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.

Tennessee

Average Temperature Rankings, September 1917

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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 1917 1-Month	68.4°F (20.2°C)	70.2°F (21.2°C)	-1.8°F (-1.0°C)	33rd Coolest	Coolest since: 1916	1918
	68.4°F (20.2°C)	70.2°F (21.2°C)	-1.8°F (-1.0°C)	96th Warmest	Warmest since: 1915	1925
	Ties: 1942, 1962, 1963, 1989
Aug–Sep 1917 2-Month	71.1°F (21.7°C)	73.1°F (22.8°C)	-2.0°F (-1.1°C)	13th Coolest	Coolest to Date	1967
	71.1°F (21.7°C)	73.1°F (22.8°C)	-2.0°F (-1.1°C)	116th Warmest	Warmest since: 1916	2007
	Ties: 1984
Jul–Sep 1917 3-Month	72.7°F (22.6°C)	74.4°F (23.6°C)	-1.7°F (-1.0°C)	10th Coolest	Coolest to Date	1967
	72.7°F (22.6°C)	74.4°F (23.6°C)	-1.7°F (-1.0°C)	119th Warmest	Warmest since: 1916	1954
	Ties: 1946, 1963, 1996
Jun–Sep 1917 4-Month	72.5°F (22.5°C)	74.3°F (23.5°C)	-1.8°F (-1.0°C)	6th Coolest	Coolest to Date	1967
Jun–Sep 1917 4-Month	72.5°F (22.5°C)	74.3°F (23.5°C)	-1.8°F (-1.0°C)	123rd Warmest	Warmest since: 1916	1925
May–Sep 1917 5-Month	70.0°F (21.1°C)	72.6°F (22.6°C)	-2.6°F (-1.5°C)	3rd Coolest	Coolest to Date	1967
May–Sep 1917 5-Month	70.0°F (21.1°C)	72.6°F (22.6°C)	-2.6°F (-1.5°C)	126th Warmest	Warmest since: 1916	1936
Apr–Sep 1917 6-Month	68.1°F (20.1°C)	70.1°F (21.2°C)	-2.0°F (-1.1°C)	5th Coolest	Coolest to Date	1976
	68.1°F (20.1°C)	70.1°F (21.2°C)	-2.0°F (-1.1°C)	124th Warmest	Warmest since: 1916	2010
	Ties: 1992
Mar–Sep 1917 7-Month	65.3°F (18.5°C)	67.0°F (19.4°C)	-1.7°F (-0.9°C)	5th Coolest	Coolest to Date	1950, 1960
	65.3°F (18.5°C)	67.0°F (19.4°C)	-1.7°F (-0.9°C)	124th Warmest	Warmest since: 1916	1921
	Ties: 1961, 1984
Feb–Sep 1917 8-Month	62.0°F (16.7°C)	63.7°F (17.6°C)	-1.7°F (-0.9°C)	6th Coolest	Coolest to Date	1947
	62.0°F (16.7°C)	63.7°F (17.6°C)	-1.7°F (-0.9°C)	123rd Warmest	Warmest since: 1916	1921
	Ties: 1979
Jan–Sep 1917 9-Month	59.6°F (15.3°C)	60.7°F (15.9°C)	-1.1°F (-0.6°C)	21st Coolest	Coolest since: 1912	1940
	59.6°F (15.3°C)	60.7°F (15.9°C)	-1.1°F (-0.6°C)	108th Warmest	Warmest since: 1916	1921
	Ties: 1967, 1994
Dec 1916–Sep 1917 10-Month	57.4°F (14.1°C)	58.6°F (14.8°C)	-1.2°F (-0.7°C)	16th Coolest	Coolest since: 1904	1940
	57.4°F (14.1°C)	58.6°F (14.8°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1916	2012
	Ties: 1902, 1924, 1928, 1968, 1982, 2014
Nov 1916–Sep 1917 11-Month	56.5°F (13.6°C)	57.6°F (14.2°C)	-1.1°F (-0.6°C)	22nd Coolest	Coolest since: 1912	1940
	56.5°F (13.6°C)	57.6°F (14.2°C)	-1.1°F (-0.6°C)	106th Warmest	Warmest since: 1916	2012, 2016
	Ties: 1994
Oct 1916–Sep 1917 12-Month	56.7°F (13.7°C)	57.7°F (14.3°C)	-1.0°F (-0.6°C)	23rd Coolest	Coolest since: 1905	1940
	56.7°F (13.7°C)	57.7°F (14.3°C)	-1.0°F (-0.6°C)	105th Warmest	Warmest since: 1916	2016
	Ties: 1905, 1966, 1971
Apr 1916–Sep 1917 18-Month	61.1°F (16.2°C)	61.8°F (16.6°C)	-0.7°F (-0.4°C)	24th Coolest	Coolest since: 1905	1918, 1977
	61.1°F (16.2°C)	61.8°F (16.6°C)	-0.7°F (-0.4°C)	104th Warmest	Warmest since: 1916	2017
	Ties: 1960, 1964, 1978, 1982
Oct 1915–Sep 1917 24-Month	57.5°F (14.2°C)	57.7°F (14.3°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1906	1978, 1979
	57.5°F (14.2°C)	57.7°F (14.3°C)	-0.2°F (-0.1°C)	85th Warmest	Warmest since: 1916	2017
	Ties: 1900, 1990
Oct 1914–Sep 1917 36-Month	57.3°F (14.1°C)	57.7°F (14.3°C)	-0.4°F (-0.2°C)	32nd Coolest	Coolest since: 1906	1979
	57.3°F (14.1°C)	57.7°F (14.3°C)	-0.4°F (-0.2°C)	94th Warmest	Warmest since: 1916	2018
	Ties: 1903
Oct 1913–Sep 1917 48-Month	57.5°F (14.2°C)	57.7°F (14.3°C)	-0.2°F (-0.1°C)	34th Coolest	Coolest since: 1907	1979
	57.5°F (14.2°C)	57.7°F (14.3°C)	-0.2°F (-0.1°C)	91st Warmest	Warmest since: 1916	2019
	Ties: 1943, 1959, 1995
Oct 1912–Sep 1917 60-Month	57.7°F (14.3°C)	57.7°F (14.3°C)	0.0°F (0.0°C)	39th Coolest	Coolest since: 1916	1970, 1971, 1981
	57.7°F (14.3°C)	57.7°F (14.3°C)	0.0°F (0.0°C)	85th Warmest	Warmest since: 1916	2020
	Ties: 1902, 1916, 1948, 1959, 1975, 1988, 1994

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings