National Weather Service United States Department of Commerce

Morristown, TN Area Seasonal Climate Summary

Winter 2016 - 2017 (December, January, and February)

 

All normals are based on 30 year climate period from 1981 - 2010.

Chattanooga's period of record is from 1879 - 2017.

Knoxville's period of record is from 1871 - 2017.

Tri-Cities' period of record is from 1937 - 2017.

 

Seasonal Averages/Totals and Normals

 

Chattanooga Seasonal Averages/Totals and Normals

Temperature and Precip

Average/Total Value  Value Ranking Records (Year)   Normal Value  Departure from normal

 Average Temperature

48.2° 4th warmest 53.8° (1889-1890) 42.5° +5.7

Total Precipitation 

13.48 in 52nd driest 6.57 in (1903-1904)  14.65 in  -1.17

Total Snowfall

0.3 in 103rd highest 22.2 in (1917-1918) 2.6 in  -2.3

 

 

 

Knoxville Seasonal Averages/Totals and Normals

Temperature and Precip

Average/Total Value  Value Ranking Records (Year) Normal Value Departure from normal

Average Temperature

46.5° 6th warmest 51.6° (1889-1890) 40.5° +6.0

Total Precipitation 

12.90 in 71st driest 5.75 in (2006-2007)  13.08 in -0.18

Total Snowfall 

2.3 in 97th highest 41.6 in (1894-1895) 5.1 in -2.8

 

 

 

Tri-Cities Seasonal Averages/Totals and Normals

Temperature and Precip 

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

43.2°

4th warmest

45.0° (1949-1950)

37.3°

+5.9

Total Precipitation

 10.04 in

37th driest

4.54 in (1940-1941)

10.19 in

-0.15

Total Snowfall

4.0 in 60th highest 32.8 in (1963-1964) 10.5 in  -6.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

December Averages/Totals and Normals

 

Chattanooga December Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

 Records (Year)

Normal Value

Departure from normal

Average Termperature

44.7°

39th warmest

57.2° (1889)

42.6°

+2.1

Total Precipitation

5.05 in

61st wettest

13.68 in (1961)

4.90 in

+0.15

Total Snowfall

T in 47th highest 14.8 in (1886) 0.3 in -0.3

 

 

 

Knoxville December Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

 Records (Year)

Normal Value

Departure from normal

Average Temperature

42.8°

45th warmest

54.1° (1889)

40.8°

+2.0

Total Precipitation

6.96 in

23rd wettest

12.34 in (1901)

4.50 in

+2.46

Total Snowfall

T in 65th highest 25.4 in (1886) 0.8 in -0.8

 

 

 

Tri-Cities December Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

 Records (Year)

Normal Value

Departure from normal

Average Temperature

39.7°

32nd warmest

50.5° (2015)

37.8°

+1.9

Total Precipitation

5.36 in

10th wettest

6.75 in (1961)

3.37 in

+1.99
Total Snowfall T in 53rd highest 12.9 in (1963) 2.4 in -2.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

January Averages/Totals and Normals  

 

Chattanooga January Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

49.1°

9th warmest

53.7° (1950)

40.5° +8.6

Total Precipitation

4.99 in

66th wettest

12.67 in (1882)

4.91 in

+0.08

Total Snowfall

0.3 in 68th highest 15.8 in (1893) 1.7 in -1.4

 

 

 

Knoxville January Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

47.2°

9th warmest

52.0° (1950)

38.2°

+9.0

Total Precipitation

3.37 in

49th driest

0.95 in (1986)

4.32 in

-0.95

Total Snowfall

2.3 in 53rd highest 15.1 in (1962) 2.7 in -0.4

 

 

 

Tri-Cities January Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

44.4°

4th warmest

50.0° (1950)

35.2°

+9.2

Total Precipitation

2.56 in

25th driest

1.06 in (1940)

3.37 in

-0.81

Total Snowfall

4.0 in  34th highest 22.1 in (1966) 4.7 in -0.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

February Averages/Totals and Normals

 

Chattanooga February Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

50.9°

7th warmest

53.9° (1890)

44.4°

 +6.5

Total Precipitation

3.44 in

40th driest

0.62 in (1941)

4.84 in

-1.40

Total Snowfall

0.0 in 117th highest 15.5 in (1895) 0.6 in -0.6

 

 

 

Knoxville February Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

49.4°

5th warmest

51.9° in (1890)

42.4°

+7.0

Total Precipitation

2.57 in

23rd driest

0.56 in (1898)

4.26 in

-1.69

Total Snowfall

T in 86th highest 25.7 in (1895) 1.6 in -1.6

 

 

 

Tri-Cities February Averages/Totals and Normals

Temperature and Precip

Average/Total Value

Value Ranking

Records (Year)

Normal Value

Departure from normal

Average Temperature

45.6°

4th warmest

47.7° (1938)

39.0°

+6.6

Total Preciptiation

2.13 in

17th driest 0.75 in (1968) 3.45 in -1.32

Total Snowfall

T in 61st highest 20.4 in (1979) 3.4 in -3.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 RECORDS:

Chattanooga:

January 15, 2017: Record high temperature of 73 degrees ties the old record of 73 degrees set in 1907.

January 20, 2017: Record high temperature of 71 degrees ties the old record of 71 degrees set in 1929.

February 24, 2017: Record high temperature of 79 degrees breaks the old record of 77 degrees set in 1890.

 

 

 

 Knoxville:

January 12, 2017: Record highest low temperature of 60 degrees breaks the old record of 59 degrees set in 2013.

February 7, 2017: Record high temperature of 71 degrees ties the old record of 71 degrees set in 1925.

February 12, 2017: Record high temperature of 77 degrees breaks the old record of 76 degrees set in 1984.

February 24, 2017: Record high temperature of 79 degrees breaks the old record of 76 degrees set in 1890.

 

 

 

Tri-Cities:

January 12, 2017: Record highest low temperature of 51 degrees breaks the old record of 49 degrees set in 2013.

January 13, 2017: Record highest low temperature of 56 degrees breaks the old record of 50 degrees set in 2005.

January 15, 2017: Record highest low temperature of 53 degrees breaks the old record of 50 degrees set in 1952.

January 16, 2017: Record highest low temperature of 52 degrees breaks the old record of 48 degrees set in 1974.

January 17, 2017: Record highest low temperature of 50 degrees breaks the old record of 49 degrees set in 1974.

January 20, 2017: Record highest low temperature of 50 degrees breaks the old record of 45 degrees set in 1988.

February 7, 2017: Record high temperature of 72 degrees breaks the old record of 64 degrees set in 1938.

February 9, 2017: Record highest rainfall of 0.62 inches breaks the old record of 0.52 inches set in 1974

February 12, 2017: Record high temperature of 74 degrees breaks the old record of 68 degrees set in 1938.

February 24, 2017: Record high temperature of 77 degrees breaks the old record of 72 degrees set in 1982.