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Shelby County, Alabama

Average Temperature Rankings, December 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1939 1-Month	46.2°F (7.9°C)	45.0°F (7.2°C)	1.2°F (0.7°C)	80th Coolest	Coolest since: 1938	1963
	46.2°F (7.9°C)	45.0°F (7.2°C)	1.2°F (0.7°C)	49th Warmest	Warmest since: 1936	2015
	Ties: 1913, 1959
Nov–Dec 1939 2-Month	47.9°F (8.8°C)	48.5°F (9.2°C)	-0.6°F (-0.4°C)	46th Coolest	Coolest since: 1937	1950, 1976
	47.9°F (8.8°C)	48.5°F (9.2°C)	-0.6°F (-0.4°C)	83rd Warmest	Warmest since: 1938	2015
	Ties: 1949
Oct–Dec 1939 3-Month	53.3°F (11.8°C)	53.3°F (11.8°C)	0.0°F (0.0°C)	59th Coolest	Coolest since: 1937	1976
	53.3°F (11.8°C)	53.3°F (11.8°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1938	1931
	Ties: 1904, 1948, 2002
Sep–Dec 1939 4-Month	58.8°F (14.9°C)	58.4°F (14.7°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1938	1976
	58.8°F (14.9°C)	58.4°F (14.7°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1938	1931
	Ties: 1934, 1938, 1949, 1959, 1970, 2003, 2022
Aug–Dec 1939 5-Month	62.4°F (16.9°C)	62.5°F (16.9°C)	-0.1°F (0.0°C)	53rd Coolest	Coolest since: 1937	1976
	62.4°F (16.9°C)	62.5°F (16.9°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1938	1931
	Ties: 1912, 1929, 1977, 1980
Jul–Dec 1939 6-Month	65.2°F (18.4°C)	65.3°F (18.5°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1937	1976
	65.2°F (18.4°C)	65.3°F (18.5°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1938	2016
	Ties: 1912, 1942, 1995
Jun–Dec 1939 7-Month	67.0°F (19.4°C)	66.9°F (19.4°C)	0.1°F (0.0°C)	56th Coolest	Coolest since: 1937	1976
	67.0°F (19.4°C)	66.9°F (19.4°C)	0.1°F (0.0°C)	73rd Warmest	Warmest since: 1938	2016
	Ties: 1946, 1993
May–Dec 1939 8-Month	67.3°F (19.6°C)	67.3°F (19.6°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1937	1976
	67.3°F (19.6°C)	67.3°F (19.6°C)	0.0°F (0.0°C)	76th Warmest	Warmest since: 1938	2016
	Ties: 1962, 2000, 2017
Apr–Dec 1939 9-Month	66.5°F (19.2°C)	66.7°F (19.3°C)	-0.2°F (-0.1°C)	40th Coolest	Coolest since: 1937	1976
	66.5°F (19.2°C)	66.7°F (19.3°C)	-0.2°F (-0.1°C)	89th Warmest	Warmest since: 1938	2015, 2016
	Ties: 1904, 1935, 1965, 2005
Mar–Dec 1939 10-Month	65.5°F (18.6°C)	65.4°F (18.6°C)	0.1°F (0.0°C)	57th Coolest	Coolest since: 1937	1976
	65.5°F (18.6°C)	65.4°F (18.6°C)	0.1°F (0.0°C)	72nd Warmest	Warmest since: 1938	1921
	Ties: 1907, 1913, 1928, 1955, 1959, 2000, 2003
Feb–Dec 1939 11-Month	64.1°F (17.8°C)	63.7°F (17.6°C)	0.4°F (0.2°C)	82nd Coolest	Coolest since: 1937	1976
	64.1°F (17.8°C)	63.7°F (17.6°C)	0.4°F (0.2°C)	47th Warmest	Warmest since: 1938	1921, 1927
	Ties: 1926, 1935, 1941, 1944, 1982, 1985, 1987, 2002, 2008, 2010
Jan–Dec 1939 12-Month	62.7°F (17.1°C)	62.0°F (16.7°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1937	1976
	62.7°F (17.1°C)	62.0°F (16.7°C)	0.7°F (0.4°C)	39th Warmest	Warmest since: 1938	1921, 1927
	Ties: 1945
Jul 1938–Dec 1939 18-Month	63.8°F (17.7°C)	63.2°F (17.3°C)	0.6°F (0.4°C)	92nd Coolest	Coolest since: 1938	1968
	63.8°F (17.7°C)	63.2°F (17.3°C)	0.6°F (0.4°C)	36th Warmest	Warmest since: 1934	1922, 2016
	Ties: 1908, 1928, 2000
Jan 1938–Dec 1939 24-Month	63.2°F (17.3°C)	62.1°F (16.7°C)	1.1°F (0.6°C)	110th Coolest	Coolest since: 1938	1969
Jan 1938–Dec 1939 24-Month	63.2°F (17.3°C)	62.1°F (16.7°C)	1.1°F (0.6°C)	18th Warmest	Warmest since: 1933	1922
Jan 1937–Dec 1939 36-Month	62.9°F (17.2°C)	62.0°F (16.7°C)	0.9°F (0.5°C)	106th Coolest	Coolest since: 1938	1968, 1969
	62.9°F (17.2°C)	62.0°F (16.7°C)	0.9°F (0.5°C)	21st Warmest	Warmest since: 1938	1923
	Ties: 1898, 1911, 1925, 1934, 1938, 1992, 1999, 2013
Jan 1936–Dec 1939 48-Month	62.8°F (17.1°C)	62.0°F (16.7°C)	0.8°F (0.4°C)	104th Coolest	Coolest since: 1938	1969
	62.8°F (17.1°C)	62.0°F (16.7°C)	0.8°F (0.4°C)	22nd Warmest	Warmest since: 1938	2019
	Ties: 1935, 1936, 1938, 2000, 2009, 2012
Jan 1935–Dec 1939 60-Month	62.7°F (17.1°C)	62.0°F (16.7°C)	0.7°F (0.4°C)	101st Coolest	Coolest since: 1938	1970
	62.7°F (17.1°C)	62.0°F (16.7°C)	0.7°F (0.4°C)	24th Warmest	Warmest since: 1938	2019, 2020
	Ties: 1921, 1934, 1937, 1938, 2001, 2007, 2009, 2012, 2015

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: County Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/rankings