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, September 1988

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1988 1-Month	54.6°F (12.6°C)	56.3°F (13.5°C)	-1.7°F (-0.9°C)	27th Coolest	Coolest since: 1984	1914, 1918
	54.6°F (12.6°C)	56.3°F (13.5°C)	-1.7°F (-0.9°C)	102nd Warmest	Warmest since: 1987	2018
	Ties: 1948, 1953, 1966
Aug–Sep 1988 2-Month	60.6°F (15.9°C)	59.6°F (15.3°C)	1.0°F (0.6°C)	79th Coolest	Coolest since: 1986	1963
	60.6°F (15.9°C)	59.6°F (15.3°C)	1.0°F (0.6°C)	50th Warmest	Warmest since: 1987	2018
	Ties: 1930, 1945, 1979
Jul–Sep 1988 3-Month	62.6°F (17.0°C)	61.3°F (16.3°C)	1.3°F (0.7°C)	90th Coolest	Coolest since: 1986	1963
	62.6°F (17.0°C)	61.3°F (16.3°C)	1.3°F (0.7°C)	39th Warmest	Warmest since: 1987	2018
	Ties: 1926
Jun–Sep 1988 4-Month	61.6°F (16.4°C)	60.9°F (16.1°C)	0.7°F (0.3°C)	80th Coolest	Coolest since: 1986	1927
	61.6°F (16.4°C)	60.9°F (16.1°C)	0.7°F (0.3°C)	49th Warmest	Warmest since: 1987	2018
	Ties: 1970, 1971, 1977, 1986, 1996, 2014
May–Sep 1988 5-Month	59.6°F (15.3°C)	58.9°F (14.9°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 1985	1963, 1967
	59.6°F (15.3°C)	58.9°F (14.9°C)	0.7°F (0.4°C)	52nd Warmest	Warmest since: 1987	2018
	Ties: 1936, 2008
Apr–Sep 1988 6-Month	56.5°F (13.6°C)	55.9°F (13.3°C)	0.6°F (0.3°C)	74th Coolest	Coolest since: 1985	1907, 1927
	56.5°F (13.6°C)	55.9°F (13.3°C)	0.6°F (0.3°C)	55th Warmest	Warmest since: 1987	2018
	Ties: 1985, 1996
Mar–Sep 1988 7-Month	53.0°F (11.7°C)	52.5°F (11.4°C)	0.5°F (0.3°C)	73rd Coolest	Coolest since: 1984	1967
Mar–Sep 1988 7-Month	53.0°F (11.7°C)	52.5°F (11.4°C)	0.5°F (0.3°C)	56th Warmest	Warmest since: 1987	2010
Feb–Sep 1988 8-Month	49.6°F (9.8°C)	49.0°F (9.4°C)	0.6°F (0.4°C)	81st Coolest	Coolest since: 1984	1907, 1963
	49.6°F (9.8°C)	49.0°F (9.4°C)	0.6°F (0.4°C)	48th Warmest	Warmest since: 1987	2012
	Ties: 1906, 1911, 2001, 2015
Jan–Sep 1988 9-Month	46.1°F (7.8°C)	46.2°F (7.9°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1984	1940
	46.1°F (7.8°C)	46.2°F (7.9°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1987	2012
	Ties: 1950, 1960, 1996
Dec 1987–Sep 1988 10-Month	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	67th Coolest	Coolest since: 1986	1904
	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 1987	2012
	Ties: 1900, 1925, 1976, 1986
Nov 1987–Sep 1988 11-Month	43.8°F (6.6°C)	43.4°F (6.3°C)	0.4°F (0.3°C)	70th Coolest	Coolest since: 1984	1904
	43.8°F (6.6°C)	43.4°F (6.3°C)	0.4°F (0.3°C)	58th Warmest	Warmest since: 1987	2012
	Ties: 1896, 1903, 1945
Oct 1987–Sep 1988 12-Month	43.4°F (6.3°C)	43.5°F (6.4°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1984	1918
	43.4°F (6.3°C)	43.5°F (6.4°C)	-0.1°F (-0.1°C)	80th Warmest	Warmest since: 1987	2012
	Ties: 1923, 1925, 1984, 2014
Apr 1987–Sep 1988 18-Month	48.1°F (8.9°C)	47.6°F (8.7°C)	0.5°F (0.2°C)	78th Coolest	Coolest since: 1984	1918
	48.1°F (8.9°C)	47.6°F (8.7°C)	0.5°F (0.2°C)	50th Warmest	Warmest since: 1987	2012
	Ties: 1906, 1933, 1943, 1950, 1957, 1972, 2014
Oct 1986–Sep 1988 24-Month	44.0°F (6.7°C)	43.5°F (6.4°C)	0.5°F (0.3°C)	76th Coolest	Coolest since: 1983	1905
	44.0°F (6.7°C)	43.5°F (6.4°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 1987	2017
	Ties: 1901, 1972
Oct 1985–Sep 1988 36-Month	44.3°F (6.8°C)	43.5°F (6.4°C)	0.8°F (0.4°C)	92nd Coolest	Coolest since: 1986	1918
	44.3°F (6.8°C)	43.5°F (6.4°C)	0.8°F (0.4°C)	34th Warmest	Warmest since: 1987	2018, 2021
	Ties: 1921, 1922, 1954, 1955, 1973, 1976, 1985, 1986, 1995
Oct 1984–Sep 1988 48-Month	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 1987	1905
	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	31st Warmest	Warmest since: 1987	2019, 2020
	Ties: 1933, 1976, 1986, 1987
Oct 1983–Sep 1988 60-Month	44.2°F (6.8°C)	43.5°F (6.4°C)	0.7°F (0.4°C)	87th Coolest	Coolest since: 1986	1967
	44.2°F (6.8°C)	43.5°F (6.4°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 1987	2020
	Ties: 1933

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings