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 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1939 1-Month	56.7°F (13.7°C)	56.4°F (13.6°C)	0.3°F (0.1°C)	60th Coolest	Coolest since: 1938	1907
October 1939 1-Month	56.7°F (13.7°C)	56.4°F (13.6°C)	0.3°F (0.1°C)	69th Warmest	Warmest since: 1936	2007
Sep–Oct 1939 2-Month	62.4°F (16.9°C)	61.9°F (16.6°C)	0.5°F (0.3°C)	67th Coolest	Coolest since: 1938	1917
	62.4°F (16.9°C)	61.9°F (16.6°C)	0.5°F (0.3°C)	62nd Warmest	Warmest since: 1936	2007
	Ties: 1977
Aug–Oct 1939 3-Month	66.9°F (19.4°C)	65.8°F (18.8°C)	1.1°F (0.6°C)	88th Coolest	Coolest since: 1938	1909, 1917
	66.9°F (19.4°C)	65.8°F (18.8°C)	1.1°F (0.6°C)	41st Warmest	Warmest since: 1936	2018
	Ties: 1920, 1975, 1977, 1989, 1999, 2001, 2009
Jul–Oct 1939 4-Month	68.8°F (20.4°C)	68.3°F (20.2°C)	0.5°F (0.2°C)	74th Coolest	Coolest since: 1938	1909
	68.8°F (20.4°C)	68.3°F (20.2°C)	0.5°F (0.2°C)	55th Warmest	Warmest since: 1936	2016
	Ties: 1942, 1951, 1975, 2009
Jun–Oct 1939 5-Month	69.6°F (20.9°C)	68.7°F (20.4°C)	0.9°F (0.5°C)	82nd Coolest	Coolest since: 1938	1907
	69.6°F (20.9°C)	68.7°F (20.4°C)	0.9°F (0.5°C)	47th Warmest	Warmest since: 1931	2010
	Ties: 1906, 1987, 2003
May–Oct 1939 6-Month	68.6°F (20.3°C)	67.7°F (19.8°C)	0.9°F (0.5°C)	89th Coolest	Coolest since: 1938	1907
	68.6°F (20.3°C)	67.7°F (19.8°C)	0.9°F (0.5°C)	40th Warmest	Warmest since: 1931	2010, 2018
	Ties: 1953, 1987, 1989
Apr–Oct 1939 7-Month	66.1°F (18.9°C)	65.4°F (18.6°C)	0.7°F (0.3°C)	82nd Coolest	Coolest since: 1938	1907
	66.1°F (18.9°C)	65.4°F (18.6°C)	0.7°F (0.3°C)	47th Warmest	Warmest since: 1931	2019
	Ties: 1944, 1987, 1989, 1994
Mar–Oct 1939 8-Month	63.2°F (17.3°C)	62.6°F (17.0°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1938	1907
	63.2°F (17.3°C)	62.6°F (17.0°C)	0.6°F (0.3°C)	48th Warmest	Warmest since: 1936	2010
	Ties: 1910, 1913, 1989, 1993, 1994, 2001
Feb–Oct 1939 9-Month	60.7°F (15.9°C)	59.4°F (15.2°C)	1.3°F (0.7°C)	96th Coolest	Coolest since: 1938	1907
	60.7°F (15.9°C)	59.4°F (15.2°C)	1.3°F (0.7°C)	33rd Warmest	Warmest since: 1921	2012
	Ties: 1973, 2009
Jan–Oct 1939 10-Month	58.0°F (14.4°C)	56.8°F (13.8°C)	1.2°F (0.6°C)	98th Coolest	Coolest since: 1938	1940
	58.0°F (14.4°C)	56.8°F (13.8°C)	1.2°F (0.6°C)	31st Warmest	Warmest since: 1933	2012
	Ties: 1933, 1955
Dec 1938–Oct 1939 11-Month	56.1°F (13.4°C)	55.0°F (12.8°C)	1.1°F (0.6°C)	92nd Coolest	Coolest since: 1938	1904
	56.1°F (13.4°C)	55.0°F (12.8°C)	1.1°F (0.6°C)	36th Warmest	Warmest since: 1933	2012
	Ties: 1919
Nov 1938–Oct 1939 12-Month	55.4°F (13.0°C)	54.2°F (12.3°C)	1.2°F (0.7°C)	95th Coolest	Coolest since: 1938	1904
	55.4°F (13.0°C)	54.2°F (12.3°C)	1.2°F (0.7°C)	33rd Warmest	Warmest since: 1932	2012
	Ties: 1957
May 1938–Oct 1939 18-Month	59.4°F (15.2°C)	58.7°F (14.8°C)	0.7°F (0.4°C)	91st Coolest	Coolest since: 1938	1904
	59.4°F (15.2°C)	58.7°F (14.8°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 1932	2012
	Ties: 1955, 1960, 1974, 1983, 1989
Nov 1937–Oct 1939 24-Month	55.0°F (12.8°C)	54.2°F (12.3°C)	0.8°F (0.5°C)	89th Coolest	Coolest since: 1938	1905
	55.0°F (12.8°C)	54.2°F (12.3°C)	0.8°F (0.5°C)	38th Warmest	Warmest since: 1933	2017
	Ties: 1996, 2004
Nov 1936–Oct 1939 36-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	82nd Coolest	Coolest since: 1938	1905
	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	44th Warmest	Warmest since: 1933	2018
	Ties: 1988
Nov 1935–Oct 1939 48-Month	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1938	1907
	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1934	2019
	Ties: 1922, 1944, 1945, 1947, 1960
Nov 1934–Oct 1939 60-Month	54.3°F (12.4°C)	54.2°F (12.3°C)	0.1°F (0.1°C)	66th Coolest	Coolest since: 1938	1905, 1907, 1908
	54.3°F (12.4°C)	54.2°F (12.3°C)	0.1°F (0.1°C)	58th Warmest	Warmest since: 1935	2020
	Ties: 1923, 1925, 1959, 1961, 1974, 1984, 1985

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