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 1939

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1939 1-Month	59.1°F (15.1°C)	59.5°F (15.3°C)	-0.4°F (-0.2°C)	53rd Coolest	Coolest since: 1938	1916
	59.1°F (15.1°C)	59.5°F (15.3°C)	-0.4°F (-0.2°C)	76th Warmest	Warmest since: 1937	2020
	Ties: 1914, 1932, 1986
Sep–Oct 1939 2-Month	64.1°F (17.8°C)	64.0°F (17.8°C)	0.1°F (0.0°C)	62nd Coolest	Coolest since: 1935	1916, 1920
Sep–Oct 1939 2-Month	64.1°F (17.8°C)	64.0°F (17.8°C)	0.1°F (0.0°C)	67th Warmest	Warmest since: 1938	2020
Aug–Oct 1939 3-Month	67.9°F (19.9°C)	67.2°F (19.6°C)	0.7°F (0.3°C)	78th Coolest	Coolest since: 1938	1900, 1912
	67.9°F (19.9°C)	67.2°F (19.6°C)	0.7°F (0.3°C)	51st Warmest	Warmest since: 1937	2020
	Ties: 1944
Jul–Oct 1939 4-Month	69.8°F (21.0°C)	69.1°F (20.6°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1938	1912
	69.8°F (21.0°C)	69.1°F (20.6°C)	0.7°F (0.4°C)	46th Warmest	Warmest since: 1937	2020
	Ties: 1906, 1950, 1978, 1987, 2007
Jun–Oct 1939 5-Month	69.5°F (20.8°C)	69.0°F (20.6°C)	0.5°F (0.2°C)	76th Coolest	Coolest since: 1938	1912
	69.5°F (20.8°C)	69.0°F (20.6°C)	0.5°F (0.2°C)	53rd Warmest	Warmest since: 1937	2020
	Ties: 1926
May–Oct 1939 6-Month	68.3°F (20.2°C)	67.6°F (19.8°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1938	1916
	68.3°F (20.2°C)	67.6°F (19.8°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1937	2020
	Ties: 1926, 2019
Apr–Oct 1939 7-Month	66.9°F (19.4°C)	65.6°F (18.7°C)	1.3°F (0.7°C)	95th Coolest	Coolest since: 1938	1912
	66.9°F (19.4°C)	65.6°F (18.7°C)	1.3°F (0.7°C)	34th Warmest	Warmest since: 1936	2020
	Ties: 1940, 1966
Mar–Oct 1939 8-Month	64.7°F (18.2°C)	63.5°F (17.5°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1938	1912
Mar–Oct 1939 8-Month	64.7°F (18.2°C)	63.5°F (17.5°C)	1.2°F (0.7°C)	36th Warmest	Warmest since: 1936	2014, 2015
Feb–Oct 1939 9-Month	62.0°F (16.7°C)	61.5°F (16.4°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1938	1912
	62.0°F (16.7°C)	61.5°F (16.4°C)	0.5°F (0.3°C)	50th Warmest	Warmest since: 1936	2015
	Ties: 1910, 1950, 1979, 1991
Jan–Oct 1939 10-Month	60.1°F (15.6°C)	59.6°F (15.3°C)	0.5°F (0.3°C)	81st Coolest	Coolest since: 1938	1911, 1912
	60.1°F (15.6°C)	59.6°F (15.3°C)	0.5°F (0.3°C)	48th Warmest	Warmest since: 1936	2015
	Ties: 1966, 1972, 1989
Dec 1938–Oct 1939 11-Month	58.8°F (14.9°C)	58.1°F (14.5°C)	0.7°F (0.4°C)	87th Coolest	Coolest since: 1938	1912
	58.8°F (14.9°C)	58.1°F (14.5°C)	0.7°F (0.4°C)	41st Warmest	Warmest since: 1936	2015
	Ties: 1947, 1961, 1970, 1995
Nov 1938–Oct 1939 12-Month	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	77th Coolest	Coolest since: 1938	1912
	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	51st Warmest	Warmest since: 1938	2015
	Ties: 1918, 1938, 1966, 1974, 1980, 2011
May 1938–Oct 1939 18-Month	61.2°F (16.2°C)	60.8°F (16.0°C)	0.4°F (0.2°C)	79th Coolest	Coolest since: 1937	1912
	61.2°F (16.2°C)	60.8°F (16.0°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1938	2015
	Ties: 1926, 1931, 1958, 1967, 1985, 1991
Nov 1937–Oct 1939 24-Month	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1938	1912, 1949
	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1936	2015
	Ties: 1926, 1967, 2011
Nov 1936–Oct 1939 36-Month	57.4°F (14.1°C)	57.4°F (14.1°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1933	1913
	57.4°F (14.1°C)	57.4°F (14.1°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1938	2016
	Ties: 1963, 1972
Nov 1935–Oct 1939 48-Month	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1938	1912, 1913
	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	54th Warmest	Warmest since: 1937	2017
	Ties: 1931, 1963, 1970, 1979
Nov 1934–Oct 1939 60-Month	57.6°F (14.2°C)	57.4°F (14.1°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1933	1913
	57.6°F (14.2°C)	57.4°F (14.1°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 1938	2018
	Ties: 1928, 1931, 1959

Citing This Page

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