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 2020

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 2020 1-Month	80.7°F (27.1°C)	75.5°F (24.2°C)	5.2°F (2.9°C)	127th Coolest	Coolest since: 2019	1895
July 2020 1-Month	80.7°F (27.1°C)	75.5°F (24.2°C)	5.2°F (2.9°C)	2nd Warmest	Warmest since: 2012	2012
Jun–Jul 2020 2-Month	77.2°F (25.1°C)	73.1°F (22.8°C)	4.1°F (2.3°C)	126th Coolest	Coolest since: 2019	1907
Jun–Jul 2020 2-Month	77.2°F (25.1°C)	73.1°F (22.8°C)	4.1°F (2.3°C)	3rd Warmest	Warmest since: 2011	2010
May–Jul 2020 3-Month	71.7°F (22.1°C)	69.5°F (20.8°C)	2.2°F (1.3°C)	115th Coolest	Coolest since: 2017	1907
	71.7°F (22.1°C)	69.5°F (20.8°C)	2.2°F (1.3°C)	14th Warmest	Warmest since: 2019	2010
	Ties: 2022
Apr–Jul 2020 4-Month	66.7°F (19.3°C)	65.1°F (18.4°C)	1.6°F (0.9°C)	106th Coolest	Coolest since: 2016	1907
	66.7°F (19.3°C)	65.1°F (18.4°C)	1.6°F (0.9°C)	23rd Warmest	Warmest since: 2019	2010
	Ties: 1921, 1987, 1999, 2016
Mar–Jul 2020 5-Month	63.3°F (17.4°C)	60.7°F (15.9°C)	2.6°F (1.5°C)	118th Coolest	Coolest since: 2018	1907
	63.3°F (17.4°C)	60.7°F (15.9°C)	2.6°F (1.5°C)	11th Warmest	Warmest since: 2019	2010, 2012
	Ties: 2016
Feb–Jul 2020 6-Month	59.7°F (15.4°C)	56.2°F (13.4°C)	3.5°F (2.0°C)	122nd Coolest	Coolest since: 2018	1907
	59.7°F (15.4°C)	56.2°F (13.4°C)	3.5°F (2.0°C)	7th Warmest	Warmest since: 2019	2012
	Ties: 2002
Jan–Jul 2020 7-Month	56.9°F (13.8°C)	53.0°F (11.7°C)	3.9°F (2.1°C)	126th Coolest	Coolest since: 2019	1940
	56.9°F (13.8°C)	53.0°F (11.7°C)	3.9°F (2.1°C)	3rd Warmest	Warmest since: 2017	2012
	Ties: 2002
Dec 2019–Jul 2020 8-Month	54.8°F (12.7°C)	50.9°F (10.5°C)	3.9°F (2.2°C)	123rd Coolest	Coolest since: 2019	1904
	54.8°F (12.7°C)	50.9°F (10.5°C)	3.9°F (2.2°C)	5th Warmest	Warmest since: 2017	2012
	Ties: 1991
Nov 2019–Jul 2020 9-Month	53.6°F (12.0°C)	50.4°F (10.2°C)	3.2°F (1.8°C)	121st Coolest	Coolest since: 2018	1904
Nov 2019–Jul 2020 9-Month	53.6°F (12.0°C)	50.4°F (10.2°C)	3.2°F (1.8°C)	7th Warmest	Warmest since: 2019	2012
Oct 2019–Jul 2020 10-Month	54.4°F (12.4°C)	51.0°F (10.6°C)	3.4°F (1.8°C)	122nd Coolest	Coolest since: 2019	1904
	54.4°F (12.4°C)	51.0°F (10.6°C)	3.4°F (1.8°C)	6th Warmest	Warmest since: 2019	2012
	Ties: 2019
Sep 2019–Jul 2020 11-Month	55.9°F (13.3°C)	52.4°F (11.3°C)	3.5°F (2.0°C)	122nd Coolest	Coolest since: 2018	1918
Sep 2019–Jul 2020 11-Month	55.9°F (13.3°C)	52.4°F (11.3°C)	3.5°F (2.0°C)	6th Warmest	Warmest since: 2019	2012
Aug 2019–Jul 2020 12-Month	57.6°F (14.2°C)	54.2°F (12.3°C)	3.4°F (1.9°C)	122nd Coolest	Coolest since: 2018	1904
Aug 2019–Jul 2020 12-Month	57.6°F (14.2°C)	54.2°F (12.3°C)	3.4°F (1.9°C)	6th Warmest	Warmest since: 2019	2012
Feb 2019–Jul 2020 18-Month	58.5°F (14.7°C)	54.9°F (12.7°C)	3.6°F (2.0°C)	125th Coolest	Coolest since: 2019	1905, 1918
Feb 2019–Jul 2020 18-Month	58.5°F (14.7°C)	54.9°F (12.7°C)	3.6°F (2.0°C)	3rd Warmest	Warmest since: 2017	2012
Aug 2018–Jul 2020 24-Month	57.8°F (14.3°C)	54.2°F (12.3°C)	3.6°F (2.0°C)	125th Coolest	Coolest since: 2019	1905
Aug 2018–Jul 2020 24-Month	57.8°F (14.3°C)	54.2°F (12.3°C)	3.6°F (2.0°C)	2nd Warmest	Warmest since: 2017	2017
Aug 2017–Jul 2020 36-Month	57.3°F (14.1°C)	54.2°F (12.3°C)	3.1°F (1.8°C)	121st Coolest	Coolest since: 2017	1906
	57.3°F (14.1°C)	54.2°F (12.3°C)	3.1°F (1.8°C)	5th Warmest	Warmest since: 2019	2018, 2019, 2021
	Ties: 2013, 2022
Aug 2016–Jul 2020 48-Month	57.6°F (14.2°C)	54.2°F (12.3°C)	3.4°F (1.9°C)	123rd Coolest	Coolest since: 2018	1907
Aug 2016–Jul 2020 48-Month	57.6°F (14.2°C)	54.2°F (12.3°C)	3.4°F (1.9°C)	2nd Warmest	Warmest since: 2019	2019
Aug 2015–Jul 2020 60-Month	57.7°F (14.3°C)	54.2°F (12.3°C)	3.5°F (2.0°C)	123rd Coolest	Coolest since: 2019	1908
Aug 2015–Jul 2020 60-Month	57.7°F (14.3°C)	54.2°F (12.3°C)	3.5°F (2.0°C)	1st Warmest	Warmest to Date	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings