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 1999

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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 1999 1-Month	54.8°F (12.7°C)	55.8°F (13.2°C)	-1.0°F (-0.5°C)	41st Coolest	Coolest since: 1994	1895
	54.8°F (12.7°C)	55.8°F (13.2°C)	-1.0°F (-0.5°C)	88th Warmest	Warmest since: 1998	2007
	Ties: 1969
Sep–Oct 1999 2-Month	61.1°F (16.2°C)	61.4°F (16.3°C)	-0.3°F (-0.1°C)	48th Coolest	Coolest since: 1997	1917
	61.1°F (16.2°C)	61.4°F (16.3°C)	-0.3°F (-0.1°C)	81st Warmest	Warmest since: 1998	2007
	Ties: 1923, 1944, 1965, 1997, 2001
Aug–Oct 1999 3-Month	65.7°F (18.7°C)	65.4°F (18.6°C)	0.3°F (0.1°C)	62nd Coolest	Coolest since: 1997	1917
	65.7°F (18.7°C)	65.4°F (18.6°C)	0.3°F (0.1°C)	67th Warmest	Warmest since: 1998	1900
	Ties: 1915, 1926, 1986, 2006
Jul–Oct 1999 4-Month	69.0°F (20.6°C)	67.8°F (19.9°C)	1.2°F (0.7°C)	95th Coolest	Coolest since: 1997	1909
	69.0°F (20.6°C)	67.8°F (19.9°C)	1.2°F (0.7°C)	34th Warmest	Warmest since: 1998	1900, 2016
	Ties: 1921, 1954, 1993
Jun–Oct 1999 5-Month	69.5°F (20.8°C)	68.4°F (20.2°C)	1.1°F (0.6°C)	99th Coolest	Coolest since: 1997	1907
	69.5°F (20.8°C)	68.4°F (20.2°C)	1.1°F (0.6°C)	30th Warmest	Warmest since: 1998	2021
	Ties: 1983
May–Oct 1999 6-Month	68.4°F (20.2°C)	67.4°F (19.7°C)	1.0°F (0.5°C)	92nd Coolest	Coolest since: 1997	1907
	68.4°F (20.2°C)	67.4°F (19.7°C)	1.0°F (0.5°C)	37th Warmest	Warmest since: 1998	2018, 2019
	Ties: 1934, 1987
Apr–Oct 1999 7-Month	66.3°F (19.1°C)	65.2°F (18.4°C)	1.1°F (0.7°C)	99th Coolest	Coolest since: 1997	1907
	66.3°F (19.1°C)	65.2°F (18.4°C)	1.1°F (0.7°C)	30th Warmest	Warmest since: 1998	2019
	Ties: 2013
Mar–Oct 1999 8-Month	63.1°F (17.3°C)	62.3°F (16.8°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1997	1907
	63.1°F (17.3°C)	62.3°F (16.8°C)	0.8°F (0.5°C)	42nd Warmest	Warmest since: 1998	2010
	Ties: 1910, 1930, 1939
Feb–Oct 1999 9-Month	60.3°F (15.7°C)	59.2°F (15.1°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 1997	1907
Feb–Oct 1999 9-Month	60.3°F (15.7°C)	59.2°F (15.1°C)	1.1°F (0.6°C)	33rd Warmest	Warmest since: 1998	2012
Jan–Oct 1999 10-Month	57.9°F (14.4°C)	56.5°F (13.6°C)	1.4°F (0.8°C)	105th Coolest	Coolest since: 1997	1940
	57.9°F (14.4°C)	56.5°F (13.6°C)	1.4°F (0.8°C)	24th Warmest	Warmest since: 1998	2012
	Ties: 1954
Dec 1998–Oct 1999 11-Month	56.4°F (13.6°C)	54.6°F (12.6°C)	1.8°F (1.0°C)	112th Coolest	Coolest since: 1997	1904
	56.4°F (13.6°C)	54.6°F (12.6°C)	1.8°F (1.0°C)	16th Warmest	Warmest since: 1998	2012
	Ties: 1953, 1995, 2006
Nov 1998–Oct 1999 12-Month	55.6°F (13.1°C)	53.8°F (12.1°C)	1.8°F (1.0°C)	109th Coolest	Coolest since: 1997	1904
	55.6°F (13.1°C)	53.8°F (12.1°C)	1.8°F (1.0°C)	19th Warmest	Warmest since: 1998	2012
	Ties: 2000
May 1998–Oct 1999 18-Month	60.1°F (15.6°C)	58.3°F (14.6°C)	1.8°F (1.0°C)	111th Coolest	Coolest since: 1998	1904
May 1998–Oct 1999 18-Month	60.1°F (15.6°C)	58.3°F (14.6°C)	1.8°F (1.0°C)	17th Warmest	Warmest since: 1991	2012
Nov 1997–Oct 1999 24-Month	56.0°F (13.3°C)	53.8°F (12.1°C)	2.2°F (1.2°C)	118th Coolest	Coolest since: 1998	1905
	56.0°F (13.3°C)	53.8°F (12.1°C)	2.2°F (1.2°C)	9th Warmest	Warmest to Date	2017
	Ties: 2007
Nov 1996–Oct 1999 36-Month	55.3°F (12.9°C)	53.8°F (12.1°C)	1.5°F (0.8°C)	107th Coolest	Coolest since: 1998	1905
	55.3°F (12.9°C)	53.8°F (12.1°C)	1.5°F (0.8°C)	19th Warmest	Warmest since: 1991	2018
	Ties: 2004
Nov 1995–Oct 1999 48-Month	54.6°F (12.6°C)	53.7°F (12.1°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 1997	1905, 1907
	54.6°F (12.6°C)	53.7°F (12.1°C)	0.9°F (0.5°C)	32nd Warmest	Warmest since: 1998	2019
	Ties: 1952, 1986, 1994
Nov 1994–Oct 1999 60-Month	54.9°F (12.7°C)	53.7°F (12.1°C)	1.2°F (0.6°C)	101st Coolest	Coolest since: 1998	1905, 1907, 1908
	54.9°F (12.7°C)	53.7°F (12.1°C)	1.2°F (0.6°C)	23rd Warmest	Warmest since: 1995	2020
	Ties: 1991, 1993, 1995

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published June 2023, retrieved on June 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings