Regional Rankings

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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.

Great Basin

Average Temperature Rankings, December 2019

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2019 1-Month	31.5°F (-0.3°C)	29.7°F (-1.3°C)	1.8°F (1.0°C)	84th Coolest	Coolest since: 2018	1909, 1932
December 2019 1-Month	31.5°F (-0.3°C)	29.7°F (-1.3°C)	1.8°F (1.0°C)	45th Warmest	Warmest since: 2017	1917
Nov–Dec 2019 2-Month	36.0°F (2.2°C)	33.7°F (0.9°C)	2.3°F (1.3°C)	106th Coolest	Coolest since: 2018	1931
	36.0°F (2.2°C)	33.7°F (0.9°C)	2.3°F (1.3°C)	23rd Warmest	Warmest since: 2017	1917
	Ties: 1900, 1934, 1996
Oct–Dec 2019 3-Month	38.7°F (3.7°C)	39.0°F (3.9°C)	-0.3°F (-0.2°C)	49th Coolest	Coolest since: 2013	1919
	38.7°F (3.7°C)	39.0°F (3.9°C)	-0.3°F (-0.2°C)	80th Warmest	Warmest since: 2018	1950
	Ties: 1902
Sep–Dec 2019 4-Month	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	56th Coolest	Coolest since: 2013	1971
	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	73rd Warmest	Warmest since: 2018	2014
	Ties: 1938, 1959, 2006
Aug–Dec 2019 5-Month	50.0°F (10.0°C)	49.5°F (9.7°C)	0.5°F (0.3°C)	76th Coolest	Coolest since: 2013	1916
	50.0°F (10.0°C)	49.5°F (9.7°C)	0.5°F (0.3°C)	53rd Warmest	Warmest since: 2018	2020
	Ties: 1949, 1989, 1997, 2002
Jul–Dec 2019 6-Month	53.7°F (12.1°C)	53.1°F (11.7°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 2013	1916
	53.7°F (12.1°C)	53.1°F (11.7°C)	0.6°F (0.4°C)	51st Warmest	Warmest since: 2018	2020
	Ties: 1952, 1969, 2006
Jun–Dec 2019 7-Month	55.1°F (12.8°C)	54.6°F (12.6°C)	0.5°F (0.2°C)	73rd Coolest	Coolest since: 2009	1916
	55.1°F (12.8°C)	54.6°F (12.6°C)	0.5°F (0.2°C)	56th Warmest	Warmest since: 2018	2021
	Ties: 1936, 1955, 1963
May–Dec 2019 8-Month	54.6°F (12.6°C)	54.6°F (12.6°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 2011	1916
	54.6°F (12.6°C)	54.6°F (12.6°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 2018	2021
	Ties: 1928, 1976, 1990, 2011
Apr–Dec 2019 9-Month	53.9°F (12.2°C)	53.5°F (11.9°C)	0.4°F (0.3°C)	69th Coolest	Coolest since: 2011	1912
	53.9°F (12.2°C)	53.5°F (11.9°C)	0.4°F (0.3°C)	60th Warmest	Warmest since: 2018	2021
	Ties: 1986, 2009, 2010
Mar–Dec 2019 10-Month	52.4°F (11.3°C)	52.0°F (11.1°C)	0.4°F (0.2°C)	75th Coolest	Coolest since: 2011	1912
	52.4°F (11.3°C)	52.0°F (11.1°C)	0.4°F (0.2°C)	54th Warmest	Warmest since: 2018	1934, 2021
	Ties: 1929, 1949, 2009, 2010
Feb–Dec 2019 11-Month	50.3°F (10.2°C)	50.3°F (10.2°C)	0.0°F (0.0°C)	62nd Coolest	Coolest since: 2011	1911, 1912
	50.3°F (10.2°C)	50.3°F (10.2°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 2018	1934
	Ties: 1927, 1972
Jan–Dec 2019 12-Month	48.8°F (9.3°C)	48.5°F (9.2°C)	0.3°F (0.1°C)	74th Coolest	Coolest since: 2011	1944
	48.8°F (9.3°C)	48.5°F (9.2°C)	0.3°F (0.1°C)	55th Warmest	Warmest since: 2018	1934
	Ties: 1901, 1925, 1927, 1928, 1961, 1969
Jul 2018–Dec 2019 18-Month	50.8°F (10.4°C)	49.9°F (9.9°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 2011	1912, 1913
	50.8°F (10.4°C)	49.9°F (9.9°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 2018	1934
	Ties: 1938, 1980, 1988, 1990
Jan 2018–Dec 2019 24-Month	49.9°F (9.9°C)	48.5°F (9.2°C)	1.4°F (0.7°C)	108th Coolest	Coolest since: 2012	1912, 1913
	49.9°F (9.9°C)	48.5°F (9.2°C)	1.4°F (0.7°C)	20th Warmest	Warmest since: 2018	2015
	Ties: 1940, 1987, 1995, 1997, 2008, 2012
Jan 2017–Dec 2019 36-Month	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F (1.1°C)	117th Coolest	Coolest since: 2013	1913
	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F (1.1°C)	10th Warmest	Warmest since: 2018	2016
	Ties: 2001, 2002
Jan 2016–Dec 2019 48-Month	50.5°F (10.3°C)	48.4°F (9.1°C)	2.1°F (1.2°C)	119th Coolest	Coolest since: 2014	1914
	50.5°F (10.3°C)	48.4°F (9.1°C)	2.1°F (1.2°C)	7th Warmest	Warmest since: 2018	2017
	Ties: 2003, 2022
Jan 2015–Dec 2019 60-Month	50.7°F (10.4°C)	48.4°F (9.1°C)	2.3°F (1.3°C)	120th Coolest	Coolest since: 2015	1899, 1915, 1916
	50.7°F (10.4°C)	48.4°F (9.1°C)	2.3°F (1.3°C)	5th Warmest	Warmest since: 2018	2018
	Ties: 2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings