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

Average Temperature Rankings, September 1901

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1901 1-Month	66.4°F (19.1°C)	67.0°F (19.4°C)	-0.6°F (-0.3°C)	45th Coolest	Coolest since: 1899	1917
	66.4°F (19.1°C)	67.0°F (19.4°C)	-0.6°F (-0.3°C)	84th Warmest	Warmest since: 1900	2018
	Ties: 1905, 1992, 2009
Aug–Sep 1901 2-Month	70.5°F (21.4°C)	70.1°F (21.2°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1899	1940, 1963
Aug–Sep 1901 2-Month	70.5°F (21.4°C)	70.1°F (21.2°C)	0.4°F (0.2°C)	61st Warmest	Warmest since: 1900	2018
Jul–Sep 1901 3-Month	73.2°F (22.9°C)	71.8°F (22.1°C)	1.4°F (0.8°C)	95th Coolest	Coolest since: 1899	1962
	73.2°F (22.9°C)	71.8°F (22.1°C)	1.4°F (0.8°C)	34th Warmest	Warmest since: 1900	2016
	Ties: 1911
Jun–Sep 1901 4-Month	72.5°F (22.5°C)	71.4°F (21.9°C)	1.1°F (0.6°C)	87th Coolest	Coolest since: 1899	1927
	72.5°F (22.5°C)	71.4°F (21.9°C)	1.1°F (0.6°C)	42nd Warmest	Warmest since: 1900	2010
	Ties: 1933, 1944
May–Sep 1901 5-Month	70.2°F (21.2°C)	69.7°F (20.9°C)	0.5°F (0.3°C)	74th Coolest	Coolest since: 1899	1907, 1967
	70.2°F (21.2°C)	69.7°F (20.9°C)	0.5°F (0.3°C)	55th Warmest	Warmest since: 1900	2010
	Ties: 1925, 1965, 2014
Apr–Sep 1901 6-Month	66.6°F (19.2°C)	66.8°F (19.3°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1897	1907
	66.6°F (19.2°C)	66.8°F (19.3°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1900	2010
	Ties: 1905, 1908, 1912, 1937, 1951, 1978, 1996
Mar–Sep 1901 7-Month	63.2°F (17.3°C)	63.3°F (17.4°C)	-0.1°F (-0.1°C)	47th Coolest	Coolest since: 1899	1924
	63.2°F (17.3°C)	63.3°F (17.4°C)	-0.1°F (-0.1°C)	82nd Warmest	Warmest since: 1900	2010
	Ties: 1899, 1918, 1961, 1964
Feb–Sep 1901 8-Month	58.7°F (14.8°C)	59.6°F (15.3°C)	-0.9°F (-0.5°C)	26th Coolest	Coolest since: 1899	1907
	58.7°F (14.8°C)	59.6°F (15.3°C)	-0.9°F (-0.5°C)	103rd Warmest	Warmest since: 1900	2012
	Ties: 1927
Jan–Sep 1901 9-Month	55.8°F (13.2°C)	56.6°F (13.7°C)	-0.8°F (-0.5°C)	30th Coolest	Coolest since: 1899	1940
	55.8°F (13.2°C)	56.6°F (13.7°C)	-0.8°F (-0.5°C)	99th Warmest	Warmest since: 1900	2012
	Ties: 1972, 2014
Dec 1900–Sep 1901 10-Month	53.6°F (12.0°C)	54.4°F (12.4°C)	-0.8°F (-0.4°C)	28th Coolest	Coolest since: 1899	1904
	53.6°F (12.0°C)	54.4°F (12.4°C)	-0.8°F (-0.4°C)	100th Warmest	Warmest since: 1900	2012
	Ties: 1914, 1915, 1970, 1971
Nov 1900–Sep 1901 11-Month	53.1°F (11.7°C)	53.6°F (12.0°C)	-0.5°F (-0.3°C)	38th Coolest	Coolest since: 1899	1904
	53.1°F (11.7°C)	53.6°F (12.0°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1900	2012
	Ties: 1935, 1964, 1966, 2003, 2014
Oct 1900–Sep 1901 12-Month	53.7°F (12.1°C)	53.8°F (12.1°C)	-0.1°F (0.0°C)	52nd Coolest	Coolest since: 1899	1904
	53.7°F (12.1°C)	53.8°F (12.1°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1900	2012
	Ties: 1909, 1923, 1928, 1931
Apr 1900–Sep 1901 18-Month	58.7°F (14.8°C)	58.1°F (14.5°C)	0.6°F (0.3°C)	83rd Coolest	Coolest since: 1900	1904, 1918
	58.7°F (14.8°C)	58.1°F (14.5°C)	0.6°F (0.3°C)	45th Warmest	Warmest to Date	2012
	Ties: 1930, 1952, 2003
Oct 1899–Sep 1901 24-Month	54.0°F (12.2°C)	53.8°F (12.1°C)	0.2°F (0.1°C)	68th Coolest	Coolest since: 1900	1905
	54.0°F (12.2°C)	53.8°F (12.1°C)	0.2°F (0.1°C)	59th Warmest	Warmest to Date	2017
	Ties: 1923, 1934, 1945, 1977, 1984, 1989
Oct 1898–Sep 1901 36-Month	53.6°F (12.0°C)	53.8°F (12.1°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1899	1905, 1918
	53.6°F (12.0°C)	53.8°F (12.1°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1900	2018
	Ties: 1913, 1925, 1960
Oct 1897–Sep 1901 48-Month	53.9°F (12.2°C)	53.8°F (12.1°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1900	1905
	53.9°F (12.2°C)	53.8°F (12.1°C)	0.1°F (0.1°C)	66th Warmest	Warmest to Date	2019
	Ties: 1947, 1985
Oct 1896–Sep 1901 60-Month	53.7°F (12.1°C)	53.8°F (12.1°C)	-0.1°F (0.0°C)	46th Coolest	Coolest since: 1900	1905, 1908
	53.7°F (12.1°C)	53.8°F (12.1°C)	-0.1°F (0.0°C)	78th Warmest	Warmest to Date	2020
	Ties: 1922, 1937, 1941, 1944, 1960, 1961, 1973, 1978, 1985

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings