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 1990

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1990 1-Month	38.4°F (3.6°C)	43.1°F (6.2°C)	-4.7°F (-2.6°C)	1st Coolest	Coolest since: 1932	1932, 1990
	38.4°F (3.6°C)	43.1°F (6.2°C)	-4.7°F (-2.6°C)	128th Warmest	Warmest since: 1989	1958
	Ties: 1932
Nov–Dec 1990 2-Month	44.2°F (6.8°C)	46.3°F (7.9°C)	-2.1°F (-1.1°C)	12th Coolest	Coolest since: 1984	1994
	44.2°F (6.8°C)	46.3°F (7.9°C)	-2.1°F (-1.1°C)	117th Warmest	Warmest since: 1989	1995
	Ties: 1984
Oct–Dec 1990 3-Month	50.1°F (10.1°C)	50.7°F (10.4°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1985	1916
Oct–Dec 1990 3-Month	50.1°F (10.1°C)	50.7°F (10.4°C)	-0.6°F (-0.3°C)	88th Warmest	Warmest since: 1989	1995, 2014
Sep–Dec 1990 4-Month	55.1°F (12.8°C)	55.2°F (12.9°C)	-0.1°F (-0.1°C)	53rd Coolest	Coolest since: 1986	1916
	55.1°F (12.8°C)	55.2°F (12.9°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1989	2020
	Ties: 1938, 2007
Aug–Dec 1990 5-Month	58.8°F (14.9°C)	58.9°F (14.9°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 1985	1916
	58.8°F (14.9°C)	58.9°F (14.9°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1989	2020
	Ties: 1938
Jul–Dec 1990 6-Month	61.7°F (16.5°C)	61.5°F (16.4°C)	0.2°F (0.1°C)	64th Coolest	Coolest since: 1987	1916
	61.7°F (16.5°C)	61.5°F (16.4°C)	0.2°F (0.1°C)	65th Warmest	Warmest since: 1989	2020
	Ties: 1906, 1910, 1926, 1955, 1976
Jun–Dec 1990 7-Month	62.8°F (17.1°C)	62.4°F (16.9°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1986	1916
	62.8°F (17.1°C)	62.4°F (16.9°C)	0.4°F (0.2°C)	58th Warmest	Warmest since: 1989	2020
	Ties: 1896, 1945, 1983
May–Dec 1990 8-Month	62.5°F (16.9°C)	62.3°F (16.8°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1985	1916
	62.5°F (16.9°C)	62.3°F (16.8°C)	0.2°F (0.1°C)	63rd Warmest	Warmest since: 1989	2020
	Ties: 1931, 1938
Apr–Dec 1990 9-Month	62.0°F (16.7°C)	61.3°F (16.3°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1986	1916
	62.0°F (16.7°C)	61.3°F (16.3°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1989	2014, 2020
	Ties: 1910, 1931, 1991, 1999
Mar–Dec 1990 10-Month	61.0°F (16.1°C)	60.1°F (15.6°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1986	1912
	61.0°F (16.1°C)	60.1°F (15.6°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1989	2014
	Ties: 1910
Feb–Dec 1990 11-Month	59.3°F (15.2°C)	58.7°F (14.8°C)	0.6°F (0.4°C)	82nd Coolest	Coolest since: 1985	1911
	59.3°F (15.2°C)	58.7°F (14.8°C)	0.6°F (0.4°C)	47th Warmest	Warmest since: 1989	2014
	Ties: 1979
Jan–Dec 1990 12-Month	58.0°F (14.4°C)	57.4°F (14.1°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1985	1911
	58.0°F (14.4°C)	57.4°F (14.1°C)	0.6°F (0.3°C)	43rd Warmest	Warmest since: 1989	2014
	Ties: 1960, 1966, 1977, 1994, 1999
Jul 1989–Dec 1990 18-Month	59.3°F (15.2°C)	58.8°F (14.9°C)	0.5°F (0.3°C)	85th Coolest	Coolest since: 1987	1912
	59.3°F (15.2°C)	58.8°F (14.9°C)	0.5°F (0.3°C)	43rd Warmest	Warmest since: 1989	2015
	Ties: 1926, 1938, 1943, 1950, 1951, 1987, 1991
Jan 1989–Dec 1990 24-Month	58.0°F (14.4°C)	57.3°F (14.1°C)	0.7°F (0.3°C)	90th Coolest	Coolest since: 1985	1912
	58.0°F (14.4°C)	57.3°F (14.1°C)	0.7°F (0.3°C)	38th Warmest	Warmest since: 1989	2015
	Ties: 1926, 1958, 1991
Jan 1988–Dec 1990 36-Month	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	97th Coolest	Coolest since: 1987	1913
	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 1989	2016
	Ties: 1959, 1961, 1981, 1994
Jan 1987–Dec 1990 48-Month	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	98th Coolest	Coolest since: 1988	1912, 1914
	58.3°F (14.6°C)	57.4°F (14.1°C)	0.9°F (0.5°C)	28th Warmest	Warmest since: 1989	2017
	Ties: 1988, 1993, 1994, 1999
Jan 1986–Dec 1990 60-Month	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	101st Coolest	Coolest since: 1989	1912, 1913
	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	24th Warmest	Warmest to Date	2018
	Ties: 1992, 1995, 2000, 2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings