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, December 1900

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1900 1-Month	35.3°F (1.8°C)	36.2°F (2.3°C)	-0.9°F (-0.5°C)	42nd Coolest	Coolest since: 1896	1989
December 1900 1-Month	35.3°F (1.8°C)	36.2°F (2.3°C)	-0.9°F (-0.5°C)	87th Warmest	Warmest since: 1899	2015
Nov–Dec 1900 2-Month	41.8°F (5.4°C)	40.9°F (4.9°C)	0.9°F (0.5°C)	70th Coolest	Coolest since: 1899	1917
	41.8°F (5.4°C)	40.9°F (4.9°C)	0.9°F (0.5°C)	59th Warmest	Warmest since: 1896	2015
	Ties: 1970, 1988, 1997, 2017, 2019
Oct–Dec 1900 3-Month	48.0°F (8.9°C)	46.1°F (7.8°C)	1.9°F (1.1°C)	92nd Coolest	Coolest since: 1899	1917
Oct–Dec 1900 3-Month	48.0°F (8.9°C)	46.1°F (7.8°C)	1.9°F (1.1°C)	37th Warmest	Warmest to Date	2015
Sep–Dec 1900 4-Month	53.9°F (12.2°C)	51.4°F (10.8°C)	2.5°F (1.4°C)	109th Coolest	Coolest since: 1899	1917
	53.9°F (12.2°C)	51.4°F (10.8°C)	2.5°F (1.4°C)	20th Warmest	Warmest to Date	2015
	Ties: 2012
Aug–Dec 1900 5-Month	58.8°F (14.9°C)	55.9°F (13.3°C)	2.9°F (1.6°C)	117th Coolest	Coolest since: 1899	1917
Aug–Dec 1900 5-Month	58.8°F (14.9°C)	55.9°F (13.3°C)	2.9°F (1.6°C)	12th Warmest	Warmest to Date	2015
Jul–Dec 1900 6-Month	62.0°F (16.7°C)	59.2°F (15.1°C)	2.8°F (1.6°C)	117th Coolest	Coolest since: 1899	1917
	62.0°F (16.7°C)	59.2°F (15.1°C)	2.8°F (1.6°C)	12th Warmest	Warmest to Date	2015
	Ties: 1999, 2005
Jun–Dec 1900 7-Month	63.3°F (17.4°C)	60.8°F (16.0°C)	2.5°F (1.4°C)	115th Coolest	Coolest since: 1899	1917
	63.3°F (17.4°C)	60.8°F (16.0°C)	2.5°F (1.4°C)	14th Warmest	Warmest to Date	2015
	Ties: 1999, 2001
May–Dec 1900 8-Month	63.2°F (17.3°C)	60.9°F (16.1°C)	2.3°F (1.2°C)	114th Coolest	Coolest since: 1899	1917
	63.2°F (17.3°C)	60.9°F (16.1°C)	2.3°F (1.2°C)	15th Warmest	Warmest to Date	2015
	Ties: 1991, 2022
Apr–Dec 1900 9-Month	61.9°F (16.6°C)	59.9°F (15.5°C)	2.0°F (1.1°C)	106th Coolest	Coolest since: 1899	1917
Apr–Dec 1900 9-Month	61.9°F (16.6°C)	59.9°F (15.5°C)	2.0°F (1.1°C)	23rd Warmest	Warmest to Date	2015
Mar–Dec 1900 10-Month	59.5°F (15.3°C)	58.2°F (14.6°C)	1.3°F (0.7°C)	96th Coolest	Coolest since: 1899	1917
	59.5°F (15.3°C)	58.2°F (14.6°C)	1.3°F (0.7°C)	33rd Warmest	Warmest to Date	2012
	Ties: 1986, 1987
Feb–Dec 1900 11-Month	57.1°F (13.9°C)	56.1°F (13.4°C)	1.0°F (0.5°C)	94th Coolest	Coolest since: 1899	1917
	57.1°F (13.9°C)	56.1°F (13.4°C)	1.0°F (0.5°C)	35th Warmest	Warmest to Date	2012
	Ties: 1946, 1954, 1984, 1986
Jan–Dec 1900 12-Month	55.2°F (12.9°C)	54.2°F (12.3°C)	1.0°F (0.6°C)	96th Coolest	Coolest since: 1899	1904
	55.2°F (12.9°C)	54.2°F (12.3°C)	1.0°F (0.6°C)	33rd Warmest	Warmest to Date	2012
	Ties: 1946, 1975
Jul 1899–Dec 1900 18-Month	56.4°F (13.6°C)	55.9°F (13.3°C)	0.5°F (0.3°C)	78th Coolest	Coolest since: 1899	1904
	56.4°F (13.6°C)	55.9°F (13.3°C)	0.5°F (0.3°C)	50th Warmest	Warmest to Date	2012
	Ties: 1933, 1952
Jan 1899–Dec 1900 24-Month	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1899	1905
	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1898	2012
	Ties: 1898, 1944, 1977, 1989
Jan 1898–Dec 1900 36-Month	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 1899	1905
	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	69th Warmest	Warmest to Date	2021
	Ties: 1913, 1934, 1943, 1948, 1959, 1961, 1989
Jan 1897–Dec 1900 48-Month	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1899	1907
	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	70th Warmest	Warmest to Date	2020
	Ties: 1924, 1960
Jan 1896–Dec 1900 60-Month	54.1°F (12.3°C)	54.1°F (12.3°C)	0.0°F (0.0°C)	49th Coolest	Coolest since: 1899	1905
	54.1°F (12.3°C)	54.1°F (12.3°C)	0.0°F (0.0°C)	76th Warmest	Warmest to Date	2020, 2021
	Ties: 1941, 1961, 1979, 1983

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings