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, July 1921

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1921 1-Month	77.7°F (25.4°C)	75.5°F (24.2°C)	2.2°F (1.2°C)	105th Coolest	Coolest since: 1920	1895
	77.7°F (25.4°C)	75.5°F (24.2°C)	2.2°F (1.2°C)	24th Warmest	Warmest since: 1901	2012
	Ties: 1931, 1934, 2021
Jun–Jul 1921 2-Month	74.7°F (23.7°C)	73.1°F (22.8°C)	1.6°F (0.9°C)	97th Coolest	Coolest since: 1920	1907
	74.7°F (23.7°C)	73.1°F (22.8°C)	1.6°F (0.9°C)	32nd Warmest	Warmest since: 1901	2010
	Ties: 1973, 1995
May–Jul 1921 3-Month	69.9°F (21.1°C)	69.5°F (20.8°C)	0.4°F (0.3°C)	74th Coolest	Coolest since: 1920	1907
	69.9°F (21.1°C)	69.5°F (20.8°C)	0.4°F (0.3°C)	55th Warmest	Warmest since: 1914	2010
	Ties: 1925, 1937, 1975, 1985, 1990, 2001
Apr–Jul 1921 4-Month	66.7°F (19.3°C)	65.1°F (18.4°C)	1.6°F (0.9°C)	106th Coolest	Coolest since: 1920	1907
	66.7°F (19.3°C)	65.1°F (18.4°C)	1.6°F (0.9°C)	23rd Warmest	Warmest to Date	2010
	Ties: 1987, 1999, 2016, 2020
Mar–Jul 1921 5-Month	64.1°F (17.8°C)	60.6°F (15.9°C)	3.5°F (1.9°C)	124th Coolest	Coolest since: 1920	1907
Mar–Jul 1921 5-Month	64.1°F (17.8°C)	60.6°F (15.9°C)	3.5°F (1.9°C)	5th Warmest	Warmest to Date	2010, 2012
Feb–Jul 1921 6-Month	59.6°F (15.3°C)	56.3°F (13.5°C)	3.3°F (1.8°C)	120th Coolest	Coolest since: 1920	1907
Feb–Jul 1921 6-Month	59.6°F (15.3°C)	56.3°F (13.5°C)	3.3°F (1.8°C)	9th Warmest	Warmest to Date	2012
Jan–Jul 1921 7-Month	56.2°F (13.4°C)	53.0°F (11.7°C)	3.2°F (1.7°C)	119th Coolest	Coolest since: 1920	1940
	56.2°F (13.4°C)	53.0°F (11.7°C)	3.2°F (1.7°C)	10th Warmest	Warmest to Date	2012
	Ties: 2006
Dec 1920–Jul 1921 8-Month	54.0°F (12.2°C)	50.9°F (10.5°C)	3.1°F (1.7°C)	119th Coolest	Coolest since: 1920	1904
Dec 1920–Jul 1921 8-Month	54.0°F (12.2°C)	50.9°F (10.5°C)	3.1°F (1.7°C)	9th Warmest	Warmest to Date	2012
Nov 1920–Jul 1921 9-Month	53.0°F (11.7°C)	50.3°F (10.2°C)	2.7°F (1.5°C)	115th Coolest	Coolest since: 1920	1904
Nov 1920–Jul 1921 9-Month	53.0°F (11.7°C)	50.3°F (10.2°C)	2.7°F (1.5°C)	13th Warmest	Warmest to Date	2012
Oct 1920–Jul 1921 10-Month	53.6°F (12.0°C)	50.9°F (10.5°C)	2.7°F (1.5°C)	114th Coolest	Coolest since: 1920	1904
Oct 1920–Jul 1921 10-Month	53.6°F (12.0°C)	50.9°F (10.5°C)	2.7°F (1.5°C)	14th Warmest	Warmest to Date	2012
Sep 1920–Jul 1921 11-Month	54.9°F (12.7°C)	52.4°F (11.3°C)	2.5°F (1.4°C)	115th Coolest	Coolest since: 1920	1918
	54.9°F (12.7°C)	52.4°F (11.3°C)	2.5°F (1.4°C)	13th Warmest	Warmest to Date	2012
	Ties: 1932, 1998
Aug 1920–Jul 1921 12-Month	56.5°F (13.6°C)	54.2°F (12.3°C)	2.3°F (1.3°C)	115th Coolest	Coolest since: 1920	1904
	56.5°F (13.6°C)	54.2°F (12.3°C)	2.3°F (1.3°C)	13th Warmest	Warmest to Date	2012
	Ties: 1932, 1999, 2011
Feb 1920–Jul 1921 18-Month	55.7°F (13.2°C)	54.9°F (12.7°C)	0.8°F (0.5°C)	89th Coolest	Coolest since: 1920	1905
	55.7°F (13.2°C)	54.9°F (12.7°C)	0.8°F (0.5°C)	39th Warmest	Warmest to Date	2012
	Ties: 1946, 1952, 1960, 1987, 2014
Aug 1919–Jul 1921 24-Month	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1920	1905
	54.5°F (12.5°C)	54.2°F (12.3°C)	0.3°F (0.2°C)	56th Warmest	Warmest since: 1914	2017
	Ties: 1930, 1951, 1957, 1972, 1981
Aug 1918–Jul 1921 36-Month	54.6°F (12.6°C)	54.2°F (12.3°C)	0.4°F (0.3°C)	71st Coolest	Coolest since: 1920	1906
	54.6°F (12.6°C)	54.2°F (12.3°C)	0.4°F (0.3°C)	55th Warmest	Warmest to Date	2018, 2019, 2021
	Ties: 1956, 1973, 1994
Aug 1917–Jul 1921 48-Month	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	25th Coolest	Coolest since: 1920	1907
	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	100th Warmest	Warmest since: 1916	2019
	Ties: 1902, 1909, 1911, 1936, 1937, 1941, 1963
Aug 1916–Jul 1921 60-Month	53.6°F (12.0°C)	54.2°F (12.3°C)	-0.6°F (-0.3°C)	21st Coolest	Coolest since: 1920	1908
	53.6°F (12.0°C)	54.2°F (12.3°C)	-0.6°F (-0.3°C)	103rd Warmest	Warmest since: 1917	2020
	Ties: 1910

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings