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 1926

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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
September 1926 1-Month	67.3°F (19.6°C)	67.4°F (19.7°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1924	1917
	67.3°F (19.6°C)	67.4°F (19.7°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1925	2018
	Ties: 1897, 1919, 1955, 1972, 1992
Aug–Sep 1926 2-Month	71.1°F (21.7°C)	70.6°F (21.4°C)	0.5°F (0.3°C)	72nd Coolest	Coolest since: 1925	1927, 1963
	71.1°F (21.7°C)	70.6°F (21.4°C)	0.5°F (0.3°C)	57th Warmest	Warmest since: 1925	2018
	Ties: 1925, 1954, 1957, 1965
Jul–Sep 1926 3-Month	72.3°F (22.4°C)	72.2°F (22.3°C)	0.1°F (0.1°C)	58th Coolest	Coolest since: 1924	1909
	72.3°F (22.4°C)	72.2°F (22.3°C)	0.1°F (0.1°C)	71st Warmest	Warmest since: 1925	2016
	Ties: 1943, 1978, 1997
Jun–Sep 1926 4-Month	71.1°F (21.7°C)	71.9°F (22.2°C)	-0.8°F (-0.5°C)	27th Coolest	Coolest since: 1924	1927
	71.1°F (21.7°C)	71.9°F (22.2°C)	-0.8°F (-0.5°C)	102nd Warmest	Warmest since: 1925	2010
	Ties: 1905, 1915, 1919, 1920, 1928, 1929, 1958
May–Sep 1926 5-Month	69.0°F (20.6°C)	69.9°F (21.1°C)	-0.9°F (-0.5°C)	20th Coolest	Coolest since: 1924	1924, 1927
	69.0°F (20.6°C)	69.9°F (21.1°C)	-0.9°F (-0.5°C)	109th Warmest	Warmest since: 1925	2010
	Ties: 1904, 1915, 1962, 1974
Apr–Sep 1926 6-Month	65.8°F (18.8°C)	66.9°F (19.4°C)	-1.1°F (-0.6°C)	19th Coolest	Coolest since: 1924	1907
Apr–Sep 1926 6-Month	65.8°F (18.8°C)	66.9°F (19.4°C)	-1.1°F (-0.6°C)	110th Warmest	Warmest since: 1925	2010
Mar–Sep 1926 7-Month	61.8°F (16.6°C)	63.5°F (17.5°C)	-1.7°F (-0.9°C)	9th Coolest	Coolest since: 1924	1924
Mar–Sep 1926 7-Month	61.8°F (16.6°C)	63.5°F (17.5°C)	-1.7°F (-0.9°C)	120th Warmest	Warmest since: 1925	2010
Feb–Sep 1926 8-Month	58.3°F (14.6°C)	59.8°F (15.4°C)	-1.5°F (-0.8°C)	12th Coolest	Coolest since: 1924	1907
	58.3°F (14.6°C)	59.8°F (15.4°C)	-1.5°F (-0.8°C)	117th Warmest	Warmest since: 1925	2012
	Ties: 1914, 1958
Jan–Sep 1926 9-Month	55.5°F (13.1°C)	56.9°F (13.8°C)	-1.4°F (-0.7°C)	14th Coolest	Coolest since: 1924	1940
	55.5°F (13.1°C)	56.9°F (13.8°C)	-1.4°F (-0.7°C)	115th Warmest	Warmest since: 1925	2012
	Ties: 1902, 1982
Dec 1925–Sep 1926 10-Month	53.5°F (11.9°C)	54.8°F (12.7°C)	-1.3°F (-0.8°C)	15th Coolest	Coolest since: 1920	1904
	53.5°F (11.9°C)	54.8°F (12.7°C)	-1.3°F (-0.8°C)	113th Warmest	Warmest since: 1925	2012
	Ties: 1916, 1936, 1956
Nov 1925–Sep 1926 11-Month	52.5°F (11.4°C)	54.0°F (12.2°C)	-1.5°F (-0.8°C)	12th Coolest	Coolest since: 1920	1904
	52.5°F (11.4°C)	54.0°F (12.2°C)	-1.5°F (-0.8°C)	116th Warmest	Warmest since: 1925	2012
	Ties: 1978
Oct 1925–Sep 1926 12-Month	52.4°F (11.3°C)	54.2°F (12.3°C)	-1.8°F (-1.0°C)	6th Coolest	Coolest since: 1918	1904
	52.4°F (11.3°C)	54.2°F (12.3°C)	-1.8°F (-1.0°C)	122nd Warmest	Warmest since: 1925	2012
	Ties: 1902
Apr 1925–Sep 1926 18-Month	57.5°F (14.2°C)	58.4°F (14.7°C)	-0.9°F (-0.5°C)	16th Coolest	Coolest since: 1924	1918
	57.5°F (14.2°C)	58.4°F (14.7°C)	-0.9°F (-0.5°C)	112th Warmest	Warmest since: 1925	2012
	Ties: 1907, 1941
Oct 1924–Sep 1926 24-Month	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	33rd Coolest	Coolest since: 1924	1905
	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	94th Warmest	Warmest since: 1925	2017
	Ties: 1915, 1920, 1969
Oct 1923–Sep 1926 36-Month	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	18th Coolest	Coolest since: 1920	1905, 1918
	53.4°F (11.9°C)	54.2°F (12.3°C)	-0.8°F (-0.4°C)	108th Warmest	Warmest since: 1925	2018
	Ties: 1965, 1967, 1969
Oct 1922–Sep 1926 48-Month	53.5°F (11.9°C)	54.2°F (12.3°C)	-0.7°F (-0.4°C)	18th Coolest	Coolest since: 1920	1905
	53.5°F (11.9°C)	54.2°F (12.3°C)	-0.7°F (-0.4°C)	107th Warmest	Warmest since: 1925	2019
	Ties: 1912, 1928, 1963, 1965, 1967
Oct 1921–Sep 1926 60-Month	53.6°F (12.0°C)	54.1°F (12.3°C)	-0.5°F (-0.3°C)	22nd Coolest	Coolest since: 1920	1908
	53.6°F (12.0°C)	54.1°F (12.3°C)	-0.5°F (-0.3°C)	102nd Warmest	Warmest since: 1925	2020
	Ties: 1910, 1964, 1981

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 20, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings