Statewide Rankings

Statewide Data Info
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, December 2018

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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
December 2018
1-Month
42.7°F
(5.9°C)
39.2°F
(4.0°C)
3.5°F
(1.9°C)
99th Coolest
Coolest since:
1963
30th Warmest
Warmest since:
2015
Ties: 1996
Nov–Dec 2018
2-Month
43.6°F
(6.4°C)
43.4°F
(6.3°C)
0.2°F
(0.1°C)
59th Coolest
Coolest since:
1950, 1976
70th Warmest
Warmest since:
2015
Ties: 1909, 1911, 1928, 1996
Oct–Dec 2018
3-Month
49.4°F
(9.7°C)
48.5°F
(9.2°C)
0.9°F
(0.5°C)
83rd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
1931
Ties: 1913, 1991, 2012
Sep–Dec 2018
4-Month
55.7°F
(13.2°C)
53.8°F
(12.1°C)
1.9°F
(1.1°C)
104th Coolest
Coolest since:
1976
25th Warmest
Warmest since:
1931
Aug–Dec 2018
5-Month
59.9°F
(15.5°C)
58.3°F
(14.6°C)
1.6°F
(0.9°C)
108th Coolest
Coolest since:
1976
21st Warmest
Warmest since:
1931
Ties: 1897, 1936
Jul–Dec 2018
6-Month
62.9°F
(17.2°C)
61.4°F
(16.3°C)
1.5°F
(0.9°C)
112th Coolest
Coolest since:
1976
17th Warmest
Warmest since:
1931
Ties: 1954, 1956, 2020
Jun–Dec 2018
7-Month
64.9°F
(18.3°C)
63.2°F
(17.3°C)
1.7°F
(1.0°C)
114th Coolest
Coolest since:
1976
15th Warmest
Warmest since:
1931
May–Dec 2018
8-Month
65.8°F
(18.8°C)
63.6°F
(17.6°C)
2.2°F
(1.2°C)
122nd Coolest
Coolest since:
1976
7th Warmest
Warmest since:
1931, 2016
Ties: 1921, 1933
Apr–Dec 2018
9-Month
64.4°F
(18.0°C)
62.9°F
(17.2°C)
1.5°F
(0.8°C)
114th Coolest
Coolest since:
1976
15th Warmest
Warmest since:
2015, 2016
Ties: 1999, 2011
Mar–Dec 2018
10-Month
62.8°F
(17.1°C)
61.5°F
(16.4°C)
1.3°F
(0.7°C)
113th Coolest
Coolest since:
1917
16th Warmest
Warmest since:
2016
Ties: 1900, 1911, 1919, 1991, 2010
Feb–Dec 2018
11-Month
61.5°F
(16.4°C)
59.6°F
(15.3°C)
1.9°F
(1.1°C)
122nd Coolest
Coolest since:
1917
7th Warmest
Warmest since:
2016
Jan–Dec 2018
12-Month
59.1°F
(15.1°C)
57.7°F
(14.3°C)
1.4°F
(0.8°C)
111th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
1921
Ties: 1991
Jul 2017–Dec 2018
18-Month
60.0°F
(15.6°C)
58.9°F
(14.9°C)
1.1°F
(0.7°C)
109th Coolest
Coolest since:
1968
19th Warmest
Warmest since:
2016, 2017
Ties: 1931, 1957, 2002, 2008, 2011
Jan 2017–Dec 2018
24-Month
59.5°F
(15.3°C)
57.6°F
(14.2°C)
1.9°F
(1.1°C)
121st Coolest
Coolest since:
1979
7th Warmest
Warmest since:
2017
Ties: 2019
Jan 2016–Dec 2018
36-Month
59.8°F
(15.4°C)
57.7°F
(14.3°C)
2.1°F
(1.1°C)
126th Coolest
Coolest since:
1968, 1969, 1978
1st Warmest
Warmest since:
2017, 2018
Ties: 2017
Jan 2015–Dec 2018
48-Month
59.6°F
(15.3°C)
57.7°F
(14.3°C)
1.9°F
(1.0°C)
124th Coolest
Coolest since:
1979
2nd Warmest
Warmest to Date
2019
Jan 2014–Dec 2018
60-Month
59.0°F
(15.0°C)
57.7°F
(14.3°C)
1.3°F
(0.7°C)
120th Coolest
Coolest since:
1970, 1980
5th Warmest
Warmest to Date
2020

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