December weather in Westmoreland, TN
The average temperature in Westmoreland in December is 38.6°F (28.4°F–48.8°F). Average precipitation: 5.01 inches. Average snowfall is 0.5 inches.
December is a winter month in Westmoreland, and is cooler than the annual average of 56.7°F. Daily temperatures swing about 20.4°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 9h 31m. For travel, December is a wet month.
Avg High
48.8°F
Avg Low
28.4°F
Precipitation
5.01 in
Snow
0.5 in
December records in Westmoreland
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 73.0°F (2006) | 10.0°F (2001) | 2.15 in (1991) |
| December 2 | 66.9°F (2012) | 14.0°F (2020) | 0.69 in (2025) |
| December 3 | 71.1°F (1998) | 14.0°F (2020) | 3.31 in (1991) |
| December 4 | 75.0°F (1998) | 15.1°F (2006) | 4.50 in (1978) |
| December 5 | 75.9°F (1998) | 15.1°F (2006) | 2.00 in (1998) |
| December 6 | 71.1°F (2001) | 12.0°F (2024) | 2.01 in (2013) |
| December 7 | 75.9°F (1998) | 12.0°F (2024) | 2.20 in (2022) |
| December 8 | 66.0°F (2022) | 8.1°F (2006) | 3.45 in (1978) |
| December 9 | 63.0°F (2007) | 9.0°F (2006) | 3.78 in (1978) |
| December 10 | 68.0°F (2007) | 10.0°F (2006) | 2.79 in (2008) |
| December 11 | 72.0°F (2021) | 12.9°F (2009) | 1.16 in (2002) |
| December 12 | 75.0°F (2007) | 16.0°F (2009) | 1.76 in (1983) |
| December 13 | 69.1°F (2015) | 12.9°F (2010) | 3.15 in (1979) |
| December 14 | 73.9°F (2015) | 1.9°F (2010) | 1.50 in (1956) |
| December 15 | 68.0°F (2011) | 1.9°F (2010) | 1.19 in (2005) |
| December 16 | 66.9°F (2021) | 9.0°F (2025) | 1.83 in (1982) |
| December 17 | 66.9°F (2006) | 12.0°F (2000) | 2.67 in (1996) |
| December 18 | 70.0°F (2006) | 9.0°F (2000) | 2.05 in (1990) |
| December 19 | 72.0°F (2021) | 16.0°F (2000) | 1.62 in (2025) |
| December 20 | 70.0°F (2008) | 8.1°F (2000) | 1.49 in (1957) |
| December 21 | 66.9°F (2013) | 8.1°F (2000) | 1.60 in (1970) |
| December 22 | 77.0°F (2013) | 3.0°F (2000) | 1.94 in (1990) |
| December 23 | 66.0°F (2015) | -2.9°F (2022) | 3.76 in (2017) |
| December 24 | 69.1°F (2015) | -2.9°F (2022) | 1.50 in (2016) |
| December 25 | 71.1°F (2015) | 1.9°F (2022) | 3.00 in (1987) |
| December 26 | 73.0°F (2021) | 1.9°F (2022) | 2.55 in (1982) |
| December 27 | 71.1°F (2015) | 9.0°F (2020) | 1.00 in (2011) |
| December 28 | 73.0°F (2015) | 10.9°F (2010) | 1.92 in (1959) |
| December 29 | 72.0°F (2015) | 10.9°F (2010) | 1.86 in (1954) |
| December 30 | 64.9°F (2019) | 9.0°F (2001) | 2.92 in (1969) |
| December 31 | 68.0°F (2022) | 10.0°F (2001) | 2.15 in (1972) |