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, June 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1939 1-Month	72.7°F (22.6°C)	70.7°F (21.5°C)	2.0°F (1.1°C)	100th Coolest	Coolest since: 1938	1907
	72.7°F (22.6°C)	70.7°F (21.5°C)	2.0°F (1.1°C)	29th Warmest	Warmest since: 1934	2010
	Ties: 1981, 2005
May–Jun 1939 2-Month	68.2°F (20.1°C)	66.4°F (19.1°C)	1.8°F (1.0°C)	102nd Coolest	Coolest since: 1938	1907
	68.2°F (20.1°C)	66.4°F (19.1°C)	1.8°F (1.0°C)	27th Warmest	Warmest since: 1934	2010
	Ties: 1930, 2017
Apr–Jun 1939 3-Month	62.5°F (16.9°C)	61.6°F (16.4°C)	0.9°F (0.5°C)	81st Coolest	Coolest since: 1938	1907
	62.5°F (16.9°C)	61.6°F (16.4°C)	0.9°F (0.5°C)	48th Warmest	Warmest since: 1934	2010
	Ties: 1949, 1980
Mar–Jun 1939 4-Month	57.7°F (14.3°C)	56.9°F (13.8°C)	0.8°F (0.5°C)	80th Coolest	Coolest since: 1938	1907
	57.7°F (14.3°C)	56.9°F (13.8°C)	0.8°F (0.5°C)	49th Warmest	Warmest since: 1936	2010
	Ties: 1918
Feb–Jun 1939 5-Month	54.2°F (12.3°C)	52.4°F (11.3°C)	1.8°F (1.0°C)	100th Coolest	Coolest since: 1938	1907
	54.2°F (12.3°C)	52.4°F (11.3°C)	1.8°F (1.0°C)	29th Warmest	Warmest since: 1925	2012
	Ties: 1954
Jan–Jun 1939 6-Month	50.8°F (10.4°C)	49.2°F (9.6°C)	1.6°F (0.8°C)	100th Coolest	Coolest since: 1938	1940
	50.8°F (10.4°C)	49.2°F (9.6°C)	1.6°F (0.8°C)	29th Warmest	Warmest since: 1933	2012
	Ties: 1954
Dec 1938–Jun 1939 7-Month	48.8°F (9.3°C)	47.3°F (8.5°C)	1.5°F (0.8°C)	91st Coolest	Coolest since: 1938	1904
	48.8°F (9.3°C)	47.3°F (8.5°C)	1.5°F (0.8°C)	37th Warmest	Warmest since: 1933	2012
	Ties: 1997
Nov 1938–Jun 1939 8-Month	48.7°F (9.3°C)	47.2°F (8.4°C)	1.5°F (0.9°C)	99th Coolest	Coolest since: 1938	1904
	48.7°F (9.3°C)	47.2°F (8.4°C)	1.5°F (0.9°C)	29th Warmest	Warmest since: 1932	2012
	Ties: 1954, 1983, 1985
Oct 1938–Jun 1939 9-Month	49.5°F (9.7°C)	48.2°F (9.0°C)	1.3°F (0.7°C)	94th Coolest	Coolest since: 1938	1904
	49.5°F (9.7°C)	48.2°F (9.0°C)	1.3°F (0.7°C)	34th Warmest	Warmest since: 1932	2012
	Ties: 1952, 1974, 1983
Sep 1938–Jun 1939 10-Month	51.2°F (10.7°C)	50.1°F (10.1°C)	1.1°F (0.6°C)	91st Coolest	Coolest since: 1938	1918
	51.2°F (10.7°C)	50.1°F (10.1°C)	1.1°F (0.6°C)	37th Warmest	Warmest since: 1933	2012
	Ties: 1952, 1983
Aug 1938–Jun 1939 11-Month	53.4°F (11.9°C)	52.2°F (11.2°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1938	1904
	53.4°F (11.9°C)	52.2°F (11.2°C)	1.2°F (0.7°C)	35th Warmest	Warmest since: 1933	2012
	Ties: 1933, 2009
Jul 1938–Jun 1939 12-Month	55.3°F (12.9°C)	54.2°F (12.3°C)	1.1°F (0.6°C)	94th Coolest	Coolest since: 1938	1904
	55.3°F (12.9°C)	54.2°F (12.3°C)	1.1°F (0.6°C)	34th Warmest	Warmest since: 1932	2012
	Ties: 1950, 1957, 1990
Jan 1938–Jun 1939 18-Month	53.7°F (12.1°C)	52.6°F (11.4°C)	1.1°F (0.7°C)	98th Coolest	Coolest since: 1938	1905
	53.7°F (12.1°C)	52.6°F (11.4°C)	1.1°F (0.7°C)	30th Warmest	Warmest since: 1933	2012
	Ties: 1933, 1990, 2005
Jul 1937–Jun 1939 24-Month	54.7°F (12.6°C)	54.2°F (12.3°C)	0.5°F (0.3°C)	80th Coolest	Coolest since: 1938	1905
	54.7°F (12.6°C)	54.2°F (12.3°C)	0.5°F (0.3°C)	47th Warmest	Warmest since: 1933	2017
	Ties: 1914, 1951, 1957, 1973
Jul 1936–Jun 1939 36-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1938	1906
	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	48th Warmest	Warmest since: 1934	2018, 2019, 2021
	Ties: 1952, 1997
Jul 1935–Jun 1939 48-Month	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1938	1907
	54.4°F (12.4°C)	54.2°F (12.3°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 1935	2019, 2020
	Ties: 1946, 1960, 1985
Jul 1934–Jun 1939 60-Month	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1938	1908
	54.2°F (12.3°C)	54.2°F (12.3°C)	0.0°F (0.0°C)	68th Warmest	Warmest since: 1936	2020, 2021
	Ties: 1948, 1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings