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 1988

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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 1988 1-Month	50.4°F (10.2°C)	52.0°F (11.1°C)	-1.6°F (-0.9°C)	26th Coolest	Coolest since: 1982	1907
	50.4°F (10.2°C)	52.0°F (11.1°C)	-1.6°F (-0.9°C)	104th Warmest	Warmest since: 1987	2017
	Ties: 1971
Mar–Apr 1988 2-Month	47.3°F (8.5°C)	47.4°F (8.6°C)	-0.1°F (-0.1°C)	61st Coolest	Coolest since: 1984	1940
	47.3°F (8.5°C)	47.4°F (8.6°C)	-0.1°F (-0.1°C)	69th Warmest	Warmest since: 1987	1921
	Ties: 1905, 1980
Feb–Apr 1988 3-Month	43.6°F (6.4°C)	43.0°F (6.1°C)	0.6°F (0.3°C)	74th Coolest	Coolest since: 1987	1934
	43.6°F (6.4°C)	43.0°F (6.1°C)	0.6°F (0.3°C)	56th Warmest	Warmest since: 1985	2012
	Ties: 1951, 1983
Jan–Apr 1988 4-Month	39.9°F (4.4°C)	40.6°F (4.8°C)	-0.7°F (-0.4°C)	45th Coolest	Coolest since: 1987	1940
Jan–Apr 1988 4-Month	39.9°F (4.4°C)	40.6°F (4.8°C)	-0.7°F (-0.4°C)	85th Warmest	Warmest since: 1986	2023
Dec 1987–Apr 1988 5-Month	39.8°F (4.3°C)	39.7°F (4.3°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 1987	1904
	39.8°F (4.3°C)	39.7°F (4.3°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1985	2012
	Ties: 1910, 1947
Nov 1987–Apr 1988 6-Month	41.3°F (5.2°C)	40.7°F (4.8°C)	0.6°F (0.4°C)	69th Coolest	Coolest since: 1987	1904
	41.3°F (5.2°C)	40.7°F (4.8°C)	0.6°F (0.4°C)	60th Warmest	Warmest since: 1986	2012
	Ties: 1930
Oct 1987–Apr 1988 7-Month	42.8°F (6.0°C)	43.0°F (6.1°C)	-0.2°F (-0.1°C)	55th Coolest	Coolest since: 1984	1904
	42.8°F (6.0°C)	43.0°F (6.1°C)	-0.2°F (-0.1°C)	74th Warmest	Warmest since: 1987	2012
	Ties: 1922
Sep 1987–Apr 1988 8-Month	46.1°F (7.8°C)	46.0°F (7.8°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 1987	1918
	46.1°F (7.8°C)	46.0°F (7.8°C)	0.1°F (0.0°C)	71st Warmest	Warmest since: 1987	2012
	Ties: 1938, 1987, 1994, 2003
Aug 1987–Apr 1988 9-Month	49.3°F (9.6°C)	49.1°F (9.5°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1987	1918
	49.3°F (9.6°C)	49.1°F (9.5°C)	0.2°F (0.1°C)	69th Warmest	Warmest since: 1986	2017
	Ties: 1922, 1925, 1975
Jul 1987–Apr 1988 10-Month	52.2°F (11.2°C)	51.8°F (11.0°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1987	1918
	52.2°F (11.2°C)	51.8°F (11.0°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1986	2012, 2017
	Ties: 1909, 1945, 1973
Jun 1987–Apr 1988 11-Month	54.2°F (12.3°C)	53.5°F (11.9°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1987	1904
	54.2°F (12.3°C)	53.5°F (11.9°C)	0.7°F (0.4°C)	46th Warmest	Warmest since: 1986	2012
	Ties: 1933, 1937, 1946
May 1987–Apr 1988 12-Month	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1987	1918
	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	44th Warmest	Warmest since: 1986	2012
	Ties: 1952, 1972, 1983, 1994
Nov 1986–Apr 1988 18-Month	50.1°F (10.1°C)	49.7°F (9.8°C)	0.4°F (0.3°C)	75th Coolest	Coolest since: 1983	1905
	50.1°F (10.1°C)	49.7°F (9.8°C)	0.4°F (0.3°C)	53rd Warmest	Warmest since: 1987	2017
	Ties: 1942, 1943, 1949, 2004
May 1986–Apr 1988 24-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1985	1905
	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1987	2017
	Ties: 1938, 1943, 1951, 1985, 1993
May 1985–Apr 1988 36-Month	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1986	1906
	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	41st Warmest	Warmest since: 1987	2021
	Ties: 1934, 1985, 1986, 1996
May 1984–Apr 1988 48-Month	55.0°F (12.8°C)	54.2°F (12.3°C)	0.8°F (0.5°C)	94th Coolest	Coolest since: 1987	1905
	55.0°F (12.8°C)	54.2°F (12.3°C)	0.8°F (0.5°C)	32nd Warmest	Warmest since: 1976	2019, 2020, 2022, 2023
	Ties: 1952, 1953, 1954, 1976, 1990, 1995
May 1983–Apr 1988 60-Month	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	88th Coolest	Coolest since: 1987	1908
	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 1987	2020
	Ties: 1955, 1956, 1957, 1987, 1996

Citing This Page

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