Climate at a Glance

Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Tennessee River Basin

Average Temperature Rankings, December 1999

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
December 1999
1-Month
41.5°F
(5.3°C)
39.3°F
(4.1°C)
2.2°F
(1.2°C)
86th Coolest Coolest since: 1997 1963
40th Warmest Warmest since: 1998 2015
Nov–Dec 1999
2-Month
47.0°F
(8.3°C)
43.4°F
(6.3°C)
3.6°F
(2.0°C)
115th Coolest Coolest since: 1998 1950, 1976
11th Warmest Warmest since: 1998 2015
Ties: 1921, 1998, 2016
Oct–Dec 1999
3-Month
50.7°F
(10.4°C)
48.4°F
(9.1°C)
2.3°F
(1.3°C)
103rd Coolest Coolest since: 1997 1976
23rd Warmest Warmest since: 1998 2015
Ties: 2019
Sep–Dec 1999
4-Month
55.3°F
(12.9°C)
53.8°F
(12.1°C)
1.5°F
(0.8°C)
99th Coolest Coolest since: 1997 1976
27th Warmest Warmest since: 1998 1931
Ties: 1923, 1947, 1986
Aug–Dec 1999
5-Month
59.6°F
(15.3°C)
58.2°F
(14.6°C)
1.4°F
(0.7°C)
103rd Coolest Coolest since: 1997 1976
23rd Warmest Warmest since: 1998 1931
Jul–Dec 1999
6-Month
62.8°F
(17.1°C)
61.3°F
(16.3°C)
1.5°F
(0.8°C)
111th Coolest Coolest since: 1997 1976
15th Warmest Warmest since: 1998 1931
Ties: 1973
Jun–Dec 1999
7-Month
64.4°F
(18.0°C)
63.0°F
(17.2°C)
1.4°F
(0.8°C)
110th Coolest Coolest since: 1997 1976
16th Warmest Warmest since: 1998 1931
Ties: 1897, 1922, 1934, 1973, 2011
May–Dec 1999
8-Month
64.5°F
(18.1°C)
63.3°F
(17.4°C)
1.2°F
(0.7°C)
103rd Coolest Coolest since: 1997 1976
23rd Warmest Warmest since: 1998 1931, 2016
Ties: 1971
Apr–Dec 1999
9-Month
64.2°F
(17.9°C)
62.7°F
(17.1°C)
1.5°F
(0.8°C)
111th Coolest Coolest since: 1997 1976
15th Warmest Warmest since: 1998 2015, 2016
Ties: 2018
Mar–Dec 1999
10-Month
62.2°F
(16.8°C)
61.3°F
(16.3°C)
0.9°F
(0.5°C)
92nd Coolest Coolest since: 1997 1976
34th Warmest Warmest since: 1998 2016
Ties: 1905, 1934, 1973, 2002
Feb–Dec 1999
11-Month
60.6°F
(15.9°C)
59.4°F
(15.2°C)
1.2°F
(0.7°C)
104th Coolest Coolest since: 1997 1917
22nd Warmest Warmest since: 1998 2016
Ties: 1897, 1919, 1946, 1954, 1956
Jan–Dec 1999
12-Month
59.1°F
(15.1°C)
57.6°F
(14.2°C)
1.5°F
(0.9°C)
111th Coolest Coolest since: 1997 1976
15th Warmest Warmest since: 1998 1921
Ties: 1931
Jul 1998–Dec 1999
18-Month
60.7°F
(15.9°C)
58.8°F
(14.9°C)
1.9°F
(1.0°C)
118th Coolest Coolest since: 1998 1968
7th Warmest Warmest since: 1932 2016
Jan 1998–Dec 1999
24-Month
59.5°F
(15.3°C)
57.6°F
(14.2°C)
1.9°F
(1.1°C)
121st Coolest Coolest since: 1998 1969, 1979
4th Warmest Warmest since: 1922 2017
Ties: 2019
Jan 1997–Dec 1999
36-Month
58.6°F
(14.8°C)
57.6°F
(14.2°C)
1.0°F
(0.6°C)
113th Coolest Coolest since: 1998 1968, 1969, 1978
11th Warmest Warmest since: 1954 2018
Ties: 1921, 1927, 1932, 1954, 2008, 2013, 2016
Jan 1996–Dec 1999
48-Month
58.0°F
(14.4°C)
57.5°F
(14.2°C)
0.5°F
(0.2°C)
85th Coolest Coolest since: 1998 1979
38th Warmest Warmest since: 1993 2019
Ties: 1909, 1914, 1927, 1937, 1941, 1946, 1949, 1953, 1993, 2004
Jan 1995–Dec 1999
60-Month
57.9°F
(14.4°C)
57.6°F
(14.2°C)
0.3°F
(0.2°C)
78th Coolest Coolest since: 1998 1970, 1980
44th Warmest Warmest since: 1994 2019
Ties: 1915, 1941, 1946, 1949, 1952, 1991, 1994

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 17, 2020 from https://www.ncdc.noaa.gov/cag/