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 2016

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2021)		 Warmest/Coolest
Since		 Record
December 2016
1-Month 		23.5°F
(-4.7°C)		 28.1°F
(-2.2°C)		 -4.6°F
(-2.5°C)		 16th Coolest
Coolest since:
 1990
112th Warmest
Warmest since:
 1917
Nov–Dec 2016
2-Month 		32.3°F
(0.2°C)		 31.3°F
(-0.4°C)		 1.0°F
(0.6°C)		 80th Coolest
Coolest since:
 1985
48th Warmest
Warmest since:
 1917
Oct–Dec 2016
3-Month 		37.0°F
(2.8°C)		 36.1°F
(2.3°C)		 0.9°F
(0.5°C)		 80th Coolest
Coolest since:
 1985
48th Warmest
Warmest since:
 1917
Ties: 1947, 2008
Sep–Dec 2016
4-Month 		41.6°F
(5.3°C)		 41.0°F
(5.0°C)		 0.6°F
(0.3°C)		 70th Coolest
Coolest since:
 1985
58th Warmest
Warmest since:
 1917
Ties: 1975, 2006
Aug–Dec 2016
5-Month 		46.4°F
(8.0°C)		 45.5°F
(7.5°C)		 0.9°F
(0.5°C)		 90th Coolest
Coolest since:
 1985
38th Warmest
Warmest since:
 1917, 2014
Ties: 1943, 2002, 2008
Jul–Dec 2016
6-Month 		49.3°F
(9.6°C)		 48.6°F
(9.2°C)		 0.7°F
(0.4°C)		 84th Coolest
Coolest since:
 1985
44th Warmest
Warmest since:
 2014
Ties: 1938, 1943, 1980, 1989
Jun–Dec 2016
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
30th Warmest
Warmest since:
 2021
Ties: 1904, 1953, 2007
May–Dec 2016
8-Month 		51.0°F
(10.6°C)		 49.8°F
(9.9°C)		 1.2°F
(0.7°C)		 104th Coolest
Coolest since:
 1916
24th Warmest
Warmest since:
 2021
Ties: 1917, 2007
Apr–Dec 2016
9-Month 		50.8°F
(10.4°C)		 49.0°F
(9.4°C)		 1.8°F
(1.0°C)		 119th Coolest
Coolest since:
 1916
9th Warmest
Warmest since:
 2021
Ties: 1940, 2003, 2017, 2018
Mar–Dec 2016
10-Month 		49.6°F
(9.8°C)		 47.6°F
(8.7°C)		 2.0°F
(1.1°C)		 120th Coolest
Coolest since:
 1916
8th Warmest
Warmest since:
 2015
Ties: 1939, 1992, 2003, 2017
Feb–Dec 2016
11-Month 		48.4°F
(9.1°C)		 46.1°F
(7.8°C)		 2.3°F
(1.3°C)		 123rd Coolest
Coolest since:
 1955
5th Warmest
Warmest since:
 2015
Ties: 1958, 2014
Jan–Dec 2016
12-Month 		46.9°F
(8.3°C)		 44.4°F
(6.9°C)		 2.5°F
(1.4°C)		 122nd Coolest
Coolest since:
 1916
6th Warmest
Warmest since:
 2015
Ties: 2003
Jul 2015–Dec 2016
18-Month 		48.1°F
(8.9°C)		 45.8°F
(7.7°C)		 2.3°F
(1.2°C)		 123rd Coolest
Coolest since:
 1985
4th Warmest
Warmest since:
 2015
Ties: 1992
Jan 2015–Dec 2016
24-Month 		47.6°F
(8.7°C)		 44.4°F
(6.9°C)		 3.2°F
(1.8°C)		 125th Coolest
Coolest since:
 1917
2nd Warmest
Warmest since:
 2015
Jan 2014–Dec 2016
36-Month 		47.4°F
(8.6°C)		 44.4°F
(6.9°C)		 3.0°F
(1.7°C)		 125th Coolest
Coolest since:
 1913
1st Warmest
Warmest to Date
 2016
Jan 2013–Dec 2016
48-Month 		47.0°F
(8.3°C)		 44.5°F
(6.9°C)		 2.5°F
(1.4°C)		 124th Coolest
Coolest since:
 1913, 1914, 1919
1st Warmest
Warmest to Date
 2016, 2017
Ties: 2017
Jan 2012–Dec 2016
60-Month 		46.8°F
(8.2°C)		 44.4°F
(6.9°C)		 2.4°F
(1.3°C)		 122nd Coolest
Coolest since:
 1913
2nd Warmest
Warmest to Date
 2018

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