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, September 1904

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1904 1-Month	66.8°F (19.3°C)	67.4°F (19.7°C)	-0.6°F (-0.4°C)	41st Coolest	Coolest since: 1903	1917
	66.8°F (19.3°C)	67.4°F (19.7°C)	-0.6°F (-0.4°C)	88th Warmest	Warmest since: 1901	2018
	Ties: 1974, 1978
Aug–Sep 1904 2-Month	69.6°F (20.9°C)	70.6°F (21.4°C)	-1.0°F (-0.5°C)	25th Coolest	Coolest since: 1903	1927, 1963
	69.6°F (20.9°C)	70.6°F (21.4°C)	-1.0°F (-0.5°C)	104th Warmest	Warmest since: 1901	2018
	Ties: 1913, 1919, 2000
Jul–Sep 1904 3-Month	70.8°F (21.6°C)	72.2°F (22.3°C)	-1.4°F (-0.7°C)	13th Coolest	Coolest since: 1904	1909
Jul–Sep 1904 3-Month	70.8°F (21.6°C)	72.2°F (22.3°C)	-1.4°F (-0.7°C)	116th Warmest	Warmest since: 1903	2016
Jun–Sep 1904 4-Month	70.5°F (21.4°C)	71.9°F (22.2°C)	-1.4°F (-0.8°C)	12th Coolest	Coolest since: 1903	1927
	70.5°F (21.4°C)	71.9°F (22.2°C)	-1.4°F (-0.8°C)	117th Warmest	Warmest since: 1902	2010
	Ties: 1917, 1982
May–Sep 1904 5-Month	69.0°F (20.6°C)	69.9°F (21.1°C)	-0.9°F (-0.5°C)	20th Coolest	Coolest since: 1903	1924, 1927
	69.0°F (20.6°C)	69.9°F (21.1°C)	-0.9°F (-0.5°C)	109th Warmest	Warmest since: 1902	2010
	Ties: 1915, 1926, 1962, 1974
Apr–Sep 1904 6-Month	65.6°F (18.7°C)	66.9°F (19.4°C)	-1.3°F (-0.7°C)	12th Coolest	Coolest since: 1903	1907
	65.6°F (18.7°C)	66.9°F (19.4°C)	-1.3°F (-0.7°C)	117th Warmest	Warmest since: 1902	2010
	Ties: 1909, 1928, 1946, 1972
Mar–Sep 1904 7-Month	61.9°F (16.6°C)	63.4°F (17.4°C)	-1.5°F (-0.8°C)	10th Coolest	Coolest since: 1904	1924
Mar–Sep 1904 7-Month	61.9°F (16.6°C)	63.4°F (17.4°C)	-1.5°F (-0.8°C)	119th Warmest	Warmest since: 1903	2010
Feb–Sep 1904 8-Month	57.5°F (14.2°C)	59.8°F (15.4°C)	-2.3°F (-1.2°C)	3rd Coolest	Coolest since: 1904	1907
Feb–Sep 1904 8-Month	57.5°F (14.2°C)	59.8°F (15.4°C)	-2.3°F (-1.2°C)	126th Warmest	Warmest since: 1903	2012
Jan–Sep 1904 9-Month	54.1°F (12.3°C)	56.9°F (13.8°C)	-2.8°F (-1.5°C)	2nd Coolest	Coolest since: 1904	1940
Jan–Sep 1904 9-Month	54.1°F (12.3°C)	56.9°F (13.8°C)	-2.8°F (-1.5°C)	127th Warmest	Warmest since: 1903	2012
Dec 1903–Sep 1904 10-Month	51.8°F (11.0°C)	54.8°F (12.7°C)	-3.0°F (-1.7°C)	1st Coolest	Coolest since: 1904	1904
Dec 1903–Sep 1904 10-Month	51.8°F (11.0°C)	54.8°F (12.7°C)	-3.0°F (-1.7°C)	127th Warmest	Warmest since: 1903	2012
Nov 1903–Sep 1904 11-Month	50.8°F (10.4°C)	54.0°F (12.2°C)	-3.2°F (-1.8°C)	1st Coolest	Coolest since: 1904	1904
Nov 1903–Sep 1904 11-Month	50.8°F (10.4°C)	54.0°F (12.2°C)	-3.2°F (-1.8°C)	127th Warmest	Warmest since: 1903	2012
Oct 1903–Sep 1904 12-Month	51.3°F (10.7°C)	54.2°F (12.3°C)	-2.9°F (-1.6°C)	1st Coolest	Coolest since: 1904	1904
Oct 1903–Sep 1904 12-Month	51.3°F (10.7°C)	54.2°F (12.3°C)	-2.9°F (-1.6°C)	127th Warmest	Warmest since: 1903	2012
Apr 1903–Sep 1904 18-Month	56.0°F (13.3°C)	58.4°F (14.7°C)	-2.4°F (-1.4°C)	1st Coolest	Coolest since: 1904	1904, 1918
	56.0°F (13.3°C)	58.4°F (14.7°C)	-2.4°F (-1.4°C)	127th Warmest	Warmest since: 1903	2012
	Ties: 1918
Oct 1902–Sep 1904 24-Month	52.8°F (11.6°C)	54.2°F (12.3°C)	-1.4°F (-0.7°C)	5th Coolest	Coolest since: 1904	1905
	52.8°F (11.6°C)	54.2°F (12.3°C)	-1.4°F (-0.7°C)	122nd Warmest	Warmest since: 1903	2017
	Ties: 1917
Oct 1901–Sep 1904 36-Month	52.7°F (11.5°C)	54.2°F (12.3°C)	-1.5°F (-0.8°C)	4th Coolest	Coolest since: 1904	1905, 1918
Oct 1901–Sep 1904 36-Month	52.7°F (11.5°C)	54.2°F (12.3°C)	-1.5°F (-0.8°C)	122nd Warmest	Warmest since: 1903	2018
Oct 1900–Sep 1904 48-Month	53.0°F (11.7°C)	54.1°F (12.3°C)	-1.1°F (-0.6°C)	5th Coolest	Coolest since: 1904	1905
	53.0°F (11.7°C)	54.1°F (12.3°C)	-1.1°F (-0.6°C)	120th Warmest	Warmest since: 1903	2019
	Ties: 1906, 1908, 1919
Oct 1899–Sep 1904 60-Month	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	11th Coolest	Coolest since: 1904	1908
	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	113th Warmest	Warmest since: 1903	2020
	Ties: 1911, 1928, 1965, 1966, 1970

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published December 2022, retrieved on December 8, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings