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, October 1999

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1999 1-Month	63.7°F (17.6°C)	59.5°F (15.3°C)	4.2°F (2.3°C)	119th Coolest	Coolest since: 1998	1916
	63.7°F (17.6°C)	59.5°F (15.3°C)	4.2°F (2.3°C)	10th Warmest	Warmest since: 1991	2020
	Ties: 1952, 1978
Sep–Oct 1999 2-Month	67.2°F (19.6°C)	64.0°F (17.8°C)	3.2°F (1.8°C)	120th Coolest	Coolest since: 1998	1916, 1920
	67.2°F (19.6°C)	64.0°F (17.8°C)	3.2°F (1.8°C)	9th Warmest	Warmest since: 1991	2020
	Ties: 1952
Aug–Oct 1999 3-Month	69.0°F (20.6°C)	67.2°F (19.6°C)	1.8°F (1.0°C)	108th Coolest	Coolest since: 1998	1900, 1912
Aug–Oct 1999 3-Month	69.0°F (20.6°C)	67.2°F (19.6°C)	1.8°F (1.0°C)	21st Warmest	Warmest since: 1995	2020
Jul–Oct 1999 4-Month	70.1°F (21.2°C)	69.1°F (20.6°C)	1.0°F (0.6°C)	93rd Coolest	Coolest since: 1998	1912
	70.1°F (21.2°C)	69.1°F (20.6°C)	1.0°F (0.6°C)	36th Warmest	Warmest since: 1996	2020
	Ties: 1984, 2010
Jun–Oct 1999 5-Month	69.6°F (20.9°C)	68.9°F (20.5°C)	0.7°F (0.4°C)	82nd Coolest	Coolest since: 1998	1912
	69.6°F (20.9°C)	68.9°F (20.5°C)	0.7°F (0.4°C)	47th Warmest	Warmest since: 1996	2020
	Ties: 1918, 1922, 1940, 1978, 2000
May–Oct 1999 6-Month	68.1°F (20.1°C)	67.6°F (19.8°C)	0.5°F (0.3°C)	76th Coolest	Coolest since: 1998	1916
May–Oct 1999 6-Month	68.1°F (20.1°C)	67.6°F (19.8°C)	0.5°F (0.3°C)	53rd Warmest	Warmest since: 1997	2020
Apr–Oct 1999 7-Month	65.7°F (18.7°C)	65.7°F (18.7°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1998	1912
	65.7°F (18.7°C)	65.7°F (18.7°C)	0.0°F (0.0°C)	71st Warmest	Warmest since: 1997	2020
	Ties: 1897, 1898, 1904, 1935, 1972, 1995
Mar–Oct 1999 8-Month	63.4°F (17.4°C)	63.5°F (17.5°C)	-0.1°F (-0.1°C)	56th Coolest	Coolest since: 1998	1912
	63.4°F (17.4°C)	63.5°F (17.5°C)	-0.1°F (-0.1°C)	73rd Warmest	Warmest since: 1997	2014, 2015
	Ties: 1904, 1933, 1938, 1949, 1977, 1991
Feb–Oct 1999 9-Month	61.4°F (16.3°C)	61.6°F (16.4°C)	-0.2°F (-0.1°C)	53rd Coolest	Coolest since: 1998	1912
	61.4°F (16.3°C)	61.6°F (16.4°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1997	2015
	Ties: 1904, 1932, 1963, 1980, 2011
Jan–Oct 1999 10-Month	59.7°F (15.4°C)	59.6°F (15.3°C)	0.1°F (0.1°C)	67th Coolest	Coolest since: 1998	1911, 1912
	59.7°F (15.4°C)	59.6°F (15.3°C)	0.1°F (0.1°C)	62nd Warmest	Warmest since: 1997	2015
	Ties: 1910, 1951, 1967, 1977
Dec 1998–Oct 1999 11-Month	58.1°F (14.5°C)	58.1°F (14.5°C)	0.0°F (0.0°C)	59th Coolest	Coolest since: 1998	1912
	58.1°F (14.5°C)	58.1°F (14.5°C)	0.0°F (0.0°C)	69th Warmest	Warmest since: 1997	2015
	Ties: 1905, 1983, 1985
Nov 1998–Oct 1999 12-Month	57.3°F (14.1°C)	57.3°F (14.1°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1998	1912
	57.3°F (14.1°C)	57.3°F (14.1°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 1997	2015
	Ties: 1900, 1957, 1972
May 1998–Oct 1999 18-Month	60.5°F (15.8°C)	60.8°F (16.0°C)	-0.3°F (-0.2°C)	41st Coolest	Coolest since: 1983	1912
	60.5°F (15.8°C)	60.8°F (16.0°C)	-0.3°F (-0.2°C)	87th Warmest	Warmest since: 1998	2015
	Ties: 1946, 1952, 1957, 1962, 1969, 1971, 1972, 1976
Nov 1997–Oct 1999 24-Month	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1983	1912, 1949
	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1998	2015
	Ties: 1925, 1929, 1938, 1944, 1954, 1966, 1974
Nov 1996–Oct 1999 36-Month	57.9°F (14.4°C)	57.4°F (14.1°C)	0.5°F (0.3°C)	83rd Coolest	Coolest since: 1995	1913
	57.9°F (14.4°C)	57.4°F (14.1°C)	0.5°F (0.3°C)	43rd Warmest	Warmest since: 1998	2016
	Ties: 1928, 1978, 1995, 2000
Nov 1995–Oct 1999 48-Month	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	103rd Coolest	Coolest since: 1996	1912, 1913
	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	22nd Warmest	Warmest since: 1998	2017
	Ties: 1989, 1990, 1992, 1993, 1996, 2012, 2013
Nov 1994–Oct 1999 60-Month	58.2°F (14.6°C)	57.3°F (14.1°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 1995	1913
	58.2°F (14.6°C)	57.3°F (14.1°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 1998	2018
	Ties: 1961, 1991, 1993, 1995, 2002

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings