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, May 1918

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1918 1-Month	66.8°F (19.3°C)	62.1°F (16.7°C)	4.7°F (2.6°C)	122nd Coolest	Coolest since: 1917	1967
May 1918 1-Month	66.8°F (19.3°C)	62.1°F (16.7°C)	4.7°F (2.6°C)	7th Warmest	Warmest to Date	2004
Apr–May 1918 2-Month	59.1°F (15.1°C)	57.1°F (13.9°C)	2.0°F (1.2°C)	104th Coolest	Coolest since: 1917	1907
	59.1°F (15.1°C)	57.1°F (13.9°C)	2.0°F (1.2°C)	25th Warmest	Warmest since: 1896	2019
	Ties: 1953
Mar–May 1918 3-Month	54.3°F (12.4°C)	52.3°F (11.3°C)	2.0°F (1.1°C)	104th Coolest	Coolest since: 1917	1940
	54.3°F (12.4°C)	52.3°F (11.3°C)	2.0°F (1.1°C)	25th Warmest	Warmest since: 1913	2012
	Ties: 1913
Feb–May 1918 4-Month	49.0°F (9.4°C)	47.8°F (8.8°C)	1.2°F (0.6°C)	86th Coolest	Coolest since: 1917	1934
	49.0°F (9.4°C)	47.8°F (8.8°C)	1.2°F (0.6°C)	43rd Warmest	Warmest since: 1913	2012
	Ties: 1922, 1942
Jan–May 1918 5-Month	43.6°F (6.4°C)	45.0°F (7.2°C)	-1.4°F (-0.8°C)	25th Coolest	Coolest since: 1917	1940
	43.6°F (6.4°C)	45.0°F (7.2°C)	-1.4°F (-0.8°C)	104th Warmest	Warmest since: 1916	2012
	Ties: 1979, 1982, 2003
Dec 1917–May 1918 6-Month	41.0°F (5.0°C)	43.5°F (6.4°C)	-2.5°F (-1.4°C)	7th Coolest	Coolest since: 1905	1904
	41.0°F (5.0°C)	43.5°F (6.4°C)	-2.5°F (-1.4°C)	121st Warmest	Warmest since: 1917	2012
	Ties: 1936
Nov 1917–May 1918 7-Month	40.9°F (4.9°C)	43.8°F (6.6°C)	-2.9°F (-1.7°C)	5th Coolest	Coolest since: 1905	1904
Nov 1917–May 1918 7-Month	40.9°F (4.9°C)	43.8°F (6.6°C)	-2.9°F (-1.7°C)	123rd Warmest	Warmest since: 1917	2012
Oct 1917–May 1918 8-Month	42.3°F (5.7°C)	45.4°F (7.4°C)	-3.1°F (-1.7°C)	4th Coolest	Coolest since: 1905	1904
Oct 1917–May 1918 8-Month	42.3°F (5.7°C)	45.4°F (7.4°C)	-3.1°F (-1.7°C)	124th Warmest	Warmest since: 1917	2012
Sep 1917–May 1918 9-Month	44.5°F (6.9°C)	47.8°F (8.8°C)	-3.3°F (-1.9°C)	1st Coolest	Coolest since: 1904	1904, 1918
	44.5°F (6.9°C)	47.8°F (8.8°C)	-3.3°F (-1.9°C)	127th Warmest	Warmest since: 1917	2012
	Ties: 1904
Aug 1917–May 1918 10-Month	47.4°F (8.6°C)	50.4°F (10.2°C)	-3.0°F (-1.6°C)	2nd Coolest	Coolest since: 1905	1904
	47.4°F (8.6°C)	50.4°F (10.2°C)	-3.0°F (-1.6°C)	126th Warmest	Warmest since: 1917	2012
	Ties: 1905
Jul 1917–May 1918 11-Month	49.9°F (9.9°C)	52.7°F (11.5°C)	-2.8°F (-1.6°C)	3rd Coolest	Coolest since: 1905	1904
Jul 1917–May 1918 11-Month	49.9°F (9.9°C)	52.7°F (11.5°C)	-2.8°F (-1.6°C)	125th Warmest	Warmest since: 1917	2012
Jun 1917–May 1918 12-Month	51.7°F (10.9°C)	54.2°F (12.3°C)	-2.5°F (-1.4°C)	3rd Coolest	Coolest since: 1905	1904
Jun 1917–May 1918 12-Month	51.7°F (10.9°C)	54.2°F (12.3°C)	-2.5°F (-1.4°C)	125th Warmest	Warmest since: 1917	2012
Dec 1916–May 1918 18-Month	48.3°F (9.1°C)	50.6°F (10.3°C)	-2.3°F (-1.2°C)	2nd Coolest	Coolest since: 1905	1905
Dec 1916–May 1918 18-Month	48.3°F (9.1°C)	50.6°F (10.3°C)	-2.3°F (-1.2°C)	125th Warmest	Warmest since: 1917	2017
Jun 1916–May 1918 24-Month	52.2°F (11.2°C)	54.2°F (12.3°C)	-2.0°F (-1.1°C)	2nd Coolest	Coolest since: 1905	1905
Jun 1916–May 1918 24-Month	52.2°F (11.2°C)	54.2°F (12.3°C)	-2.0°F (-1.1°C)	125th Warmest	Warmest since: 1917	2017
Jun 1915–May 1918 36-Month	52.5°F (11.4°C)	54.2°F (12.3°C)	-1.7°F (-0.9°C)	3rd Coolest	Coolest since: 1906	1906
Jun 1915–May 1918 36-Month	52.5°F (11.4°C)	54.2°F (12.3°C)	-1.7°F (-0.9°C)	123rd Warmest	Warmest since: 1917	2018, 2021
Jun 1914–May 1918 48-Month	52.9°F (11.6°C)	54.2°F (12.3°C)	-1.3°F (-0.7°C)	4th Coolest	Coolest since: 1907	1907
	52.9°F (11.6°C)	54.2°F (12.3°C)	-1.3°F (-0.7°C)	121st Warmest	Warmest since: 1917	2019
	Ties: 1920
Jun 1913–May 1918 60-Month	53.0°F (11.7°C)	54.1°F (12.3°C)	-1.1°F (-0.6°C)	5th Coolest	Coolest since: 1908	1908
	53.0°F (11.7°C)	54.1°F (12.3°C)	-1.1°F (-0.6°C)	119th Warmest	Warmest since: 1917	2020
	Ties: 1905

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings