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 1900

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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 1900 1-Month	51.6°F (10.9°C)	52.0°F (11.1°C)	-0.4°F (-0.2°C)	52nd Coolest	Coolest since: 1899	1907
	51.6°F (10.9°C)	52.0°F (11.1°C)	-0.4°F (-0.2°C)	78th Warmest	Warmest since: 1899	2017
	Ties: 1899, 1903, 1933, 2018
Mar–Apr 1900 2-Month	44.6°F (7.0°C)	47.4°F (8.6°C)	-2.8°F (-1.6°C)	11th Coolest	Coolest to Date	1940
	44.6°F (7.0°C)	47.4°F (8.6°C)	-2.8°F (-1.6°C)	119th Warmest	Warmest since: 1899	1921
	Ties: 1975
Feb–Apr 1900 3-Month	40.7°F (4.8°C)	43.0°F (6.1°C)	-2.3°F (-1.3°C)	19th Coolest	Coolest since: 1899	1934
	40.7°F (4.8°C)	43.0°F (6.1°C)	-2.3°F (-1.3°C)	111th Warmest	Warmest since: 1898	2012
	Ties: 1924
Jan–Apr 1900 4-Month	39.0°F (3.9°C)	40.6°F (4.8°C)	-1.6°F (-0.9°C)	26th Coolest	Coolest since: 1899	1940
	39.0°F (3.9°C)	40.6°F (4.8°C)	-1.6°F (-0.9°C)	104th Warmest	Warmest since: 1898	2023
	Ties: 1971
Dec 1899–Apr 1900 5-Month	38.5°F (3.6°C)	39.7°F (4.3°C)	-1.2°F (-0.7°C)	28th Coolest	Coolest since: 1899	1904
	38.5°F (3.6°C)	39.7°F (4.3°C)	-1.2°F (-0.7°C)	101st Warmest	Warmest since: 1898	2012
	Ties: 1959, 1971, 1984
Nov 1899–Apr 1900 6-Month	39.5°F (4.2°C)	40.7°F (4.8°C)	-1.2°F (-0.6°C)	26th Coolest	Coolest since: 1899	1904
	39.5°F (4.2°C)	40.7°F (4.8°C)	-1.2°F (-0.6°C)	103rd Warmest	Warmest since: 1898	2012
	Ties: 1917
Oct 1899–Apr 1900 7-Month	42.1°F (5.6°C)	43.0°F (6.1°C)	-0.9°F (-0.5°C)	31st Coolest	Coolest since: 1899	1904
	42.1°F (5.6°C)	43.0°F (6.1°C)	-0.9°F (-0.5°C)	98th Warmest	Warmest since: 1898	2012
	Ties: 1914, 1927
Sep 1899–Apr 1900 8-Month	45.0°F (7.2°C)	46.0°F (7.8°C)	-1.0°F (-0.6°C)	25th Coolest	Coolest since: 1899	1918
Sep 1899–Apr 1900 8-Month	45.0°F (7.2°C)	46.0°F (7.8°C)	-1.0°F (-0.6°C)	104th Warmest	Warmest since: 1898	2012
Aug 1899–Apr 1900 9-Month	48.1°F (8.9°C)	49.1°F (9.5°C)	-1.0°F (-0.6°C)	22nd Coolest	Coolest since: 1899	1918
	48.1°F (8.9°C)	49.1°F (9.5°C)	-1.0°F (-0.6°C)	107th Warmest	Warmest since: 1899	2017
	Ties: 1899, 1917, 1964
Jul 1899–Apr 1900 10-Month	50.9°F (10.5°C)	51.8°F (11.0°C)	-0.9°F (-0.5°C)	24th Coolest	Coolest to Date	1918
	50.9°F (10.5°C)	51.8°F (11.0°C)	-0.9°F (-0.5°C)	105th Warmest	Warmest since: 1899	2012, 2017
	Ties: 1917, 1958, 1966
Jun 1899–Apr 1900 11-Month	52.9°F (11.6°C)	53.5°F (11.9°C)	-0.6°F (-0.3°C)	31st Coolest	Coolest since: 1899	1904
	52.9°F (11.6°C)	53.5°F (11.9°C)	-0.6°F (-0.3°C)	98th Warmest	Warmest since: 1899	2012
	Ties: 1899, 1948
May 1899–Apr 1900 12-Month	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	32nd Coolest	Coolest since: 1899	1918
	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	97th Warmest	Warmest since: 1898	2012
	Ties: 1896, 1924, 1925, 1948, 1966, 1979
Nov 1898–Apr 1900 18-Month	48.6°F (9.2°C)	49.7°F (9.8°C)	-1.1°F (-0.6°C)	17th Coolest	Coolest to Date	1905
	48.6°F (9.2°C)	49.7°F (9.8°C)	-1.1°F (-0.6°C)	111th Warmest	Warmest since: 1899	2017
	Ties: 1963, 1982
May 1898–Apr 1900 24-Month	53.6°F (12.0°C)	54.2°F (12.3°C)	-0.6°F (-0.3°C)	24th Coolest	Coolest to Date	1905
	53.6°F (12.0°C)	54.2°F (12.3°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest since: 1899	2017
	Ties: 1940, 1962, 1966, 1971
May 1897–Apr 1900 36-Month	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	33rd Coolest	Coolest to Date	1906
	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	94th Warmest	Warmest since: 1899	2021
	Ties: 1902, 1913, 1925, 1982
May 1896–Apr 1900 48-Month	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	31st Coolest	Coolest to Date	1905
	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	95th Warmest	Warmest since: 1899	2019, 2020, 2022, 2023
	Ties: 1902, 1909, 1914, 1930, 1943, 1982
May 1895–Apr 1900 60-Month	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	29th Coolest	Coolest to Date	1908
	53.8°F (12.1°C)	54.2°F (12.3°C)	-0.4°F (-0.2°C)	96th Warmest	Warmest to Date	2020
	Ties: 1902, 1915, 1922, 1926, 1963, 1964

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings