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 1938

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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 1938 1-Month	54.1°F (12.3°C)	52.0°F (11.1°C)	2.1°F (1.2°C)	90th Coolest	Coolest since: 1937	1907
April 1938 1-Month	54.1°F (12.3°C)	52.0°F (11.1°C)	2.1°F (1.2°C)	40th Warmest	Warmest since: 1929	2017
Mar–Apr 1938 2-Month	50.2°F (10.1°C)	47.4°F (8.6°C)	2.8°F (1.5°C)	103rd Coolest	Coolest since: 1937	1940
	50.2°F (10.1°C)	47.4°F (8.6°C)	2.8°F (1.5°C)	27th Warmest	Warmest since: 1929	1921
	Ties: 1990
Feb–Apr 1938 3-Month	46.2°F (7.9°C)	43.0°F (6.1°C)	3.2°F (1.8°C)	109th Coolest	Coolest since: 1937	1934
	46.2°F (7.9°C)	43.0°F (6.1°C)	3.2°F (1.8°C)	21st Warmest	Warmest since: 1925	2012
	Ties: 2021
Jan–Apr 1938 4-Month	43.1°F (6.2°C)	40.6°F (4.8°C)	2.5°F (1.4°C)	108th Coolest	Coolest since: 1937	1940
	43.1°F (6.2°C)	40.6°F (4.8°C)	2.5°F (1.4°C)	22nd Warmest	Warmest since: 1932	2023
	Ties: 1925, 1932
Dec 1937–Apr 1938 5-Month	41.4°F (5.2°C)	39.7°F (4.3°C)	1.7°F (0.9°C)	90th Coolest	Coolest since: 1937	1904
	41.4°F (5.2°C)	39.7°F (4.3°C)	1.7°F (0.9°C)	39th Warmest	Warmest since: 1933	2012
	Ties: 1919, 1933
Nov 1937–Apr 1938 6-Month	41.9°F (5.5°C)	40.7°F (4.8°C)	1.2°F (0.7°C)	85th Coolest	Coolest since: 1937	1904
	41.9°F (5.5°C)	40.7°F (4.8°C)	1.2°F (0.7°C)	44th Warmest	Warmest since: 1932	2012
	Ties: 1919, 1929, 1946, 1989
Oct 1937–Apr 1938 7-Month	43.5°F (6.4°C)	43.0°F (6.1°C)	0.5°F (0.3°C)	70th Coolest	Coolest since: 1936	1904
	43.5°F (6.4°C)	43.0°F (6.1°C)	0.5°F (0.3°C)	59th Warmest	Warmest since: 1937	2012
	Ties: 1928
Sep 1937–Apr 1938 8-Month	46.1°F (7.8°C)	46.0°F (7.8°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 1936	1918
	46.1°F (7.8°C)	46.0°F (7.8°C)	0.1°F (0.0°C)	71st Warmest	Warmest since: 1937	2012
	Ties: 1987, 1988, 1994, 2003
Aug 1937–Apr 1938 9-Month	49.4°F (9.7°C)	49.1°F (9.5°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1936	1918
	49.4°F (9.7°C)	49.1°F (9.5°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1937	2017
	Ties: 1909, 1947, 1962, 1971, 1980, 1994
Jul 1937–Apr 1938 10-Month	51.9°F (11.1°C)	51.8°F (11.0°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1936	1918
	51.9°F (11.1°C)	51.8°F (11.0°C)	0.1°F (0.1°C)	70th Warmest	Warmest since: 1937	2012, 2017
	Ties: 1971, 1975, 1984, 1987
Jun 1937–Apr 1938 11-Month	53.7°F (12.1°C)	53.5°F (11.9°C)	0.2°F (0.2°C)	67th Coolest	Coolest since: 1936	1904
	53.7°F (12.1°C)	53.5°F (11.9°C)	0.2°F (0.2°C)	62nd Warmest	Warmest since: 1937	2012
	Ties: 1919, 1962
May 1937–Apr 1938 12-Month	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1936	1918
	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 1937	2012
	Ties: 1922, 1943
Nov 1936–Apr 1938 18-Month	50.2°F (10.1°C)	49.7°F (9.8°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1937	1905
	50.2°F (10.1°C)	49.7°F (9.8°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1933	2017
	Ties: 1914, 1946, 1958
May 1936–Apr 1938 24-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1937	1905
	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1933	2017
	Ties: 1943, 1951, 1985, 1988, 1993
May 1935–Apr 1938 36-Month	54.0°F (12.2°C)	54.2°F (12.3°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1937	1906
	54.0°F (12.2°C)	54.2°F (12.3°C)	-0.2°F (-0.1°C)	85th Warmest	Warmest since: 1935	2021
	Ties: 1898, 1901, 1961, 1978, 1984
May 1934–Apr 1938 48-Month	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 1937	1905
	54.1°F (12.3°C)	54.2°F (12.3°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 1935	2019, 2020, 2022, 2023
	Ties: 1959, 1962, 1973, 1983, 1984
May 1933–Apr 1938 60-Month	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	36th Coolest	Coolest since: 1937	1908
	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	89th Warmest	Warmest since: 1937	2020
	Ties: 1903, 1913, 1916, 1917, 1931, 1937, 1940, 1944, 1979

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