C)
1.1°F
(0.6°C)
92nd Coolest
Coolest since:
1949
36th Warmest
Warmest since:
2015, 2022
Ties: 1981, 1995, 2020
May 2009–Jan 2010
9-Month
48.3°F
(9.1°C)
47.1°F
(8.4°C)
1.2°F
(0.7°C)
97th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2015
Ties: 1939, 1992
Apr 2009–Jan 2010
10-Month
47.7°F
(8.7°C)
46.7°F
(8.2°C)
1.0°F
(0.5°C)
95th Coolest
Coolest since:
1917, 1949
33rd Warmest
Warmest since:
2015
Ties: 1918, 1927, 2006
Mar 2009–Jan 2010
11-Month
46.5°F
(8.1°C)
45.8°F
(7.7°C)
0.7°F
(0.4°C)
87th Coolest
Coolest since:
1949
41st Warmest
Warmest since:
2016
Ties: 1992
Feb 2009–Jan 2010
12-Month
45.2°F
(7.3°C)
44.4°F
(6.9°C)
0.8°F
(0.4°C)
86th Coolest
Coolest since:
1949
42nd Warmest
Warmest since:
2016
Ties: 1942, 1953, 1975, 1980, 2000
Aug 2008–Jan 2010
18-Month
44.7°F
(7.1°C)
43.7°F
(6.5°C)
1.0°F
(0.6°C)
92nd Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2016
Ties: 1942, 1964, 1996
Feb 2008–Jan 2010
24-Month
45.0°F
(7.2°C)
44.4°F
(6.9°C)
0.6°F
(0.3°C)
81st Coolest
Coolest since:
1913, 1950, 1957
46th Warmest
Warmest since:
2016
Ties: 1926, 1964, 1975, 1991, 1995
Feb 2007–Jan 2010
36-Month
45.3°F
(7.4°C)
44.4°F
(6.9°C)
0.9°F
(0.5°C)
95th Coolest
Coolest since:
1914
31st Warmest
Warmest since:
2017
Ties: 1927, 1935, 1936, 1943, 1991, 1998
Feb 2006–Jan 2010
48-Month
45.3°F
(7.4°C)
44.4°F
(6.9°C)
0.9°F
(0.5°C)
95th Coolest
Coolest since:
1915
30th Warmest
Warmest since:
2018
Ties: 1994, 2014
Feb 2005–Jan 2010
60-Month
45.4°F
(7.4°C)
44.4°F
(6.9°C)
1.0°F
(0.5°C)
100th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2018, 2019
Ties: 1943, 1995, 1997, 2001

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