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Christmas Facts 
for the 
Three East Tennessee Climate Sites

 


 

Tri-Cities

Period of record (POR) for TRI: 1937 - 2015*

The last Christmas when...

The average temp for the day was below freezing:  2013 with 29.5 degrees
The minimum temp for the day was below freezing:  2014 with 28 degrees
Snowfall was recorded: 2010 with 1.2"
Precipitation was recorded:  2015 with 0.64"
Extremes for Christmas:
Lowest minimum temperature... -6 degrees in 1983
Highest minimum temperature... 54 degrees in 1982

Highest maximum temperature... 74 in 1982
Lowest maximum temperature... 9 degrees in 1983
Highest amount of precipitation... 0.86" in 1969
Snowfall:
10 Christmas days had recorded snowfall.
The Christmas days with recorded snowfall other than a Trace: 
1.  1969 with 8.7"
2.  1981 with 3.0"
3.  1992 with 2.1"
4.  2010 with 1.2"
5.  1985 with 0.9"
6.  1970 with 0.9"
7.  1976 with 0.8"
8.  1979 with 0.4"
9.  1993 with 0.2"
10. 1962 with 0.2"
*TRI has a smaller period of record than TYS and CHA.

 

 


 

Knoxville
Period of record (POR) for TYS: 1871 - 2015*

The last Christmas when...

The average temp for the day was below freezing:  2013 with 31.5 degrees
The minimum temp for the day was below freezing:  2013 with 20 degrees
Snowfall was recorded:  2010 with 2.5"
Precipitation was recorded:  2015 with 2.19"
Extremes for Christmas:
Lowest minimum temperature... -6 degrees in 1983
Highest minimum temperature... 57 degrees in 2015

Highest maximum temperature... 76 degrees in 1982
Lowest maximum temperature... 13 degrees in 1983
Highest amount of precipitation... 2.19" in 2015
Snowfall:
12 Christmas days had recorded snowfall.
The Christmas days with recorded snowfall other than a Trace: 
1.  1969 with 7.0"
2.  2010 with 2.5"
3.  1887 with 2.2"
4.  1915 with 2.0"
5.  1976 with 1.2"
6.  1884 with 0.6"
7.  1935 with 0.4"
8.  1929 with 0.4"
9.  1992 with 0.3"
10.  1909 with 0.3"
11.  1899 with 0.3"
12.  1989 with 0.1"
*Snowfall data period of record is 1884-2015.

 

 


 

Chattanooga

Period of record (POR) for CHA: 1879 - 2015

The last Christmas when...

The average temp for the day was below freezing: 2004 with 28.5 degrees
The minimum temp for the day was below freezing: 2013 with 22 degrees
Snowfall was recorded:  2010 with 2.5"
Precipitation was recorded:  2015 with 4.14"
Extremes for Christmas:
Lowest minimum temperature... -2 degrees in 1983
Highest minimum temperature... 62 degrees in 2015

Highest maximum temperature... 75 degrees in 1955
Lowest maximum temperature... 16 degrees in 1983
Highest amount of precipitation... 4.14" in 2015
Snowfall:
6 Christmas days had recorded snowfall.
The Christmas days with recorded snowfall other than a Trace: 
1.  1969 with 5.1"
2.  2010 with 2.5"
3.  1909 with 1.2"
4.  1989 with 0.3"
5.  1913 with 0.1"
6.  1899 with 0.1"