December weather in Erwin, TN
The average temperature in Erwin in December is 39.1°F (28.0°F–50.3°F). Average precipitation: 3.64 inches. Average snowfall is 2.4 inches.
December is a winter month in Erwin, and is cooler than the annual average of 55.4°F. Daily temperatures swing about 22.3°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 9h 33m. For travel, December is cool.
Avg High
50.3°F
Avg Low
28.0°F
Precipitation
3.64 in
Snow
2.4 in
December records in Erwin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 75.0°F (1991) | 14.0°F (1979) | 1.88 in (2010) |
| December 2 | 75.9°F (2006) | 14.0°F (1979) | 1.46 in (2015) |
| December 3 | 75.0°F (1982) | 9.0°F (1979) | 0.84 in (1991) |
| December 4 | 75.9°F (1982) | 12.0°F (1979) | 0.93 in (1983) |
| December 5 | 71.1°F (2001) | 15.1°F (2000) | 2.28 in (1993) |
| December 6 | 78.1°F (2001) | 15.1°F (1992) | 0.51 in (2016) |
| December 7 | 75.9°F (1998) | 10.9°F (1984) | 1.45 in (2011) |
| December 8 | 75.0°F (1998) | 12.9°F (2006) | 1.35 in (2011) |
| December 9 | 73.9°F (1998) | 10.9°F (2006) | 1.22 in (2023) |
| December 10 | 71.1°F (2012) | 8.1°F (1995) | 0.90 in (2004) |
| December 11 | 71.1°F (2007) | 10.0°F (1995) | 0.91 in (2004) |
| December 12 | 75.0°F (2007) | 12.0°F (1988) | 0.98 in (2008) |
| December 13 | 75.0°F (1979) | 8.1°F (1982) | 1.68 in (1998) |
| December 14 | 72.0°F (2007) | 10.9°F (1985) | 1.00 in (2020) |
| December 15 | 72.0°F (2001) | 1.9°F (2010) | 0.45 in (2013) |
| December 16 | 73.0°F (1984) | 1.9°F (2010) | 0.73 in (1982) |
| December 17 | 72.0°F (2006) | 8.1°F (1989) | 0.71 in (1992) |
| December 18 | 72.0°F (2006) | 10.9°F (1985) | 0.80 in (2001) |
| December 19 | 73.9°F (1990) | 12.0°F (2000) | 1.34 in (2009) |
| December 20 | 69.1°F (2008) | 3.0°F (1981) | 0.85 in (2021) |
| December 21 | 68.0°F (1987) | 3.0°F (1981) | 0.78 in (1993) |
| December 22 | 72.0°F (1998) | 3.0°F (1989) | 2.01 in (2018) |
| December 23 | 72.0°F (1990) | -4.0°F (1989) | 1.85 in (2013) |
| December 24 | 69.1°F (2017) | -5.1°F (2022) | 1.02 in (1998) |
| December 25 | 73.0°F (1982) | -5.1°F (1983) | 1.10 in (2020) |
| December 26 | 71.1°F (1987) | -2.0°F (1983) | 0.68 in (2015) |
| December 27 | 75.9°F (2015) | 6.1°F (2022) | 0.36 in (2012) |
| December 28 | 78.1°F (2015) | 3.9°F (2010) | 1.14 in (2018) |
| December 29 | 73.0°F (2021) | 3.9°F (2010) | 1.09 in (1983) |
| December 30 | 72.0°F (2015) | 9.0°F (1983) | 0.77 in (1990) |
| December 31 | 75.0°F (1990) | 3.0°F (1983) | 0.81 in (1996) |