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 1917

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1917 1-Month	37.4°F (3.0°C)	29.7°F (-1.3°C)	7.7°F (4.3°C)	128th Coolest	Coolest since: 1916	1909, 1932
December 1917 1-Month	37.4°F (3.0°C)	29.7°F (-1.3°C)	7.7°F (4.3°C)	1st Warmest	Warmest to Date	1917
Nov–Dec 1917 2-Month	39.2°F (4.0°C)	33.6°F (0.9°C)	5.6°F (3.1°C)	128th Coolest	Coolest since: 1916	1931
Nov–Dec 1917 2-Month	39.2°F (4.0°C)	33.6°F (0.9°C)	5.6°F (3.1°C)	1st Warmest	Warmest to Date	1917
Oct–Dec 1917 3-Month	43.3°F (6.3°C)	39.0°F (3.9°C)	4.3°F (2.4°C)	127th Coolest	Coolest since: 1916	1919
Oct–Dec 1917 3-Month	43.3°F (6.3°C)	39.0°F (3.9°C)	4.3°F (2.4°C)	2nd Warmest	Warmest to Date	1950
Sep–Dec 1917 4-Month	47.8°F (8.8°C)	44.5°F (6.9°C)	3.3°F (1.9°C)	124th Coolest	Coolest since: 1916	1971
Sep–Dec 1917 4-Month	47.8°F (8.8°C)	44.5°F (6.9°C)	3.3°F (1.9°C)	5th Warmest	Warmest to Date	2014
Aug–Dec 1917 5-Month	52.1°F (11.2°C)	49.4°F (9.7°C)	2.7°F (1.5°C)	120th Coolest	Coolest since: 1916	1916
	52.1°F (11.2°C)	49.4°F (9.7°C)	2.7°F (1.5°C)	9th Warmest	Warmest to Date	2020
	Ties: 2001, 2021
Jul–Dec 1917 6-Month	55.8°F (13.2°C)	53.2°F (11.8°C)	2.6°F (1.4°C)	123rd Coolest	Coolest since: 1916	1916
	55.8°F (13.2°C)	53.2°F (11.8°C)	2.6°F (1.4°C)	6th Warmest	Warmest to Date	2020
	Ties: 2003, 2017
Jun–Dec 1917 7-Month	56.7°F (13.7°C)	54.5°F (12.5°C)	2.2°F (1.2°C)	115th Coolest	Coolest since: 1916	1916
	56.7°F (13.7°C)	54.5°F (12.5°C)	2.2°F (1.2°C)	14th Warmest	Warmest to Date	2021
	Ties: 1937, 2015
May–Dec 1917 8-Month	55.7°F (13.2°C)	54.5°F (12.5°C)	1.2°F (0.7°C)	99th Coolest	Coolest since: 1916	1916
	55.7°F (13.2°C)	54.5°F (12.5°C)	1.2°F (0.7°C)	30th Warmest	Warmest since: 1910	2021
	Ties: 1966, 1999, 2000, 2013
Apr–Dec 1917 9-Month	54.2°F (12.3°C)	53.5°F (11.9°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1916	1912
	54.2°F (12.3°C)	53.5°F (11.9°C)	0.7°F (0.4°C)	44th Warmest	Warmest since: 1910	2021
	Ties: 1901, 1959, 1969, 1974, 1979
Mar–Dec 1917 10-Month	51.9°F (11.1°C)	52.0°F (11.1°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 1916	1912
	51.9°F (11.1°C)	52.0°F (11.1°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1915	1934, 2021
	Ties: 1919, 1927, 1956, 1961, 1973
Feb–Dec 1917 11-Month	49.7°F (9.8°C)	50.2°F (10.1°C)	-0.5°F (-0.3°C)	33rd Coolest	Coolest since: 1916	1911, 1912
	49.7°F (9.8°C)	50.2°F (10.1°C)	-0.5°F (-0.3°C)	96th Warmest	Warmest since: 1915	1934
	Ties: 1902, 1949, 1952, 1970, 1998
Jan–Dec 1917 12-Month	47.0°F (8.3°C)	48.5°F (9.2°C)	-1.5°F (-0.9°C)	12th Coolest	Coolest since: 1916	1944
	47.0°F (8.3°C)	48.5°F (9.2°C)	-1.5°F (-0.9°C)	117th Warmest	Warmest since: 1915	1934
	Ties: 1898, 1922, 1932, 1948, 1975, 1982
Jul 1916–Dec 1917 18-Month	48.0°F (8.9°C)	50.0°F (10.0°C)	-2.0°F (-1.1°C)	3rd Coolest	Coolest since: 1913	1912, 1913
Jul 1916–Dec 1917 18-Month	48.0°F (8.9°C)	50.0°F (10.0°C)	-2.0°F (-1.1°C)	125th Warmest	Warmest since: 1916	1934
Jan 1916–Dec 1917 24-Month	46.9°F (8.3°C)	48.4°F (9.1°C)	-1.5°F (-0.8°C)	4th Coolest	Coolest since: 1913	1912, 1913
	46.9°F (8.3°C)	48.4°F (9.1°C)	-1.5°F (-0.8°C)	124th Warmest	Warmest since: 1916	2015
	Ties: 1923
Jan 1915–Dec 1917 36-Month	47.4°F (8.6°C)	48.4°F (9.1°C)	-1.0°F (-0.5°C)	5th Coolest	Coolest since: 1914	1913
	47.4°F (8.6°C)	48.4°F (9.1°C)	-1.0°F (-0.5°C)	122nd Warmest	Warmest since: 1916	2016
	Ties: 1918, 1949
Jan 1914–Dec 1917 48-Month	47.7°F (8.7°C)	48.4°F (9.1°C)	-0.7°F (-0.4°C)	11th Coolest	Coolest since: 1916	1914
	47.7°F (8.7°C)	48.4°F (9.1°C)	-0.7°F (-0.4°C)	115th Warmest	Warmest since: 1916	2017
	Ties: 1905, 1908, 1912, 1916, 1918, 1947, 1951
Jan 1913–Dec 1917 60-Month	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	4th Coolest	Coolest since: 1916	1899, 1915, 1916
	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	121st Warmest	Warmest since: 1914	2018
	Ties: 1913

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings