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 1989

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
December 1989 1-Month	16.0°F (-8.9°C)	26.7°F (-2.9°C)	-10.7°F (-6.0°C)	1st Coolest	Coolest since: 1989	1989
December 1989 1-Month	16.0°F (-8.9°C)	26.7°F (-2.9°C)	-10.7°F (-6.0°C)	127th Warmest	Warmest since: 1988	2015
Nov–Dec 1989 2-Month	25.4°F (-3.7°C)	30.8°F (-0.7°C)	-5.4°F (-3.0°C)	4th Coolest	Coolest since: 1976	1917
Nov–Dec 1989 2-Month	25.4°F (-3.7°C)	30.8°F (-0.7°C)	-5.4°F (-3.0°C)	124th Warmest	Warmest since: 1988	2015
Oct–Dec 1989 3-Month	32.2°F (0.1°C)	35.5°F (1.9°C)	-3.3°F (-1.8°C)	6th Coolest	Coolest since: 1976	1917
Oct–Dec 1989 3-Month	32.2°F (0.1°C)	35.5°F (1.9°C)	-3.3°F (-1.8°C)	122nd Warmest	Warmest since: 1988	2015
Sep–Dec 1989 4-Month	38.6°F (3.7°C)	40.6°F (4.8°C)	-2.0°F (-1.1°C)	12th Coolest	Coolest since: 1976	1917
	38.6°F (3.7°C)	40.6°F (4.8°C)	-2.0°F (-1.1°C)	116th Warmest	Warmest since: 1988	2015
	Ties: 1958, 1963, 2000
Aug–Dec 1989 5-Month	43.8°F (6.6°C)	45.1°F (7.3°C)	-1.3°F (-0.7°C)	15th Coolest	Coolest since: 1976	1917
	43.8°F (6.6°C)	45.1°F (7.3°C)	-1.3°F (-0.7°C)	113th Warmest	Warmest since: 1988	2018
	Ties: 1914
Jul–Dec 1989 6-Month	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	24th Coolest	Coolest since: 1981	1917
Jul–Dec 1989 6-Month	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	104th Warmest	Warmest since: 1988	2018
Jun–Dec 1989 7-Month	49.8°F (9.9°C)	50.0°F (10.0°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1988	1917
	49.8°F (9.9°C)	50.0°F (10.0°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1987	2015, 2018
	Ties: 1897, 1918, 1933, 1954
May–Dec 1989 8-Month	49.9°F (9.9°C)	50.1°F (10.1°C)	-0.2°F (-0.2°C)	44th Coolest	Coolest since: 1988	1917
	49.9°F (9.9°C)	50.1°F (10.1°C)	-0.2°F (-0.2°C)	84th Warmest	Warmest since: 1988	2018
	Ties: 1905, 1988
Apr–Dec 1989 9-Month	48.8°F (9.3°C)	49.1°F (9.5°C)	-0.3°F (-0.2°C)	37th Coolest	Coolest since: 1976	1917
	48.8°F (9.3°C)	49.1°F (9.5°C)	-0.3°F (-0.2°C)	91st Warmest	Warmest since: 1988	2015
	Ties: 1905, 1928, 2000
Mar–Dec 1989 10-Month	47.2°F (8.4°C)	47.4°F (8.6°C)	-0.2°F (-0.2°C)	37th Coolest	Coolest since: 1988	1917
	47.2°F (8.4°C)	47.4°F (8.6°C)	-0.2°F (-0.2°C)	91st Warmest	Warmest since: 1988	2011
	Ties: 1897, 1905, 1910, 1935, 1944, 1972, 1988, 1992
Feb–Dec 1989 11-Month	45.3°F (7.4°C)	45.3°F (7.4°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1988	1917
	45.3°F (7.4°C)	45.3°F (7.4°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1987	2012, 2018, 2020
	Ties: 1897
Jan–Dec 1989 12-Month	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	74th Coolest	Coolest since: 1988	1904
	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	54th Warmest	Warmest since: 1987	2020
	Ties: 1946, 1974, 1994, 2000
Jul 1988–Dec 1989 18-Month	45.3°F (7.4°C)	45.1°F (7.3°C)	0.2°F (0.1°C)	59th Coolest	Coolest since: 1988	1904
	45.3°F (7.4°C)	45.1°F (7.3°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 1987	2012, 2020, 2021
	Ties: 1923, 1938, 1996
Jan 1988–Dec 1989 24-Month	43.4°F (6.3°C)	43.5°F (6.4°C)	-0.1°F (-0.1°C)	43rd Coolest	Coolest since: 1982	1905
	43.4°F (6.3°C)	43.5°F (6.4°C)	-0.1°F (-0.1°C)	84th Warmest	Warmest since: 1988	2021
	Ties: 1906, 1912, 1919, 1920, 1928, 1937, 1959, 1970
Jan 1987–Dec 1989 36-Month	43.7°F (6.5°C)	43.5°F (6.4°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1983	1905
	43.7°F (6.5°C)	43.5°F (6.4°C)	0.2°F (0.1°C)	59th Warmest	Warmest since: 1988	2021
	Ties: 1934, 1938, 1946, 1959, 1972, 1976
Jan 1986–Dec 1989 48-Month	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	76th Coolest	Coolest since: 1984	1905
	43.9°F (6.6°C)	43.5°F (6.4°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1988	2020, 2021
	Ties: 1924, 1939, 1949, 1951, 1953, 1957, 1997
Jan 1985–Dec 1989 60-Month	44.0°F (6.7°C)	43.5°F (6.4°C)	0.5°F (0.3°C)	84th Coolest	Coolest since: 1985	1905
	44.0°F (6.7°C)	43.5°F (6.4°C)	0.5°F (0.3°C)	40th Warmest	Warmest since: 1988	2021
	Ties: 1934, 1955, 1974, 1976, 1977, 1996

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published December 2022, retrieved on December 9, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings