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.

Delaware

Average Temperature Rankings, October 1931

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1931 1-Month	59.1°F (15.1°C)	56.4°F (13.6°C)	2.7°F (1.5°C)	104th Coolest	Coolest since: 1930	1907
	59.1°F (15.1°C)	56.4°F (13.6°C)	2.7°F (1.5°C)	25th Warmest	Warmest since: 1920	2007
	Ties: 1970
Sep–Oct 1931 2-Month	65.6°F (18.7°C)	61.9°F (16.6°C)	3.7°F (2.1°C)	119th Coolest	Coolest since: 1930	1917
Sep–Oct 1931 2-Month	65.6°F (18.7°C)	61.9°F (16.6°C)	3.7°F (2.1°C)	10th Warmest	Warmest since: 1900	2007
Aug–Oct 1931 3-Month	68.4°F (20.2°C)	65.8°F (18.8°C)	2.6°F (1.4°C)	115th Coolest	Coolest since: 1930	1909, 1917
Aug–Oct 1931 3-Month	68.4°F (20.2°C)	65.8°F (18.8°C)	2.6°F (1.4°C)	14th Warmest	Warmest since: 1900	2018
Jul–Oct 1931 4-Month	70.8°F (21.6°C)	68.3°F (20.2°C)	2.5°F (1.4°C)	115th Coolest	Coolest since: 1930	1909
Jul–Oct 1931 4-Month	70.8°F (21.6°C)	68.3°F (20.2°C)	2.5°F (1.4°C)	14th Warmest	Warmest since: 1900	2016
Jun–Oct 1931 5-Month	70.6°F (21.4°C)	68.7°F (20.4°C)	1.9°F (1.0°C)	112th Coolest	Coolest since: 1930	1907
Jun–Oct 1931 5-Month	70.6°F (21.4°C)	68.7°F (20.4°C)	1.9°F (1.0°C)	17th Warmest	Warmest since: 1900	2010
May–Oct 1931 6-Month	69.1°F (20.6°C)	67.7°F (19.8°C)	1.4°F (0.8°C)	106th Coolest	Coolest since: 1930	1907
	69.1°F (20.6°C)	67.7°F (19.8°C)	1.4°F (0.8°C)	23rd Warmest	Warmest since: 1900	2010, 2018
	Ties: 2014
Apr–Oct 1931 7-Month	66.4°F (19.1°C)	65.4°F (18.6°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 1930	1907
	66.4°F (19.1°C)	65.4°F (18.6°C)	1.0°F (0.5°C)	38th Warmest	Warmest since: 1921	2019
	Ties: 1957, 1970, 2009
Mar–Oct 1931 8-Month	63.0°F (17.2°C)	62.6°F (17.0°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1930	1907
	63.0°F (17.2°C)	62.6°F (17.0°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1930	2010
	Ties: 1908, 1922, 1930, 1970, 2003
Feb–Oct 1931 9-Month	60.0°F (15.6°C)	59.4°F (15.2°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1929	1907
	60.0°F (15.6°C)	59.4°F (15.2°C)	0.6°F (0.4°C)	51st Warmest	Warmest since: 1930	2012
	Ties: 1913, 1922, 1997
Jan–Oct 1931 10-Month	57.4°F (14.1°C)	56.8°F (13.8°C)	0.6°F (0.3°C)	75th Coolest	Coolest since: 1929	1940
	57.4°F (14.1°C)	56.8°F (13.8°C)	0.6°F (0.3°C)	54th Warmest	Warmest since: 1930	2012
	Ties: 1942, 1946, 1976, 1997
Dec 1930–Oct 1931 11-Month	55.3°F (12.9°C)	55.0°F (12.8°C)	0.3°F (0.1°C)	67th Coolest	Coolest since: 1929	1904
	55.3°F (12.9°C)	55.0°F (12.8°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 1930	2012
	Ties: 1941, 1945, 1951, 2001
Nov 1930–Oct 1931 12-Month	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	61st Coolest	Coolest since: 1929	1904
	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1930	2012
	Ties: 1945, 1946, 1950, 2001
May 1930–Oct 1931 18-Month	59.2°F (15.1°C)	58.7°F (14.8°C)	0.5°F (0.3°C)	77th Coolest	Coolest since: 1930	1904
	59.2°F (15.1°C)	58.7°F (14.8°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 1921	2012
	Ties: 1900, 1943, 1945, 1952, 1988
Nov 1929–Oct 1931 24-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	80th Coolest	Coolest since: 1930	1905
	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	47th Warmest	Warmest since: 1922	2017
	Ties: 1942, 1985
Nov 1928–Oct 1931 36-Month	54.6°F (12.6°C)	54.2°F (12.3°C)	0.4°F (0.3°C)	74th Coolest	Coolest since: 1930	1905
	54.6°F (12.6°C)	54.2°F (12.3°C)	0.4°F (0.3°C)	52nd Warmest	Warmest since: 1923	2018
	Ties: 1921, 1943, 1944, 1947, 1952, 1959, 1977
Nov 1927–Oct 1931 48-Month	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	64th Coolest	Coolest since: 1930	1907
	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	61st Warmest	Warmest since: 1922	2019
	Ties: 1935
Nov 1926–Oct 1931 60-Month	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	47th Coolest	Coolest since: 1930	1905, 1907, 1908
	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	77th Warmest	Warmest since: 1925	2020
	Ties: 1901, 1922, 1943, 1973, 1983

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings