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, April 1980

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
April 1980 1-Month	54.3°F (12.4°C)	52.0°F (11.1°C)	2.3°F (1.3°C)	96th Coolest	Coolest since: 1979	1907
	54.3°F (12.4°C)	52.0°F (11.1°C)	2.3°F (1.3°C)	34th Warmest	Warmest since: 1977	2017
	Ties: 1896, 1942, 2005
Mar–Apr 1980 2-Month	47.3°F (8.5°C)	47.4°F (8.6°C)	-0.1°F (-0.1°C)	61st Coolest	Coolest since: 1978	1940
	47.3°F (8.5°C)	47.4°F (8.6°C)	-0.1°F (-0.1°C)	69th Warmest	Warmest since: 1979	1921
	Ties: 1905, 1988
Feb–Apr 1980 3-Month	41.6°F (5.3°C)	43.0°F (6.1°C)	-1.4°F (-0.8°C)	34th Coolest	Coolest since: 1979	1934
	41.6°F (5.3°C)	43.0°F (6.1°C)	-1.4°F (-0.8°C)	96th Warmest	Warmest since: 1977	2012
	Ties: 1937
Jan–Apr 1980 4-Month	39.5°F (4.2°C)	40.6°F (4.8°C)	-1.1°F (-0.6°C)	35th Coolest	Coolest since: 1979	1940
	39.5°F (4.2°C)	40.6°F (4.8°C)	-1.1°F (-0.6°C)	95th Warmest	Warmest since: 1977	2023
	Ties: 1896, 1963
Dec 1979–Apr 1980 5-Month	39.4°F (4.1°C)	39.7°F (4.3°C)	-0.3°F (-0.2°C)	51st Coolest	Coolest since: 1979	1904
	39.4°F (4.1°C)	39.7°F (4.3°C)	-0.3°F (-0.2°C)	78th Warmest	Warmest since: 1976	2012
	Ties: 1967, 1981, 2014
Nov 1979–Apr 1980 6-Month	41.2°F (5.1°C)	40.7°F (4.8°C)	0.5°F (0.3°C)	67th Coolest	Coolest since: 1979	1904
	41.2°F (5.1°C)	40.7°F (4.8°C)	0.5°F (0.3°C)	62nd Warmest	Warmest since: 1976	2012
	Ties: 1951, 1993
Oct 1979–Apr 1980 7-Month	43.2°F (6.2°C)	43.0°F (6.1°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1979	1904
	43.2°F (6.2°C)	43.0°F (6.1°C)	0.2°F (0.1°C)	63rd Warmest	Warmest since: 1976	2012
	Ties: 1989
Sep 1979–Apr 1980 8-Month	46.3°F (7.9°C)	46.0°F (7.8°C)	0.3°F (0.1°C)	68th Coolest	Coolest since: 1979	1918
	46.3°F (7.9°C)	46.0°F (7.8°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 1976	2012
	Ties: 1962
Aug 1979–Apr 1980 9-Month	49.4°F (9.7°C)	49.1°F (9.5°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1979	1918
	49.4°F (9.7°C)	49.1°F (9.5°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1976	2017
	Ties: 1909, 1938, 1947, 1962, 1971, 1994
Jul 1979–Apr 1980 10-Month	51.8°F (11.0°C)	51.8°F (11.0°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1979	1918
	51.8°F (11.0°C)	51.8°F (11.0°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 1976	2012, 2017
	Ties: 1947, 1996
Jun 1979–Apr 1980 11-Month	53.2°F (11.8°C)	53.5°F (11.9°C)	-0.3°F (-0.1°C)	43rd Coolest	Coolest since: 1979	1904
	53.2°F (11.8°C)	53.5°F (11.9°C)	-0.3°F (-0.1°C)	86th Warmest	Warmest since: 1976	2012
	Ties: 1923, 1925, 1944, 2001
May 1979–Apr 1980 12-Month	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	49th Coolest	Coolest since: 1979	1918
	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	80th Warmest	Warmest since: 1976	2012
	Ties: 1897, 1898, 1944, 1947, 1962
Nov 1978–Apr 1980 18-Month	49.5°F (9.7°C)	49.7°F (9.8°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1979	1905
	49.5°F (9.7°C)	49.7°F (9.8°C)	-0.2°F (-0.1°C)	86th Warmest	Warmest since: 1977	2017
	Ties: 1897, 1899, 1910, 1937, 1944
May 1978–Apr 1980 24-Month	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	39th Coolest	Coolest since: 1979	1905
	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	89th Warmest	Warmest since: 1977	2017
	Ties: 1897, 1902, 1907, 1920, 1924, 1929, 1934, 1948, 1983
May 1977–Apr 1980 36-Month	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	28th Coolest	Coolest since: 1979	1906
	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	99th Warmest	Warmest since: 1978	2021
	Ties: 1909, 1929, 1967, 1971
May 1976–Apr 1980 48-Month	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	13th Coolest	Coolest since: 1971	1905
	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	113th Warmest	Warmest since: 1979	2019, 2020, 2022, 2023
	Ties: 1904, 1927, 1965, 1968, 1971
May 1975–Apr 1980 60-Month	54.0°F (12.2°C)	54.2°F (12.3°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1979	1908
	54.0°F (12.2°C)	54.2°F (12.3°C)	-0.2°F (-0.1°C)	79th Warmest	Warmest since: 1978	2020
	Ties: 1901, 1941, 1942, 1943, 1962, 1983

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings