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, October 1990

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1990 1-Month	59.6°F (15.3°C)	55.8°F (13.2°C)	3.8°F (2.1°C)	117th Coolest	Coolest since: 1989	1895
October 1990 1-Month	59.6°F (15.3°C)	55.8°F (13.2°C)	3.8°F (2.1°C)	12th Warmest	Warmest since: 1984	2007
Sep–Oct 1990 2-Month	62.7°F (17.1°C)	61.4°F (16.3°C)	1.3°F (0.8°C)	92nd Coolest	Coolest since: 1989	1917
	62.7°F (17.1°C)	61.4°F (16.3°C)	1.3°F (0.8°C)	37th Warmest	Warmest since: 1986	2007
	Ties: 1915, 1946, 1986, 2012
Aug–Oct 1990 3-Month	66.2°F (19.0°C)	65.4°F (18.6°C)	0.8°F (0.4°C)	87th Coolest	Coolest since: 1989	1917
	66.2°F (19.0°C)	65.4°F (18.6°C)	0.8°F (0.4°C)	42nd Warmest	Warmest since: 1985	1900
	Ties: 1910, 1921, 1951, 2003
Jul–Oct 1990 4-Month	68.7°F (20.4°C)	67.8°F (19.9°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1989	1909
	68.7°F (20.4°C)	67.8°F (19.9°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1986	1900, 2016
	Ties: 1977, 1986, 2006
Jun–Oct 1990 5-Month	69.2°F (20.7°C)	68.4°F (20.2°C)	0.8°F (0.5°C)	85th Coolest	Coolest since: 1989	1907
	69.2°F (20.7°C)	68.4°F (20.2°C)	0.8°F (0.5°C)	44th Warmest	Warmest since: 1989	2021
	Ties: 1906, 1911, 1947, 1968, 1980, 1987, 1989
May–Oct 1990 6-Month	67.8°F (19.9°C)	67.4°F (19.7°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1988	1907
	67.8°F (19.9°C)	67.4°F (19.7°C)	0.4°F (0.2°C)	58th Warmest	Warmest since: 1989	2018, 2019
	Ties: 1899, 1954, 1984
Apr–Oct 1990 7-Month	65.8°F (18.8°C)	65.2°F (18.4°C)	0.6°F (0.4°C)	76th Coolest	Coolest since: 1989	1907
	65.8°F (18.8°C)	65.2°F (18.4°C)	0.6°F (0.4°C)	53rd Warmest	Warmest since: 1987	2019
	Ties: 1919, 1957, 1994, 2009
Mar–Oct 1990 8-Month	63.4°F (17.4°C)	62.3°F (16.8°C)	1.1°F (0.6°C)	95th Coolest	Coolest since: 1989	1907
	63.4°F (17.4°C)	62.3°F (16.8°C)	1.1°F (0.6°C)	34th Warmest	Warmest since: 1986	2010
	Ties: 1949
Feb–Oct 1990 9-Month	61.0°F (16.1°C)	59.2°F (15.1°C)	1.8°F (1.0°C)	113th Coolest	Coolest since: 1989	1907
Feb–Oct 1990 9-Month	61.0°F (16.1°C)	59.2°F (15.1°C)	1.8°F (1.0°C)	16th Warmest	Warmest since: 1959	2012
Jan–Oct 1990 10-Month	59.0°F (15.0°C)	56.5°F (13.6°C)	2.5°F (1.4°C)	117th Coolest	Coolest since: 1989	1940
Jan–Oct 1990 10-Month	59.0°F (15.0°C)	56.5°F (13.6°C)	2.5°F (1.4°C)	12th Warmest	Warmest since: 1921	2012
Dec 1989–Oct 1990 11-Month	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F (0.6°C)	97th Coolest	Coolest since: 1989	1904
	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F (0.6°C)	31st Warmest	Warmest since: 1985	2012
	Ties: 1919, 1939
Nov 1989–Oct 1990 12-Month	54.9°F (12.7°C)	53.8°F (12.1°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 1989	1904
	54.9°F (12.7°C)	53.8°F (12.1°C)	1.1°F (0.6°C)	32nd Warmest	Warmest since: 1986	2012
	Ties: 1930, 1942, 1973, 1986
May 1989–Oct 1990 18-Month	59.2°F (15.1°C)	58.3°F (14.6°C)	0.9°F (0.5°C)	99th Coolest	Coolest since: 1989	1904
	59.2°F (15.1°C)	58.3°F (14.6°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 1986	2012
	Ties: 1985, 2004
Nov 1988–Oct 1990 24-Month	54.8°F (12.7°C)	53.8°F (12.1°C)	1.0°F (0.6°C)	96th Coolest	Coolest since: 1989	1905
	54.8°F (12.7°C)	53.8°F (12.1°C)	1.0°F (0.6°C)	31st Warmest	Warmest since: 1986	2017
	Ties: 1955
Nov 1987–Oct 1990 36-Month	54.5°F (12.5°C)	53.8°F (12.1°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1989	1905
	54.5°F (12.5°C)	53.8°F (12.1°C)	0.7°F (0.4°C)	36th Warmest	Warmest since: 1987	2018
	Ties: 1934, 1975, 1985
Nov 1986–Oct 1990 48-Month	54.4°F (12.4°C)	53.7°F (12.1°C)	0.7°F (0.3°C)	87th Coolest	Coolest since: 1989	1905, 1907
	54.4°F (12.4°C)	53.7°F (12.1°C)	0.7°F (0.3°C)	38th Warmest	Warmest since: 1989	2019
	Ties: 1934, 1953, 1956, 1987, 1989, 1995
Nov 1985–Oct 1990 60-Month	54.5°F (12.5°C)	53.7°F (12.1°C)	0.8°F (0.4°C)	90th Coolest	Coolest since: 1989	1905, 1907, 1908
	54.5°F (12.5°C)	53.7°F (12.1°C)	0.8°F (0.4°C)	34th Warmest	Warmest since: 1989	2020
	Ties: 1932, 1934, 1957, 1987, 1989, 1998

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings