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 1925

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1925 1-Month	71.0°F (21.7°C)	67.4°F (19.7°C)	3.6°F (2.0°C)	116th Coolest	Coolest since: 1924	1917
September 1925 1-Month	71.0°F (21.7°C)	67.4°F (19.7°C)	3.6°F (2.0°C)	13th Warmest	Warmest since: 1921	2018
Aug–Sep 1925 2-Month	71.1°F (21.7°C)	70.6°F (21.4°C)	0.5°F (0.3°C)	72nd Coolest	Coolest since: 1924	1927, 1963
	71.1°F (21.7°C)	70.6°F (21.4°C)	0.5°F (0.3°C)	57th Warmest	Warmest since: 1921	2018
	Ties: 1926, 1954, 1957, 1965
Jul–Sep 1925 3-Month	72.4°F (22.4°C)	72.2°F (22.3°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1924	1909
	72.4°F (22.4°C)	72.2°F (22.3°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1921	2016
	Ties: 1986, 1990
Jun–Sep 1925 4-Month	73.3°F (22.9°C)	71.9°F (22.2°C)	1.4°F (0.7°C)	100th Coolest	Coolest since: 1924	1927
	73.3°F (22.9°C)	71.9°F (22.2°C)	1.4°F (0.7°C)	29th Warmest	Warmest since: 1921	2010
	Ties: 1901, 1921, 1988
May–Sep 1925 5-Month	70.4°F (21.3°C)	69.9°F (21.1°C)	0.5°F (0.2°C)	72nd Coolest	Coolest since: 1924	1924, 1927
	70.4°F (21.3°C)	69.9°F (21.1°C)	0.5°F (0.2°C)	57th Warmest	Warmest since: 1921	2010
	Ties: 1896, 1965
Apr–Sep 1925 6-Month	67.6°F (19.8°C)	66.9°F (19.4°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 1924	1907
	67.6°F (19.8°C)	66.9°F (19.4°C)	0.7°F (0.4°C)	52nd Warmest	Warmest since: 1921	2010
	Ties: 1931, 1954, 1960, 1969, 1988
Mar–Sep 1925 7-Month	64.4°F (18.0°C)	63.5°F (17.5°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 1924	1924
	64.4°F (18.0°C)	63.5°F (17.5°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1921	2010
	Ties: 1898, 1900, 1930, 1936, 1949, 1953, 1994, 2000
Feb–Sep 1925 8-Month	61.5°F (16.4°C)	59.8°F (15.4°C)	1.7°F (1.0°C)	109th Coolest	Coolest since: 1924	1907
	61.5°F (16.4°C)	59.8°F (15.4°C)	1.7°F (1.0°C)	20th Warmest	Warmest since: 1921	2012
	Ties: 1945, 1949, 1957, 1959, 1999
Jan–Sep 1925 9-Month	58.2°F (14.6°C)	56.9°F (13.8°C)	1.3°F (0.8°C)	100th Coolest	Coolest since: 1924	1940
	58.2°F (14.6°C)	56.9°F (13.8°C)	1.3°F (0.8°C)	29th Warmest	Warmest since: 1921	2012
	Ties: 1930, 1939, 2000, 2005
Dec 1924–Sep 1925 10-Month	56.0°F (13.3°C)	54.8°F (12.7°C)	1.2°F (0.6°C)	91st Coolest	Coolest since: 1924	1904
	56.0°F (13.3°C)	54.8°F (12.7°C)	1.2°F (0.6°C)	37th Warmest	Warmest since: 1921	2012
	Ties: 1939, 1990
Nov 1924–Sep 1925 11-Month	54.9°F (12.7°C)	54.0°F (12.2°C)	0.9°F (0.5°C)	84th Coolest	Coolest since: 1924	1904
	54.9°F (12.7°C)	54.0°F (12.2°C)	0.9°F (0.5°C)	44th Warmest	Warmest since: 1921	2012
	Ties: 1898, 1942, 1974, 2015
Oct 1924–Sep 1925 12-Month	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	80th Coolest	Coolest since: 1924	1904
	54.9°F (12.7°C)	54.2°F (12.3°C)	0.7°F (0.4°C)	48th Warmest	Warmest since: 1921	2012
	Ties: 1993
Apr 1924–Sep 1925 18-Month	58.1°F (14.5°C)	58.4°F (14.7°C)	-0.3°F (-0.2°C)	35th Coolest	Coolest since: 1924	1918
	58.1°F (14.5°C)	58.4°F (14.7°C)	-0.3°F (-0.2°C)	93rd Warmest	Warmest since: 1923	2012
	Ties: 1897, 1914, 1915, 1935, 1948, 1961
Oct 1923–Sep 1925 24-Month	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	37th Coolest	Coolest since: 1924	1905
	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	90th Warmest	Warmest since: 1923	2017
	Ties: 1900, 1909, 1910, 1959, 1961, 1965
Oct 1922–Sep 1925 36-Month	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	41st Coolest	Coolest since: 1924	1905, 1918
	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	85th Warmest	Warmest since: 1923	2018
	Ties: 1913, 1935, 1972, 1978
Oct 1921–Sep 1925 48-Month	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	38th Coolest	Coolest since: 1921	1905
	53.9°F (12.2°C)	54.2°F (12.3°C)	-0.3°F (-0.1°C)	87th Warmest	Warmest since: 1924	2019
	Ties: 1903, 1914, 1915, 1921, 1938, 1961, 1972, 1984
Oct 1920–Sep 1925 60-Month	54.5°F (12.5°C)	54.1°F (12.3°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1924	1908
	54.5°F (12.5°C)	54.1°F (12.3°C)	0.4°F (0.2°C)	53rd Warmest	Warmest to Date	2020
	Ties: 1945, 1946, 1958

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings