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 1958

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1958 1-Month	65.6°F (18.7°C)	67.0°F (19.4°C)	-1.4°F (-0.7°C)	29th Coolest	Coolest since: 1956	1917
	65.6°F (18.7°C)	67.0°F (19.4°C)	-1.4°F (-0.7°C)	100th Warmest	Warmest since: 1957	2018
	Ties: 1974, 1994, 2001
Aug–Sep 1958 2-Month	69.0°F (20.6°C)	70.1°F (21.2°C)	-1.1°F (-0.6°C)	24th Coolest	Coolest since: 1956	1940, 1963
	69.0°F (20.6°C)	70.1°F (21.2°C)	-1.1°F (-0.6°C)	105th Warmest	Warmest since: 1957	2018
	Ties: 1913, 1916
Jul–Sep 1958 3-Month	71.5°F (21.9°C)	71.8°F (22.1°C)	-0.3°F (-0.2°C)	46th Coolest	Coolest since: 1956	1962
	71.5°F (21.9°C)	71.8°F (22.1°C)	-0.3°F (-0.2°C)	83rd Warmest	Warmest since: 1957	2016
	Ties: 1969, 1972, 1994, 2014
Jun–Sep 1958 4-Month	70.5°F (21.4°C)	71.5°F (21.9°C)	-1.0°F (-0.5°C)	24th Coolest	Coolest since: 1956	1927
	70.5°F (21.4°C)	71.5°F (21.9°C)	-1.0°F (-0.5°C)	105th Warmest	Warmest since: 1957	2010
	Ties: 1928
May–Sep 1958 5-Month	68.7°F (20.4°C)	69.7°F (20.9°C)	-1.0°F (-0.5°C)	22nd Coolest	Coolest since: 1956	1907, 1967
	68.7°F (20.4°C)	69.7°F (20.9°C)	-1.0°F (-0.5°C)	107th Warmest	Warmest since: 1957	2010
	Ties: 1910
Apr–Sep 1958 6-Month	66.1°F (18.9°C)	66.8°F (19.3°C)	-0.7°F (-0.4°C)	28th Coolest	Coolest since: 1956	1907
	66.1°F (18.9°C)	66.8°F (19.3°C)	-0.7°F (-0.4°C)	101st Warmest	Warmest since: 1957	2010
	Ties: 1975
Mar–Sep 1958 7-Month	62.1°F (16.7°C)	63.3°F (17.4°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1956	1924
	62.1°F (16.7°C)	63.3°F (17.4°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1957	2010
	Ties: 1915, 1960, 1972
Feb–Sep 1958 8-Month	57.8°F (14.3°C)	59.5°F (15.3°C)	-1.7°F (-1.0°C)	7th Coolest	Coolest since: 1940	1907
	57.8°F (14.3°C)	59.5°F (15.3°C)	-1.7°F (-1.0°C)	122nd Warmest	Warmest since: 1957	2012
	Ties: 1916
Jan–Sep 1958 9-Month	54.8°F (12.7°C)	56.6°F (13.7°C)	-1.8°F (-1.0°C)	8th Coolest	Coolest since: 1940	1940
	54.8°F (12.7°C)	56.6°F (13.7°C)	-1.8°F (-1.0°C)	121st Warmest	Warmest since: 1957	2012
	Ties: 1895
Dec 1957–Sep 1958 10-Month	53.2°F (11.8°C)	54.5°F (12.5°C)	-1.3°F (-0.7°C)	13th Coolest	Coolest since: 1956	1904
	53.2°F (11.8°C)	54.5°F (12.5°C)	-1.3°F (-0.7°C)	115th Warmest	Warmest since: 1957	2012
	Ties: 1916, 1926, 1927, 1956, 1967
Nov 1957–Sep 1958 11-Month	52.5°F (11.4°C)	53.6°F (12.0°C)	-1.1°F (-0.6°C)	20th Coolest	Coolest since: 1956	1904
	52.5°F (11.4°C)	53.6°F (12.0°C)	-1.1°F (-0.6°C)	108th Warmest	Warmest since: 1957	2012
	Ties: 1967
Oct 1957–Sep 1958 12-Month	52.5°F (11.4°C)	53.8°F (12.1°C)	-1.3°F (-0.7°C)	14th Coolest	Coolest since: 1940	1904
	52.5°F (11.4°C)	53.8°F (12.1°C)	-1.3°F (-0.7°C)	114th Warmest	Warmest since: 1957	2012
	Ties: 1927
Apr 1957–Sep 1958 18-Month	57.7°F (14.3°C)	58.1°F (14.5°C)	-0.4°F (-0.2°C)	32nd Coolest	Coolest since: 1951	1904, 1918
	57.7°F (14.3°C)	58.1°F (14.5°C)	-0.4°F (-0.2°C)	96th Warmest	Warmest since: 1957	2012
	Ties: 1914, 1925, 1966, 1970, 1984
Oct 1956–Sep 1958 24-Month	53.9°F (12.2°C)	53.8°F (12.1°C)	0.1°F (0.1°C)	55th Coolest	Coolest since: 1957	1905
	53.9°F (12.2°C)	53.8°F (12.1°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 1957	2017
	Ties: 1898, 1929, 1947, 1957, 1994, 2015
Oct 1955–Sep 1958 36-Month	53.4°F (11.9°C)	53.7°F (12.1°C)	-0.3°F (-0.2°C)	34th Coolest	Coolest since: 1942	1905, 1918
	53.4°F (11.9°C)	53.7°F (12.1°C)	-0.3°F (-0.2°C)	92nd Warmest	Warmest since: 1957	2018
	Ties: 1942, 1966
Oct 1954–Sep 1958 48-Month	53.7°F (12.1°C)	53.7°F (12.1°C)	0.0°F (0.0°C)	48th Coolest	Coolest since: 1943	1905
	53.7°F (12.1°C)	53.7°F (12.1°C)	0.0°F (0.0°C)	77th Warmest	Warmest since: 1957	2019
	Ties: 1900, 1925, 1938, 1940, 1959, 1973, 1983
Oct 1953–Sep 1958 60-Month	54.0°F (12.2°C)	53.7°F (12.1°C)	0.3°F (0.1°C)	67th Coolest	Coolest since: 1948	1905, 1908
	54.0°F (12.2°C)	53.7°F (12.1°C)	0.3°F (0.1°C)	57th Warmest	Warmest since: 1957	2020
	Ties: 1947, 1996, 1997

Citing This Page

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