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 1919

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1919 1-Month	67.3°F (19.6°C)	67.4°F (19.7°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1918	1917
	67.3°F (19.6°C)	67.4°F (19.7°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1915	2018
	Ties: 1897, 1926, 1955, 1972, 1992
Aug–Sep 1919 2-Month	69.6°F (20.9°C)	70.6°F (21.4°C)	-1.0°F (-0.5°C)	25th Coolest	Coolest since: 1918	1927, 1963
	69.6°F (20.9°C)	70.6°F (21.4°C)	-1.0°F (-0.5°C)	104th Warmest	Warmest since: 1916	2018
	Ties: 1904
Jul–Sep 1919 3-Month	71.4°F (21.9°C)	72.2°F (22.3°C)	-0.8°F (-0.4°C)	25th Coolest	Coolest since: 1918	1909
	71.4°F (21.9°C)	72.2°F (22.3°C)	-0.8°F (-0.4°C)	104th Warmest	Warmest since: 1916	2016
	Ties: 1914
Jun–Sep 1919 4-Month	71.1°F (21.7°C)	71.9°F (22.2°C)	-0.8°F (-0.5°C)	27th Coolest	Coolest since: 1918	1927
	71.1°F (21.7°C)	71.9°F (22.2°C)	-0.8°F (-0.5°C)	102nd Warmest	Warmest since: 1915	2010
	Ties: 1905, 1915, 1920, 1926, 1928, 1929, 1958
May–Sep 1919 5-Month	69.4°F (20.8°C)	69.9°F (21.1°C)	-0.5°F (-0.3°C)	31st Coolest	Coolest since: 1918	1924, 1927
	69.4°F (20.8°C)	69.9°F (21.1°C)	-0.5°F (-0.3°C)	98th Warmest	Warmest since: 1918	2010
	Ties: 1912, 1918, 1923, 1976, 1979
Apr–Sep 1919 6-Month	66.4°F (19.1°C)	66.9°F (19.4°C)	-0.5°F (-0.3°C)	27th Coolest	Coolest since: 1918	1907
	66.4°F (19.1°C)	66.9°F (19.4°C)	-0.5°F (-0.3°C)	102nd Warmest	Warmest since: 1918	2010
	Ties: 1918, 1962, 1971, 1975, 1979
Mar–Sep 1919 7-Month	63.4°F (17.4°C)	63.5°F (17.5°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1918	1924
	63.4°F (17.4°C)	63.5°F (17.5°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1913	2010
	Ties: 1896, 1911, 1946, 1981
Feb–Sep 1919 8-Month	59.9°F (15.5°C)	59.8°F (15.4°C)	0.1°F (0.1°C)	57th Coolest	Coolest since: 1918	1907
	59.9°F (15.5°C)	59.8°F (15.4°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 1913	2012
	Ties: 1948, 1951, 1970
Jan–Sep 1919 9-Month	57.2°F (14.0°C)	56.9°F (13.8°C)	0.3°F (0.2°C)	60th Coolest	Coolest since: 1918	1940
	57.2°F (14.0°C)	56.9°F (13.8°C)	0.3°F (0.2°C)	69th Warmest	Warmest since: 1913	2012
	Ties: 1929, 1975, 1988
Dec 1918–Sep 1919 10-Month	55.4°F (13.0°C)	54.8°F (12.7°C)	0.6°F (0.3°C)	75th Coolest	Coolest since: 1918	1904
	55.4°F (13.0°C)	54.8°F (12.7°C)	0.6°F (0.3°C)	53rd Warmest	Warmest since: 1913	2012
	Ties: 1900, 1906, 1975, 1988
Nov 1918–Sep 1919 11-Month	54.4°F (12.4°C)	54.0°F (12.2°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1918	1904
	54.4°F (12.4°C)	54.0°F (12.2°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1913	2012
	Ties: 1937, 1945
Oct 1918–Sep 1919 12-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1918	1904
Oct 1918–Sep 1919 12-Month	54.8°F (12.7°C)	54.2°F (12.3°C)	0.6°F (0.4°C)	50th Warmest	Warmest since: 1913	2012
Apr 1918–Sep 1919 18-Month	58.7°F (14.8°C)	58.4°F (14.7°C)	0.3°F (0.1°C)	68th Coolest	Coolest since: 1918	1918
	58.7°F (14.8°C)	58.4°F (14.7°C)	0.3°F (0.1°C)	60th Warmest	Warmest since: 1913	2012
	Ties: 1900, 1931
Oct 1917–Sep 1919 24-Month	53.2°F (11.8°C)	54.2°F (12.3°C)	-1.0°F (-0.5°C)	15th Coolest	Coolest since: 1918	1905
	53.2°F (11.8°C)	54.2°F (12.3°C)	-1.0°F (-0.5°C)	112th Warmest	Warmest since: 1916	2017
	Ties: 1902, 1935, 1964, 1967
Oct 1916–Sep 1919 36-Month	53.0°F (11.7°C)	54.2°F (12.3°C)	-1.2°F (-0.6°C)	6th Coolest	Coolest since: 1918	1905, 1918
	53.0°F (11.7°C)	54.2°F (12.3°C)	-1.2°F (-0.6°C)	120th Warmest	Warmest since: 1917	2018
	Ties: 1920, 1928
Oct 1915–Sep 1919 48-Month	53.0°F (11.7°C)	54.2°F (12.3°C)	-1.2°F (-0.6°C)	5th Coolest	Coolest since: 1918	1905
	53.0°F (11.7°C)	54.2°F (12.3°C)	-1.2°F (-0.6°C)	120th Warmest	Warmest since: 1917	2019
	Ties: 1904, 1906, 1908
Oct 1914–Sep 1919 60-Month	53.2°F (11.8°C)	54.1°F (12.3°C)	-0.9°F (-0.5°C)	7th Coolest	Coolest since: 1918	1908
	53.2°F (11.8°C)	54.1°F (12.3°C)	-0.9°F (-0.5°C)	117th Warmest	Warmest since: 1917	2020
	Ties: 1909

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 24, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings