Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

California

Average Temperature Rankings, December 1989

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1989 1-Month	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	98th Coolest	Coolest since: 1988	1932, 1990
	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	31st Warmest	Warmest since: 1983	1958
	Ties: 1973, 2018
Nov–Dec 1989 2-Month	48.3°F (9.1°C)	46.3°F (7.9°C)	2.0°F (1.2°C)	108th Coolest	Coolest since: 1988	1994
Nov–Dec 1989 2-Month	48.3°F (9.1°C)	46.3°F (7.9°C)	2.0°F (1.2°C)	21st Warmest	Warmest since: 1981	1995
Oct–Dec 1989 3-Month	51.8°F (11.0°C)	50.7°F (10.4°C)	1.1°F (0.6°C)	94th Coolest	Coolest since: 1987	1916
	51.8°F (11.0°C)	50.7°F (10.4°C)	1.1°F (0.6°C)	35th Warmest	Warmest since: 1988	1995, 2014
	Ties: 1934, 1942
Sep–Dec 1989 4-Month	55.9°F (13.3°C)	55.2°F (12.9°C)	0.7°F (0.4°C)	80th Coolest	Coolest since: 1986	1916
	55.9°F (13.3°C)	55.2°F (12.9°C)	0.7°F (0.4°C)	49th Warmest	Warmest since: 1988	2020
	Ties: 1949, 1997, 2006
Aug–Dec 1989 5-Month	59.1°F (15.1°C)	58.8°F (14.9°C)	0.3°F (0.2°C)	66th Coolest	Coolest since: 1986	1916
	59.1°F (15.1°C)	58.8°F (14.9°C)	0.3°F (0.2°C)	63rd Warmest	Warmest since: 1988	2020
	Ties: 1910, 1976
Jul–Dec 1989 6-Month	61.8°F (16.6°C)	61.5°F (16.4°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1987	1916
	61.8°F (16.6°C)	61.5°F (16.4°C)	0.3°F (0.2°C)	57th Warmest	Warmest since: 1988	2020
	Ties: 1913, 1964, 1998, 2004
Jun–Dec 1989 7-Month	62.9°F (17.2°C)	62.4°F (16.9°C)	0.5°F (0.3°C)	74th Coolest	Coolest since: 1987	1916
	62.9°F (17.2°C)	62.4°F (16.9°C)	0.5°F (0.3°C)	55th Warmest	Warmest since: 1988	2020
	Ties: 1961, 1987
May–Dec 1989 8-Month	62.7°F (17.1°C)	62.2°F (16.8°C)	0.5°F (0.3°C)	78th Coolest	Coolest since: 1986	1916
	62.7°F (17.1°C)	62.2°F (16.8°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 1988	2020
	Ties: 1970, 1983
Apr–Dec 1989 9-Month	62.4°F (16.9°C)	61.3°F (16.3°C)	1.1°F (0.6°C)	92nd Coolest	Coolest since: 1986	1916
	62.4°F (16.9°C)	61.3°F (16.3°C)	1.1°F (0.6°C)	37th Warmest	Warmest since: 1988	2014, 2020
	Ties: 2004
Mar–Dec 1989 10-Month	61.4°F (16.3°C)	60.1°F (15.6°C)	1.3°F (0.7°C)	104th Coolest	Coolest since: 1988	1912
	61.4°F (16.3°C)	60.1°F (15.6°C)	1.3°F (0.7°C)	25th Warmest	Warmest since: 1988	2014
	Ties: 1936, 1940, 1950, 1958, 1988, 2009, 2019
Feb–Dec 1989 11-Month	59.7°F (15.4°C)	58.8°F (14.9°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 1985	1911
	59.7°F (15.4°C)	58.8°F (14.9°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1988	2014
	Ties: 1939, 1960
Jan–Dec 1989 12-Month	58.1°F (14.5°C)	57.4°F (14.1°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1985	1911
	58.1°F (14.5°C)	57.4°F (14.1°C)	0.7°F (0.4°C)	39th Warmest	Warmest since: 1988	2014
	Ties: 1950, 1980, 1991
Jul 1988–Dec 1989 18-Month	59.8°F (15.4°C)	58.8°F (14.9°C)	1.0°F (0.5°C)	100th Coolest	Coolest since: 1988	1912
Jul 1988–Dec 1989 18-Month	59.8°F (15.4°C)	58.8°F (14.9°C)	1.0°F (0.5°C)	28th Warmest	Warmest since: 1981	2015
Jan 1988–Dec 1989 24-Month	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 1986	1912
	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	32nd Warmest	Warmest since: 1988	2015
	Ties: 2000
Jan 1987–Dec 1989 36-Month	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 1987	1913
	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	27th Warmest	Warmest since: 1988	2016
	Ties: 1936, 1993
Jan 1986–Dec 1989 48-Month	58.5°F (14.7°C)	57.4°F (14.1°C)	1.1°F (0.6°C)	105th Coolest	Coolest since: 1988	1912, 1914
	58.5°F (14.7°C)	57.4°F (14.1°C)	1.1°F (0.6°C)	21st Warmest	Warmest to Date	2017
	Ties: 1995, 1996, 2013
Jan 1985–Dec 1989 60-Month	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	96th Coolest	Coolest since: 1988	1912, 1913
	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 1988	2018
	Ties: 1988, 2001, 2002

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings