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.

Maryland

Minimum 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	28.7°F (-1.8°C)	26.7°F (-2.9°C)	2.0°F (1.1°C)	84th Coolest	Coolest since: 1938	1989
	28.7°F (-1.8°C)	26.7°F (-2.9°C)	2.0°F (1.1°C)	45th Warmest	Warmest since: 1936	2015
	Ties: 1936
Nov–Dec 1939 2-Month	30.4°F (-0.9°C)	30.8°F (-0.7°C)	-0.4°F (-0.2°C)	43rd Coolest	Coolest since: 1937	1917
Nov–Dec 1939 2-Month	30.4°F (-0.9°C)	30.8°F (-0.7°C)	-0.4°F (-0.2°C)	86th Warmest	Warmest since: 1938	2015
Oct–Dec 1939 3-Month	35.4°F (1.9°C)	35.5°F (1.9°C)	-0.1°F (0.0°C)	53rd Coolest	Coolest since: 1938	1917
Oct–Dec 1939 3-Month	35.4°F (1.9°C)	35.5°F (1.9°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1936	2015
Sep–Dec 1939 4-Month	40.8°F (4.9°C)	40.7°F (4.8°C)	0.1°F (0.1°C)	49th Coolest	Coolest since: 1938	1917
	40.8°F (4.9°C)	40.7°F (4.8°C)	0.1°F (0.1°C)	80th Warmest	Warmest since: 1936	2015
	Ties: 1898, 1925, 1928, 1929, 1983, 1993
Aug–Dec 1939 5-Month	45.7°F (7.6°C)	45.1°F (7.3°C)	0.6°F (0.3°C)	71st Coolest	Coolest since: 1938	1917
	45.7°F (7.6°C)	45.1°F (7.3°C)	0.6°F (0.3°C)	58th Warmest	Warmest since: 1936	2018
	Ties: 1928
Jul–Dec 1939 6-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	61st Coolest	Coolest since: 1938	1917
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	68th Warmest	Warmest since: 1936	2018
	Ties: 1942, 1947, 1983, 1995
Jun–Dec 1939 7-Month	50.6°F (10.3°C)	50.0°F (10.0°C)	0.6°F (0.3°C)	74th Coolest	Coolest since: 1938	1917
	50.6°F (10.3°C)	50.0°F (10.0°C)	0.6°F (0.3°C)	55th Warmest	Warmest since: 1936	2015, 2018
	Ties: 1913, 1920, 1942, 1979
May–Dec 1939 8-Month	50.7°F (10.4°C)	50.1°F (10.1°C)	0.6°F (0.3°C)	76th Coolest	Coolest since: 1938	1917
	50.7°F (10.4°C)	50.1°F (10.1°C)	0.6°F (0.3°C)	53rd Warmest	Warmest since: 1936	2018
	Ties: 1936, 1996
Apr–Dec 1939 9-Month	49.5°F (9.7°C)	49.1°F (9.5°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1938	1917
	49.5°F (9.7°C)	49.1°F (9.5°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 1934	2015
	Ties: 1948
Mar–Dec 1939 10-Month	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1937	1917
	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1938	2011
	Ties: 1918, 1955, 1961, 1982, 1983
Feb–Dec 1939 11-Month	46.1°F (7.8°C)	45.3°F (7.4°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1938	1917
	46.1°F (7.8°C)	45.3°F (7.4°C)	0.8°F (0.4°C)	44th Warmest	Warmest since: 1938	2012, 2018, 2020
	Ties: 1913, 1938
Jan–Dec 1939 12-Month	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 1938	1904
	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	39th Warmest	Warmest since: 1933	2020
	Ties: 1911, 1933
Jul 1938–Dec 1939 18-Month	45.8°F (7.7°C)	45.1°F (7.3°C)	0.7°F (0.4°C)	82nd Coolest	Coolest since: 1938	1904
	45.8°F (7.7°C)	45.1°F (7.3°C)	0.7°F (0.4°C)	46th Warmest	Warmest since: 1932	2012, 2020, 2021
	Ties: 1984, 1992
Jan 1938–Dec 1939 24-Month	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	97th Coolest	Coolest since: 1938	1905
	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	31st Warmest	Warmest since: 1932	2021
	Ties: 1949, 1950, 1975, 1985, 1986, 2014
Jan 1937–Dec 1939 36-Month	44.2°F (6.8°C)	43.5°F (6.4°C)	0.7°F (0.4°C)	89th Coolest	Coolest since: 1938	1905
	44.2°F (6.8°C)	43.5°F (6.4°C)	0.7°F (0.4°C)	38th Warmest	Warmest since: 1933	2021
	Ties: 1932, 1953, 1973, 1974
Jan 1936–Dec 1939 48-Month	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	76th Coolest	Coolest since: 1938	1905
	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	50th Warmest	Warmest since: 1934	2020, 2021
	Ties: 1924, 1949, 1951, 1953, 1957, 1989, 1997
Jan 1935–Dec 1939 60-Month	43.7°F (6.5°C)	43.5°F (6.4°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1938	1905
	43.7°F (6.5°C)	43.5°F (6.4°C)	0.2°F (0.1°C)	63rd Warmest	Warmest since: 1935	2021
	Ties: 1924, 1951, 1959

Citing This Page

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